UST

Analyze business systems, gather requirements, develop and customize WordPress sites, and provide application support. | Experience in business analysis, WordPress development, PHP, JavaScript, SQL, and application support in relevant environments. | Role Description IT Business Systems Analyst / Web Developer Lead I - Software Engineering Who We Are Born digital, UST transforms lives through the power of technology. We walk alongside our clients and partners, embedding innovation and agility into everything they do. We help them create transformative experiences and human-centered solutions for a better world. UST is a mission-driven group of 29,000+ practical problem solvers and creative thinkers in more than 30 countries. Our entrepreneurial teams are empowered to innovate, act nimbly, and create a lasting and sustainable impact for our clients, their customers, and the communities in which we live. With us, you’ll create a boundless impact that transforms your career—and the lives of people across the world. Visit us at UST.com. You Are UST is searching for an IT Business Systems Analyst / Web Developer. The Opportunity - Business Systems Analysis, requirements gathering, and gap analysis - Process documentation, workflow design, and testing/UAT - WordPress development, customization, plugins, and themes - Application support, troubleshooting, and production support This position description identifies the responsibilities and tasks typically associated with the performance of the position. Other relevant essential functions may be required. What You Need - We are looking for candidates with strong experience in: - Business Systems Analysis, requirements gathering, and gap analysis - Process documentation, workflow design, and testing/UAT - WordPress development, customization, plugins, and themes - PHP, JavaScript, HTML, CSS - SQL and MySQL - IIS, Apache, and Linux environments - Git source control and Azure DevOps pipelines - Application support, troubleshooting, and production support - Salesforce and enterprise application experience preferred Compensation can differ depending on factors including but not limited to the specific office location, role, skill set, education, and level of experience. UST provides a reasonable range of compensation for roles that may be hired in various U.S. markets as set forth below. Role Location: Colorado Compensation Range: $75,000-$113,000 Benefits Full-time, regular employees accrue a minimum of 10 days of paid vacation per year, receive 6 days of paid sick leave each year (pro-rated for new hires throughout the year), 10 paid holidays, and are eligible for paid bereavement leave and jury duty. They are eligible to participate in the Company’s 401(k) Retirement Plan with employer matching. They and their dependents residing in the US are eligible for medical, dental, and vision insurance, as well as the following Company-paid Employee Only benefits: basic life insurance, accidental death and disability insurance, and short- and long-term disability benefits. Regular employees may purchase additional voluntary short-term disability benefits, and participate in a Health Savings Account (HSA) as well as a Flexible Spending Account (FSA) for healthcare, dependent child care, and/or commuting expenses as allowable under IRS guidelines. Benefits offerings vary in Puerto Rico. Part-time employees receive 6 days of paid sick leave each year (pro-rated for new hires throughout the year) and are eligible to participate in the Company’s 401(k) Retirement Plan with employer matching. Full-time temporary employees receive 6 days of paid sick leave each year (pro-rated for new hires throughout the year) and are eligible to participate in the Company’s 401(k) program with employer matching. They and their dependents residing in the US are eligible for medical, dental, and vision insurance. Part-time temporary employees receive 6 days of paid sick leave each year (pro-rated for new hires throughout the year). All US employees who work in a state or locality with more generous paid sick leave benefits than specified here will receive the benefit of those sick leave laws. What We Believe We proudly embrace the values that have shaped UST since day one. We build our culture of Humility, Humanity, and Integrity. These values inspire us to nurture a people-first, human centric culture that fosters diversity, prioritizes sustainable solutions, and keeps our people and clients at the forefront of all decisions. Humility We will listen, learn, be empathetic and help selflessly in our interactions with everyone. Humanity Through business, we will better the lives of those less fortunate than ourselves. Integrity We honor our commitments and act with responsibility in all our relationships. Equal Employment Opportunity Statement UST is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or any other applicable characteristics protected by law. We will consider qualified applicants with arrest or conviction records in accordance with state and local laws and “fair chance” ordinances. UST reserves the right to periodically redefine your roles and responsibilities based on the requirements of the organization and/or your performance. #UST #CB Skills Azure DevOps, Business Analysis, WordPress

Design, develop, and secure enterprise-grade APIs using AWS and enforce strict authentication and compliance standards. | Experience with cloud-native development, API security standards, OAuth2/OIDC, AWS, Node.js, and large-scale microservices architectures. | Role Description Senior Backend/API Security Developer Lead II - Software Engineering Who We Are Born digital, UST transforms lives through the power of technology. We walk alongside our clients and partners, embedding innovation and agility into everything they do. We help them create transformative experiences and human-centered solutions for a better world. UST is a mission-driven group of 29,000+ practical problem solvers and creative thinkers in more than 30 countries. Our entrepreneurial teams are empowered to innovate, act nimbly, and create a lasting and sustainable impact for our clients, their customers, and the communities in which we live. With us, you’ll create a boundless impact that transforms your career—and the lives of people across the world. Visit us at UST.com. You Are UST is searching for a Senior Backend/API Security Developer (B2) with strong expertise in Python, Node.js, or Java and AWS, responsible for designing, developing, and securing enterprise-grade APIs that handle highly sensitive data. The Opportunity • Design Secure Architectures: Build scalable RESTful and GraphQL APIs using AWS services like Amazon API Gateway, AWS Lambda, and Amazon VPC while applying the principle of least privilege. • Enforce Strict Authentication: Implement robust identity and access management using OAuth 2.0, OpenID Connect (OIDC), AWS IAM, and Amazon Cognito. • Ensure Regulatory Compliance: Maintain data protection standards required by regulations like HIPAA, GDPR, or PCI-DSS through proper data masking, tokenization, and auditing. • Manage Encryption Standards: Ensure all data in transit uses TLS 1.3 and data at rest is encrypted using AWS Key Management Service (KMS) with customer-managed keys. • Conduct Security Audits: Perform automated security scans, static code analysis, and vulnerability assessments using tools like Amazon Inspector and AWS Security Hub. • Implement Rate Limiting and WAF: Protect backend systems from distributed denial-of-service (DDoS) attacks and injection flaws using AWS WAF and API Gateway throttling controls. • Establish Comprehensive Logging: Configure centralized monitoring and threat detection using Amazon CloudWatch, AWS CloudTrail, and Amazon GuardDuty for complete audit trails. • Collaborate with DevOps engineers in designing and developing CI/CD pipeline using Codepipeline This position description identifies the responsibilities and tasks typically associated with the performance of the position. Other relevant essential functions may be required. What You Need • The ideal candidate will drive API security standards, implement secure architecture patterns, and serve as a key technical leader in building a world-class API engineering practice. • Experience with cloud-native development, OWASP API Security standards, OAuth2/OIDC, and large-scale microservices architectures is required. • Skills: AWS, OAuth 2.0, Node.js, PostgreSQL Compensation can differ depending on factors including but not limited to the specific office location, role, skill set, education, and level of experience. UST provides a reasonable range of compensation for roles that may be hired in various U.S. markets as set forth below. Role Location: Remote-US Compensation Range: $82,000-$123,000 Benefits Full-time, regular employees accrue a minimum of 10 days of paid vacation per year, receive 6 days of paid sick leave each year (pro-rated for new hires throughout the year), 10 paid holidays, and are eligible for paid bereavement leave and jury duty. They are eligible to participate in the Company’s 401(k) Retirement Plan with employer matching. They and their dependents residing in the US are eligible for medical, dental, and vision insurance, as well as the following Company-paid Employee Only benefits: basic life insurance, accidental death and disability insurance, and short- and long-term disability benefits. Regular employees may purchase additional voluntary short-term disability benefits, and participate in a Health Savings Account (HSA) as well as a Flexible Spending Account (FSA) for healthcare, dependent child care, and/or commuting expenses as allowable under IRS guidelines. Benefits offerings vary in Puerto Rico. Part-time employees receive 6 days of paid sick leave each year (pro-rated for new hires throughout the year) and are eligible to participate in the Company’s 401(k) Retirement Plan with employer matching. Full-time temporary employees receive 6 days of paid sick leave each year (pro-rated for new hires throughout the year) and are eligible to participate in the Company’s 401(k) program with employer matching. They and their dependents residing in the US are eligible for medical, dental, and vision insurance. Part-time temporary employees receive 6 days of paid sick leave each year (pro-rated for new hires throughout the year). All US employees who work in a state or locality with more generous paid sick leave benefits than specified here will receive the benefit of those sick leave laws. What We Believe We proudly embrace the values that have shaped UST since day one. We build our culture of Humility, Humanity, and Integrity. These values inspire us to nurture a people-first, human centric culture that fosters diversity, prioritizes sustainable solutions, and keeps our people and clients at the forefront of all decisions. Humility We will listen, learn, be empathetic and help selflessly in our interactions with everyone. Humanity Through business, we will better the lives of those less fortunate than ourselves. Integrity We honor our commitments and act with responsibility in all our relationships. Equal Employment Opportunity Statement UST is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or any other applicable characteristics protected by law. We will consider qualified applicants with arrest or conviction records in accordance with state and local laws and “fair chance” ordinances. UST reserves the right to periodically redefine your roles and responsibilities based on the requirements of the organization and/or your performance. #UST #CB Skills AWS, OAuth 2.0, Node.js, PostgreSQL

Design, develop, and secure enterprise-grade APIs using AWS and enforce strict authentication and compliance standards. | Senior-level experience with cloud-native development, API security standards, OAuth2/OIDC, AWS, Node.js, and microservices architectures. | Role Description Senior Backend/API Security Developer Lead II - Software Engineering Who We Are Born digital, UST transforms lives through the power of technology. We walk alongside our clients and partners, embedding innovation and agility into everything they do. We help them create transformative experiences and human-centered solutions for a better world. UST is a mission-driven group of 29,000+ practical problem solvers and creative thinkers in more than 30 countries. Our entrepreneurial teams are empowered to innovate, act nimbly, and create a lasting and sustainable impact for our clients, their customers, and the communities in which we live. With us, you’ll create a boundless impact that transforms your career—and the lives of people across the world. Visit us at UST.com. You Are UST is searching for a Senior Backend/API Security Developer (B2) with strong expertise in Python, Node.js, or Java and AWS, responsible for designing, developing, and securing enterprise-grade APIs that handle highly sensitive data. The Opportunity • Design Secure Architectures: Build scalable RESTful and GraphQL APIs using AWS services like Amazon API Gateway, AWS Lambda, and Amazon VPC while applying the principle of least privilege. • Enforce Strict Authentication: Implement robust identity and access management using OAuth 2.0, OpenID Connect (OIDC), AWS IAM, and Amazon Cognito. • Ensure Regulatory Compliance: Maintain data protection standards required by regulations like HIPAA, GDPR, or PCI-DSS through proper data masking, tokenization, and auditing. • Manage Encryption Standards: Ensure all data in transit uses TLS 1.3 and data at rest is encrypted using AWS Key Management Service (KMS) with customer-managed keys. • Conduct Security Audits: Perform automated security scans, static code analysis, and vulnerability assessments using tools like Amazon Inspector and AWS Security Hub. • Implement Rate Limiting and WAF: Protect backend systems from distributed denial-of-service (DDoS) attacks and injection flaws using AWS WAF and API Gateway throttling controls. • Establish Comprehensive Logging: Configure centralized monitoring and threat detection using Amazon CloudWatch, AWS CloudTrail, and Amazon GuardDuty for complete audit trails. • Collaborate with DevOps engineers in designing and developing CI/CD pipeline using Codepipeline This position description identifies the responsibilities and tasks typically associated with the performance of the position. Other relevant essential functions may be required. What You Need • The ideal candidate will drive API security standards, implement secure architecture patterns, and serve as a key technical leader in building a world-class API engineering practice. • Experience with cloud-native development, OWASP API Security standards, OAuth2/OIDC, and large-scale microservices architectures is required. • Skills: AWS, OAuth 2.0, Node.js, PostgreSQL Compensation can differ depending on factors including but not limited to the specific office location, role, skill set, education, and level of experience. UST provides a reasonable range of compensation for roles that may be hired in various U.S. markets as set forth below. Role Location: Remote-US Compensation Range: $82,000-$123,000 Benefits Full-time, regular employees accrue a minimum of 10 days of paid vacation per year, receive 6 days of paid sick leave each year (pro-rated for new hires throughout the year), 10 paid holidays, and are eligible for paid bereavement leave and jury duty. They are eligible to participate in the Company’s 401(k) Retirement Plan with employer matching. They and their dependents residing in the US are eligible for medical, dental, and vision insurance, as well as the following Company-paid Employee Only benefits: basic life insurance, accidental death and disability insurance, and short- and long-term disability benefits. Regular employees may purchase additional voluntary short-term disability benefits, and participate in a Health Savings Account (HSA) as well as a Flexible Spending Account (FSA) for healthcare, dependent child care, and/or commuting expenses as allowable under IRS guidelines. Benefits offerings vary in Puerto Rico. Part-time employees receive 6 days of paid sick leave each year (pro-rated for new hires throughout the year) and are eligible to participate in the Company’s 401(k) Retirement Plan with employer matching. Full-time temporary employees receive 6 days of paid sick leave each year (pro-rated for new hires throughout the year) and are eligible to participate in the Company’s 401(k) program with employer matching. They and their dependents residing in the US are eligible for medical, dental, and vision insurance. Part-time temporary employees receive 6 days of paid sick leave each year (pro-rated for new hires throughout the year). All US employees who work in a state or locality with more generous paid sick leave benefits than specified here will receive the benefit of those sick leave laws. What We Believe We proudly embrace the values that have shaped UST since day one. We build our culture of Humility, Humanity, and Integrity. These values inspire us to nurture a people-first, human centric culture that fosters diversity, prioritizes sustainable solutions, and keeps our people and clients at the forefront of all decisions. Humility We will listen, learn, be empathetic and help selflessly in our interactions with everyone. Humanity Through business, we will better the lives of those less fortunate than ourselves. Integrity We honor our commitments and act with responsibility in all our relationships. Equal Employment Opportunity Statement UST is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or any other applicable characteristics protected by law. We will consider qualified applicants with arrest or conviction records in accordance with state and local laws and “fair chance” ordinances. UST reserves the right to periodically redefine your roles and responsibilities based on the requirements of the organization and/or your performance. #UST #CB Skills AWS, OAuth 2.0, Node.js, PostgreSQL

Design, develop, and secure enterprise-grade APIs using AWS and implement strict authentication and compliance measures. | Requires senior-level experience with AWS, OAuth 2.0, Node.js, API security standards, and large-scale microservices architectures. | Role Description Senior Backend/API Security Developer Lead II - Software Engineering Who We Are Born digital, UST transforms lives through the power of technology. We walk alongside our clients and partners, embedding innovation and agility into everything they do. We help them create transformative experiences and human-centered solutions for a better world. UST is a mission-driven group of 29,000+ practical problem solvers and creative thinkers in more than 30 countries. Our entrepreneurial teams are empowered to innovate, act nimbly, and create a lasting and sustainable impact for our clients, their customers, and the communities in which we live. With us, you’ll create a boundless impact that transforms your career—and the lives of people across the world. Visit us at UST.com. You Are UST is searching for a Senior Backend/API Security Developer (B2) with strong expertise in Python, Node.js, or Java and AWS, responsible for designing, developing, and securing enterprise-grade APIs that handle highly sensitive data. The Opportunity • Design Secure Architectures: Build scalable RESTful and GraphQL APIs using AWS services like Amazon API Gateway, AWS Lambda, and Amazon VPC while applying the principle of least privilege. • Enforce Strict Authentication: Implement robust identity and access management using OAuth 2.0, OpenID Connect (OIDC), AWS IAM, and Amazon Cognito. • Ensure Regulatory Compliance: Maintain data protection standards required by regulations like HIPAA, GDPR, or PCI-DSS through proper data masking, tokenization, and auditing. • Manage Encryption Standards: Ensure all data in transit uses TLS 1.3 and data at rest is encrypted using AWS Key Management Service (KMS) with customer-managed keys. • Conduct Security Audits: Perform automated security scans, static code analysis, and vulnerability assessments using tools like Amazon Inspector and AWS Security Hub. • Implement Rate Limiting and WAF: Protect backend systems from distributed denial-of-service (DDoS) attacks and injection flaws using AWS WAF and API Gateway throttling controls. • Establish Comprehensive Logging: Configure centralized monitoring and threat detection using Amazon CloudWatch, AWS CloudTrail, and Amazon GuardDuty for complete audit trails. • Collaborate with DevOps engineers in designing and developing CI/CD pipeline using Codepipeline This position description identifies the responsibilities and tasks typically associated with the performance of the position. Other relevant essential functions may be required. What You Need • The ideal candidate will drive API security standards, implement secure architecture patterns, and serve as a key technical leader in building a world-class API engineering practice. • Experience with cloud-native development, OWASP API Security standards, OAuth2/OIDC, and large-scale microservices architectures is required. • Skills: AWS, OAuth 2.0, Node.js, PostgreSQL Compensation can differ depending on factors including but not limited to the specific office location, role, skill set, education, and level of experience. UST provides a reasonable range of compensation for roles that may be hired in various U.S. markets as set forth below. Role Location: Remote-US Compensation Range: $82,000-$123,000 Benefits Full-time, regular employees accrue a minimum of 10 days of paid vacation per year, receive 6 days of paid sick leave each year (pro-rated for new hires throughout the year), 10 paid holidays, and are eligible for paid bereavement leave and jury duty. They are eligible to participate in the Company’s 401(k) Retirement Plan with employer matching. They and their dependents residing in the US are eligible for medical, dental, and vision insurance, as well as the following Company-paid Employee Only benefits: basic life insurance, accidental death and disability insurance, and short- and long-term disability benefits. Regular employees may purchase additional voluntary short-term disability benefits, and participate in a Health Savings Account (HSA) as well as a Flexible Spending Account (FSA) for healthcare, dependent child care, and/or commuting expenses as allowable under IRS guidelines. Benefits offerings vary in Puerto Rico. Part-time employees receive 6 days of paid sick leave each year (pro-rated for new hires throughout the year) and are eligible to participate in the Company’s 401(k) Retirement Plan with employer matching. Full-time temporary employees receive 6 days of paid sick leave each year (pro-rated for new hires throughout the year) and are eligible to participate in the Company’s 401(k) program with employer matching. They and their dependents residing in the US are eligible for medical, dental, and vision insurance. Part-time temporary employees receive 6 days of paid sick leave each year (pro-rated for new hires throughout the year). All US employees who work in a state or locality with more generous paid sick leave benefits than specified here will receive the benefit of those sick leave laws. What We Believe We proudly embrace the values that have shaped UST since day one. We build our culture of Humility, Humanity, and Integrity. These values inspire us to nurture a people-first, human centric culture that fosters diversity, prioritizes sustainable solutions, and keeps our people and clients at the forefront of all decisions. Humility We will listen, learn, be empathetic and help selflessly in our interactions with everyone. Humanity Through business, we will better the lives of those less fortunate than ourselves. Integrity We honor our commitments and act with responsibility in all our relationships. Equal Employment Opportunity Statement UST is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or any other applicable characteristics protected by law. We will consider qualified applicants with arrest or conviction records in accordance with state and local laws and “fair chance” ordinances. UST reserves the right to periodically redefine your roles and responsibilities based on the requirements of the organization and/or your performance. #UST #CB Skills AWS, OAuth 2.0, Node.js, PostgreSQL

Plan and execute lift-and-shift migration of on-premises servers to AWS EC2 with Linux administration and automation. | Must have hands-on experience with EC2, Linux systems administration, shell scripting, and lift-and-shift AWS migrations. | Role Description Senior AWS Cloud Engineer – EC2 & Linux Administration Specialist I - Cloud Infrastructure Services Who We Are Born digital, UST transforms lives through the power of technology. We walk alongside our clients and partners, embedding innovation and agility into everything they do. We help them create transformative experiences and human-centered solutions for a better world. UST is a mission-driven group of 29,000+ practical problem solvers and creative thinkers in more than 30 countries. Our entrepreneurial teams are empowered to innovate, act nimbly, and create a lasting and sustainable impact for our clients, their customers, and the communities in which we live. With us, you’ll create a boundless impact that transforms your career—and the lives of people across the world. Visit us at UST.com. You Are UST is searching for a Senior AWS Cloud Engineer to join our Cloud Platform Engineering team, supporting the migration of on-premises workloads to AWS. This role is focused on the compute and OS layer of the migration — standing up, configuring, and hardening EC2 instances and administering the Linux systems that run our re-hosted applications. You will work closely with the rest of the migration team to plan cutover waves, right-size compute, and ensure migrated servers are secure, patched, and production-ready from day one on AWS. The Opportunity • Plan and execute lift-and-shift migration of on-premises servers to Amazon EC2 • Build and maintain custom AMIs, instance configurations, and Auto Scaling groups for migrated workloads • Administer Linux servers — provisioning, patching, performance tuning, and troubleshooting — across the fleet • Configure supporting networking and security for EC2 workloads (VPC, security groups, NACLs, load balancers) • Harden and standardize server builds to meet security and compliance baselines • Automate provisioning and configuration management using scripting and config management tools • Validate post-migration performance and stability, and remediate issues found during cutover • Document server architecture, runbooks, and standard operating procedures This position description identifies the responsibilities and tasks typically associated with the performance of the position. Other relevant essential functions may be required. What You Need • (Must Have) Amazon EC2 • Hands-on experience provisioning and managing EC2 instances at scale, including AMI creation and lifecycle management • Experience with instance types, Auto Scaling groups, and EBS volume management • Understands EC2 networking fundamentals — security groups, elastic IPs, placement groups Linux Administration • Strong hands-on Linux system administration experience (RHEL, CentOS, Amazon Linux, or Ubuntu) • Comfortable with user/permissions management, systemd services, log management, and performance troubleshooting • Experience with shell scripting for automation and operational tasks • Experience with OS patching, hardening, and vulnerability remediation Lift & Shift Migration Experience • Has led or been a core contributor to at least one on-premises to AWS migration project • Experience with migration assessment, wave planning, and cutover execution • Comfortable working with legacy infrastructure and minimizing risk during transition • Preferred Qualifications (Nice to Have) • These skills will strengthen a candidate's profile but are not a hard requirement. AWS Certifications • AWS Certified SysOps Administrator – Associate • AWS Certified Solutions Architect – Associate or Professional Additional Experience • Experience with configuration management tools (Ansible, Chef, or Puppet) • Familiarity with AWS Application Migration Service (MGN) or AWS DataSync • Experience with Infrastructure as Code (CloudFormation or Terraform) • Exposure to containerization (Docker) or hybrid connectivity (Direct Connect, Site-to-Site VPN) Core Technology Stack Area Technologies Migration Scope On-premises to AWS lift-and-shift migration Compute Amazon EC2 (Must) — AMIs, instance types, Auto Scaling, EBS Operating Systems Linux Administration (Must) — RHEL, CentOS, Amazon Linux, Ubuntu Networking VPC, Subnets, Security Groups, NACLs, ELB/ALB, Route 53 Storage EBS, EFS, S3 Automation & Config Mgmt Systems Manager, Shell scripting, Ansible/Chef/Puppet Security & IAM IAM, KMS, patch management, hardening baselines Migration Tooling AWS Application Migration Service (MGN), AWS DataSync Monitoring & Ops CloudWatch, CloudTrail, Systems Manager Compensation can differ depending on factors including but not limited to the specific office location, role, skill set, education, and level of experience. UST provides a reasonable range of compensation for roles that may be hired in various U.S. markets as set forth below. Role Location: Remote-US Compensation Range: $87,000-$131,000 Benefits Full-time, regular employees accrue a minimum of 10 days of paid vacation per year, receive 6 days of paid sick leave each year (pro-rated for new hires throughout the year), 10 paid holidays, and are eligible for paid bereavement leave and jury duty. They are eligible to participate in the Company’s 401(k) Retirement Plan with employer matching. They and their dependents residing in the US are eligible for medical, dental, and vision insurance, as well as the following Company-paid Employee Only benefits: basic life insurance, accidental death and disability insurance, and short- and long-term disability benefits. Regular employees may purchase additional voluntary short-term disability benefits, and participate in a Health Savings Account (HSA) as well as a Flexible Spending Account (FSA) for healthcare, dependent child care, and/or commuting expenses as allowable under IRS guidelines. Benefits offerings vary in Puerto Rico. Part-time employees receive 6 days of paid sick leave each year (pro-rated for new hires throughout the year) and are eligible to participate in the Company’s 401(k) Retirement Plan with employer matching. Full-time temporary employees receive 6 days of paid sick leave each year (pro-rated for new hires throughout the year) and are eligible to participate in the Company’s 401(k) program with employer matching. They and their dependents residing in the US are eligible for medical, dental, and vision insurance. Part-time temporary employees receive 6 days of paid sick leave each year (pro-rated for new hires throughout the year). All US employees who work in a state or locality with more generous paid sick leave benefits than specified here will receive the benefit of those sick leave laws. What We Believe We proudly embrace the values that have shaped UST since day one. We build our culture of Humility, Humanity, and Integrity. These values inspire us to nurture a people-first, human centric culture that fosters diversity, prioritizes sustainable solutions, and keeps our people and clients at the forefront of all decisions. Humility We will listen, learn, be empathetic and help selflessly in our interactions with everyone. Humanity Through business, we will better the lives of those less fortunate than ourselves. Integrity We honor our commitments and act with responsibility in all our relationships. Equal Employment Opportunity Statement UST is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or any other applicable characteristics protected by law. We will consider qualified applicants with arrest or conviction records in accordance with state and local laws and “fair chance” ordinances. UST reserves the right to periodically redefine your roles and responsibilities based on the requirements of the organization and/or your performance. #UST #CB Skills Amazon EC2, AWS Application Migration Service, Amazon Linux, Autoscaling, AWS CloudFormation, AWS IAM, AWS, Docker, Elastic Load Balancing, Amazon S3, Amazon CloudWatch

Plan and execute lift-and-shift migration of on-premises servers to AWS EC2 and administer Linux systems. | Must have hands-on experience with EC2, Linux system administration, shell scripting, and migration projects. | Role Description Senior AWS Cloud Engineer – EC2 & Linux Administration Specialist I - Cloud Infrastructure Services Who We Are Born digital, UST transforms lives through the power of technology. We walk alongside our clients and partners, embedding innovation and agility into everything they do. We help them create transformative experiences and human-centered solutions for a better world. UST is a mission-driven group of 29,000+ practical problem solvers and creative thinkers in more than 30 countries. Our entrepreneurial teams are empowered to innovate, act nimbly, and create a lasting and sustainable impact for our clients, their customers, and the communities in which we live. With us, you’ll create a boundless impact that transforms your career—and the lives of people across the world. Visit us at UST.com. You Are UST is searching for a Senior AWS Cloud Engineer to join our Cloud Platform Engineering team, supporting the migration of on-premises workloads to AWS. This role is focused on the compute and OS layer of the migration — standing up, configuring, and hardening EC2 instances and administering the Linux systems that run our re-hosted applications. You will work closely with the rest of the migration team to plan cutover waves, right-size compute, and ensure migrated servers are secure, patched, and production-ready from day one on AWS. The Opportunity • Plan and execute lift-and-shift migration of on-premises servers to Amazon EC2 • Build and maintain custom AMIs, instance configurations, and Auto Scaling groups for migrated workloads • Administer Linux servers — provisioning, patching, performance tuning, and troubleshooting — across the fleet • Configure supporting networking and security for EC2 workloads (VPC, security groups, NACLs, load balancers) • Harden and standardize server builds to meet security and compliance baselines • Automate provisioning and configuration management using scripting and config management tools • Validate post-migration performance and stability, and remediate issues found during cutover • Document server architecture, runbooks, and standard operating procedures This position description identifies the responsibilities and tasks typically associated with the performance of the position. Other relevant essential functions may be required. What You Need • (Must Have) Amazon EC2 • Hands-on experience provisioning and managing EC2 instances at scale, including AMI creation and lifecycle management • Experience with instance types, Auto Scaling groups, and EBS volume management • Understands EC2 networking fundamentals — security groups, elastic IPs, placement groups Linux Administration • Strong hands-on Linux system administration experience (RHEL, CentOS, Amazon Linux, or Ubuntu) • Comfortable with user/permissions management, systemd services, log management, and performance troubleshooting • Experience with shell scripting for automation and operational tasks • Experience with OS patching, hardening, and vulnerability remediation Lift & Shift Migration Experience • Has led or been a core contributor to at least one on-premises to AWS migration project • Experience with migration assessment, wave planning, and cutover execution • Comfortable working with legacy infrastructure and minimizing risk during transition • Preferred Qualifications (Nice to Have) • These skills will strengthen a candidate's profile but are not a hard requirement. AWS Certifications • AWS Certified SysOps Administrator – Associate • AWS Certified Solutions Architect – Associate or Professional Additional Experience • Experience with configuration management tools (Ansible, Chef, or Puppet) • Familiarity with AWS Application Migration Service (MGN) or AWS DataSync • Experience with Infrastructure as Code (CloudFormation or Terraform) • Exposure to containerization (Docker) or hybrid connectivity (Direct Connect, Site-to-Site VPN) Core Technology Stack Area Technologies Migration Scope On-premises to AWS lift-and-shift migration Compute Amazon EC2 (Must) — AMIs, instance types, Auto Scaling, EBS Operating Systems Linux Administration (Must) — RHEL, CentOS, Amazon Linux, Ubuntu Networking VPC, Subnets, Security Groups, NACLs, ELB/ALB, Route 53 Storage EBS, EFS, S3 Automation & Config Mgmt Systems Manager, Shell scripting, Ansible/Chef/Puppet Security & IAM IAM, KMS, patch management, hardening baselines Migration Tooling AWS Application Migration Service (MGN), AWS DataSync Monitoring & Ops CloudWatch, CloudTrail, Systems Manager Compensation can differ depending on factors including but not limited to the specific office location, role, skill set, education, and level of experience. UST provides a reasonable range of compensation for roles that may be hired in various U.S. markets as set forth below. Role Location: Remote-US Compensation Range: $87,000-$131,000 Benefits Full-time, regular employees accrue a minimum of 10 days of paid vacation per year, receive 6 days of paid sick leave each year (pro-rated for new hires throughout the year), 10 paid holidays, and are eligible for paid bereavement leave and jury duty. They are eligible to participate in the Company’s 401(k) Retirement Plan with employer matching. They and their dependents residing in the US are eligible for medical, dental, and vision insurance, as well as the following Company-paid Employee Only benefits: basic life insurance, accidental death and disability insurance, and short- and long-term disability benefits. Regular employees may purchase additional voluntary short-term disability benefits, and participate in a Health Savings Account (HSA) as well as a Flexible Spending Account (FSA) for healthcare, dependent child care, and/or commuting expenses as allowable under IRS guidelines. Benefits offerings vary in Puerto Rico. Part-time employees receive 6 days of paid sick leave each year (pro-rated for new hires throughout the year) and are eligible to participate in the Company’s 401(k) Retirement Plan with employer matching. Full-time temporary employees receive 6 days of paid sick leave each year (pro-rated for new hires throughout the year) and are eligible to participate in the Company’s 401(k) program with employer matching. They and their dependents residing in the US are eligible for medical, dental, and vision insurance. Part-time temporary employees receive 6 days of paid sick leave each year (pro-rated for new hires throughout the year). All US employees who work in a state or locality with more generous paid sick leave benefits than specified here will receive the benefit of those sick leave laws. What We Believe We proudly embrace the values that have shaped UST since day one. We build our culture of Humility, Humanity, and Integrity. These values inspire us to nurture a people-first, human centric culture that fosters diversity, prioritizes sustainable solutions, and keeps our people and clients at the forefront of all decisions. Humility We will listen, learn, be empathetic and help selflessly in our interactions with everyone. Humanity Through business, we will better the lives of those less fortunate than ourselves. Integrity We honor our commitments and act with responsibility in all our relationships. Equal Employment Opportunity Statement UST is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or any other applicable characteristics protected by law. We will consider qualified applicants with arrest or conviction records in accordance with state and local laws and “fair chance” ordinances. UST reserves the right to periodically redefine your roles and responsibilities based on the requirements of the organization and/or your performance. #UST #CB Skills Amazon EC2, AWS Application Migration Service, Amazon Linux, Autoscaling, AWS CloudFormation, AWS IAM, AWS, Docker, Elastic Load Balancing, Amazon S3, Amazon CloudWatch

Design, build, and maintain secure, high-performance full stack web applications using React, Python/Node.js, and AWS. | 6-7 years professional full-stack development experience with strong skills in React, Python or Node.js, AWS cloud, secure API design, and DevOps practices. | Role Description Full Stack Developer (React & Python/Node.js - AWS) Lead I - Software Engineering Who We Are Born digital, UST transforms lives through the power of technology. We walk alongside our clients and partners, embedding innovation and agility into everything they do. We help them create transformative experiences and human-centered solutions for a better world. UST is a mission-driven group of 29,000+ practical problem solvers and creative thinkers in more than 30 countries. Our entrepreneurial teams are empowered to innovate, act nimbly, and create a lasting and sustainable impact for our clients, their customers, and the communities in which we live. With us, you’ll create a boundless impact that transforms your career—and the lives of people across the world. Visit us at UST.com. You Are We are seeking a Full Stack Developer to design, build, and maintain secure, high-performance web applications. In this role, you will work on everything from responsive user interfaces to scalable backend services. The Opportunity • Frontend Development: Build modular, responsive, and highly interactive user interfaces using React JS, Redux/Context API, and modern CSS frameworks. • Backend Development: Design and scale robust backend services and microservices using either Python (FastAPI, Django, Flask) or Node.js (Express, NestJS). • Secure API Development: Architect and secure RESTful or GraphQL APIs, ensuring strict protection against vulnerabilities like injection and broken object-level authorization. • Cloud Infrastructure: Deploy and manage application components natively within AWS using containerized environments. • DevOps Integration: Own and manage deployment workflows by writing Infrastructure as Code (IaC) and building automated CI/CD validation gates. • Data Management: Write optimized queries and design schemas for both relational databases (PostgreSQL, MySQL) and NoSQL stores (DynamoDB, MongoDB). This position description identifies the responsibilities and tasks typically associated with the performance of the position. Other relevant essential functions may be required. What You Need • Area Required Skills & Technologies Frontend React JS, JavaScript (ES6+), TypeScript, HTML5, CSS3, Webpack/Vite Backend Python (FastAPI/Django) OR Node.js (Express/NestJS) AWS Cloud EC2, S3, Lambda, ECS/EKS, API Gateway, CloudWatch, RDS Security OAuth 2.0, OIDC, JWT, IAM policies, CORS configuration, encryption (HTTPS, KMS) DevOps Docker, Git, GitHub Actions/GitLab CI, Terraform or AWS CloudFormation Databases PostgreSQL or MySQL, and DynamoDB or MongoDB Required Security Practices (Crucial Focus) Secure API Design: Implementing rigorous input validation, output encoding, and strict rate-limiting to prevent Denial of Service (DoS) attacks. • Authentication & Authorization: Enforcing secure identity management with token-based authentication and Role-Based Access Control (RBAC). • Secrets Management: Preventing hardcoded credentials by using secure storage tools like AWS Secrets Manager or Systems Manager Parameter Store. • Security Scanning: Utilizing automated tools within the CI/CD pipeline to scan code for vulnerabilities and dependency flaws before deployment. • Experience and Qualifications • Years of Experience: 6-7 years of professional full-stack software development experience in a production environment. • Architecture Understanding: Strong grasp of serverless architectures, event-driven systems, and microservices patterns. • Testing Rigor: Experience writing comprehensive unit, integration, and end-to-end tests for both frontend and backend systems. Compensation can differ depending on factors including but not limited to the specific office location, role, skill set, education, and level of experience. UST provides a reasonable range of compensation for roles that may be hired in various U.S. markets as set forth below. Role Location: Remote-US Compensation Range: $75,000-$113,000 Benefits Full-time, regular employees accrue a minimum of 10 days of paid vacation per year, receive 6 days of paid sick leave each year (pro-rated for new hires throughout the year), 10 paid holidays, and are eligible for paid bereavement leave and jury duty. They are eligible to participate in the Company’s 401(k) Retirement Plan with employer matching. They and their dependents residing in the US are eligible for medical, dental, and vision insurance, as well as the following Company-paid Employee Only benefits: basic life insurance, accidental death and disability insurance, and short- and long-term disability benefits. Regular employees may purchase additional voluntary short-term disability benefits, and participate in a Health Savings Account (HSA) as well as a Flexible Spending Account (FSA) for healthcare, dependent child care, and/or commuting expenses as allowable under IRS guidelines. Benefits offerings vary in Puerto Rico. Part-time employees receive 6 days of paid sick leave each year (pro-rated for new hires throughout the year) and are eligible to participate in the Company’s 401(k) Retirement Plan with employer matching. Full-time temporary employees receive 6 days of paid sick leave each year (pro-rated for new hires throughout the year) and are eligible to participate in the Company’s 401(k) program with employer matching. They and their dependents residing in the US are eligible for medical, dental, and vision insurance. Part-time temporary employees receive 6 days of paid sick leave each year (pro-rated for new hires throughout the year). All US employees who work in a state or locality with more generous paid sick leave benefits than specified here will receive the benefit of those sick leave laws. What We Believe We proudly embrace the values that have shaped UST since day one. We build our culture of Humility, Humanity, and Integrity. These values inspire us to nurture a people-first, human centric culture that fosters diversity, prioritizes sustainable solutions, and keeps our people and clients at the forefront of all decisions. Humility We will listen, learn, be empathetic and help selflessly in our interactions with everyone. Humanity Through business, we will better the lives of those less fortunate than ourselves. Integrity We honor our commitments and act with responsibility in all our relationships. Equal Employment Opportunity Statement UST is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or any other applicable characteristics protected by law. We will consider qualified applicants with arrest or conviction records in accordance with state and local laws and “fair chance” ordinances. UST reserves the right to periodically redefine your roles and responsibilities based on the requirements of the organization and/or your performance. #UST #CB Skills React, Node.js, Python, AWS

Design and develop scalable, responsive, and high-performance web applications using React.js and related technologies. | 8+ years experience with JavaScript, React JS, Node JS, HTML, CSS, and Git, plus strong communication and Agile background. | Role Description Senior Frontend Developer (React) Lead II - Software Engineering Who We Are Born digital, UST transforms lives through the power of technology. We walk alongside our clients and partners, embedding innovation and agility into everything they do. We help them create transformative experiences and human-centered solutions for a better world. UST is a mission-driven group of 29,000+ practical problem solvers and creative thinkers in more than 30 countries. Our entrepreneurial teams are empowered to innovate, act nimbly, and create a lasting and sustainable impact for our clients, their customers, and the communities in which we live. With us, you’ll create a boundless impact that transforms your career—and the lives of people across the world. Visit us at UST.com. You Are UST is searching for a highly energetic and collaborative Senior UI Developer for a 12-month engagement. The Opportunity • Design and develop scalable, responsive, and high-performance web applications using React.js, JavaScript, HTML, and CSS. • Implement reusable UI components and maintain coding standards. • Designing and implement Web applications. • Analyzing user requirements to inform application design • Defining application objectives and functionality. • Aligning application design with business goals. • Developing and testing software. • Debugging and resolving technical problems that arise. • Producing detailed design documentation. • Developing multimedia applications. • Developing documentation to assist users. • Ensuring continuous professional self-development This position description identifies the responsibilities and tasks typically associated with the performance of the position. Other relevant essential functions may be required. What You Need • Experience range: 8+ Years • 10+ years of hands-on experience with Javascript, HTML and CSS (Required) • 8+ years of hands-on experience with React JS , Node JS, HTML ,CSS and Git (Required) • Exposure in writing unit test case using Ezyme, Jest and Mocha etc. (Required) • Background in Scrum/Agile development methodologies. • Capable of delivering on multiple competing priorities with little supervision. • Excellent verbal and written communication skills. • Qualification: • Bachelor's Degree in computer science or equivalent experience • Technical Skills: • Mandatory: React JS , Node JS, HTML ,CSS, Javascript and Git • Secondary: Gitflow, Experience in JIRA, Confluence etc (optional). • Continuous Integration tools such as Bamboo, Jenkins, or TFS Compensation can differ depending on factors including but not limited to the specific office location, role, skill set, education, and level of experience. UST provides a reasonable range of compensation for roles that may be hired in various U.S. markets as set forth below. Role Location: Remote-US Compensation Range: $82,000-$123,000 Benefits Full-time, regular employees accrue a minimum of 10 days of paid vacation per year, receive 6 days of paid sick leave each year (pro-rated for new hires throughout the year), 10 paid holidays, and are eligible for paid bereavement leave and jury duty. They are eligible to participate in the Company’s 401(k) Retirement Plan with employer matching. They and their dependents residing in the US are eligible for medical, dental, and vision insurance, as well as the following Company-paid Employee Only benefits: basic life insurance, accidental death and disability insurance, and short- and long-term disability benefits. Regular employees may purchase additional voluntary short-term disability benefits, and participate in a Health Savings Account (HSA) as well as a Flexible Spending Account (FSA) for healthcare, dependent child care, and/or commuting expenses as allowable under IRS guidelines. Benefits offerings vary in Puerto Rico. Part-time employees receive 6 days of paid sick leave each year (pro-rated for new hires throughout the year) and are eligible to participate in the Company’s 401(k) Retirement Plan with employer matching. Full-time temporary employees receive 6 days of paid sick leave each year (pro-rated for new hires throughout the year) and are eligible to participate in the Company’s 401(k) program with employer matching. They and their dependents residing in the US are eligible for medical, dental, and vision insurance. Part-time temporary employees receive 6 days of paid sick leave each year (pro-rated for new hires throughout the year). All US employees who work in a state or locality with more generous paid sick leave benefits than specified here will receive the benefit of those sick leave laws. What We Believe We proudly embrace the values that have shaped UST since day one. We build our culture of Humility, Humanity, and Integrity. These values inspire us to nurture a people-first, human centric culture that fosters diversity, prioritizes sustainable solutions, and keeps our people and clients at the forefront of all decisions. Humility We will listen, learn, be empathetic and help selflessly in our interactions with everyone. Humanity Through business, we will better the lives of those less fortunate than ourselves. Integrity We honor our commitments and act with responsibility in all our relationships. Equal Employment Opportunity Statement UST is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or any other applicable characteristics protected by law. We will consider qualified applicants with arrest or conviction records in accordance with state and local laws and “fair chance” ordinances. UST reserves the right to periodically redefine your roles and responsibilities based on the requirements of the organization and/or your performance. #UST Skills CSS, React, Node.js, JavaScript

Design and develop scalable, responsive React web applications and reusable UI components aligned with business goals. | 8+ years experience with JavaScript, React, Node.js, HTML, CSS, unit testing, Agile methodologies, and strong communication skills. | Role description Senior Frontend Developer (React) Lead II - Software Engineering Who We Are: Born digital, UST transforms lives through the power of technology. We walk alongside our clients and partners, embedding innovation and agility into everything they do. We help them create transformative experiences and human-centered solutions for a better world. UST is a mission-driven group of 29,000+ practical problem solvers and creative thinkers in more than 30 countries. Our entrepreneurial teams are empowered to innovate, act nimbly, and create a lasting and sustainable impact for our clients, their customers, and the communities in which we live. With us, you’ll create a boundless impact that transforms your career—and the lives of people across the world. Visit us at UST.com. You Are: UST is searching for a highly energetic and collaborative Senior UI Developer for a 12-month engagement. The opportunity: • Design and develop scalable, responsive, and high-performance web applications using React.js, JavaScript, HTML, and CSS. • Implement reusable UI components and maintain coding standards. • Designing and implement Web applications. • Analyzing user requirements to inform application design • Defining application objectives and functionality. • Aligning application design with business goals. • Developing and testing software. • Debugging and resolving technical problems that arise. • Producing detailed design documentation. • Developing multimedia applications. • Developing documentation to assist users. • Ensuring continuous professional self-development This position description identifies the responsibilities and tasks typically associated with the performance of the position. Other relevant essential functions may be required. What you need: • Experience range: 8+ Years • 10+ years of hands-on experience with Javascript, HTML and CSS (Required) • 8+ years of hands-on experience with React JS , Node JS, HTML ,CSS and Git (Required) • Exposure in writing unit test case using Ezyme, Jest and Mocha etc. (Required) • Background in Scrum/Agile development methodologies. • Capable of delivering on multiple competing priorities with little supervision. • Excellent verbal and written communication skills. • Qualification: • Bachelor's Degree in computer science or equivalent experience • Technical Skills: • Mandatory: React JS , Node JS, HTML ,CSS, Javascript and Git • Secondary: Gitflow, Experience in JIRA, Confluence etc (optional). • Continuous Integration tools such as Bamboo, Jenkins, or TFS Compensation can differ depending on factors including but not limited to the specific office location, role, skill set, education, and level of experience. UST provides a reasonable range of compensation for roles that may be hired in various U.S. markets as set forth below. Role Location: Remote-US Compensation Range: $82,000-$123,000 Benefits Full-time, regular employees accrue a minimum of 10 days of paid vacation per year, receive 6 days of paid sick leave each year (pro-rated for new hires throughout the year), 10 paid holidays, and are eligible for paid bereavement leave and jury duty. They are eligible to participate in the Company’s 401(k) Retirement Plan with employer matching. They and their dependents residing in the US are eligible for medical, dental, and vision insurance, as well as the following Company-paid Employee Only benefits: basic life insurance, accidental death and disability insurance, and short- and long-term disability benefits. Regular employees may purchase additional voluntary short-term disability benefits, and participate in a Health Savings Account (HSA) as well as a Flexible Spending Account (FSA) for healthcare, dependent child care, and/or commuting expenses as allowable under IRS guidelines. Benefits offerings vary in Puerto Rico. Part-time employees receive 6 days of paid sick leave each year (pro-rated for new hires throughout the year) and are eligible to participate in the Company’s 401(k) Retirement Plan with employer matching. Full-time temporary employees receive 6 days of paid sick leave each year (pro-rated for new hires throughout the year) and are eligible to participate in the Company’s 401(k) program with employer matching. They and their dependents residing in the US are eligible for medical, dental, and vision insurance. Part-time temporary employees receive 6 days of paid sick leave each year (pro-rated for new hires throughout the year). All US employees who work in a state or locality with more generous paid sick leave benefits than specified here will receive the benefit of those sick leave laws. What we believe: We proudly embrace the values that have shaped UST since day one. We build our culture of Humility, Humanity, and Integrity. These values inspire us to nurture a people-first, human centric culture that fosters diversity, prioritizes sustainable solutions, and keeps our people and clients at the forefront of all decisions. Humility: We will listen, learn, be empathetic and help selflessly in our interactions with everyone. Humanity: Through business, we will better the lives of those less fortunate than ourselves. Integrity: We honor our commitments and act with responsibility in all our relationships. Equal Employment Opportunity Statement UST is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or any other applicable characteristics protected by law. We will consider qualified applicants with arrest or conviction records in accordance with state and local laws and “fair chance” ordinances. UST reserves the right to periodically redefine your roles and responsibilities based on the requirements of the organization and/or your performance. #UST #LI-YG1 #LI-Remote Skills CSS, React, Node.js, JavaScript Benefits Compensation range: $82,000.00 to $123,000.00 per year About UST UST is a global digital transformation solutions provider. For more than 20 years, UST has worked side by side with the world’s best companies to make a real impact through transformation. Powered by technology, inspired by people and led by purpose, UST partners with their clients from design to operation. With deep domain expertise and a future-proof philosophy, UST embeds innovation and agility into their clients’ organizations. With over 30,000 employees in 30 countries, UST builds for boundless impact—touching billions of lives in the process.

Design and develop scalable, responsive, and high-performance web applications using React.js and related technologies. | 8+ years experience with JavaScript, React, Node.js, HTML, CSS, and Git, plus strong communication and Agile methodology experience. | Role description Senior Frontend Developer (React) Lead II - Software Engineering Who We Are: Born digital, UST transforms lives through the power of technology. We walk alongside our clients and partners, embedding innovation and agility into everything they do. We help them create transformative experiences and human-centered solutions for a better world. UST is a mission-driven group of 29,000+ practical problem solvers and creative thinkers in more than 30 countries. Our entrepreneurial teams are empowered to innovate, act nimbly, and create a lasting and sustainable impact for our clients, their customers, and the communities in which we live. With us, you’ll create a boundless impact that transforms your career—and the lives of people across the world. Visit us at UST.com. You Are: UST is searching for a highly energetic and collaborative Senior UI Developer for a 12-month engagement. The opportunity: • Design and develop scalable, responsive, and high-performance web applications using React.js, JavaScript, HTML, and CSS. • Implement reusable UI components and maintain coding standards. • Designing and implement Web applications. • Analyzing user requirements to inform application design • Defining application objectives and functionality. • Aligning application design with business goals. • Developing and testing software. • Debugging and resolving technical problems that arise. • Producing detailed design documentation. • Developing multimedia applications. • Developing documentation to assist users. • Ensuring continuous professional self-development This position description identifies the responsibilities and tasks typically associated with the performance of the position. Other relevant essential functions may be required. What you need: • Experience range: 8+ Years • 10+ years of hands-on experience with Javascript, HTML and CSS (Required) • 8+ years of hands-on experience with React JS , Node JS, HTML ,CSS and Git (Required) • Exposure in writing unit test case using Ezyme, Jest and Mocha etc. (Required) • Background in Scrum/Agile development methodologies. • Capable of delivering on multiple competing priorities with little supervision. • Excellent verbal and written communication skills. • Qualification: • Bachelor's Degree in computer science or equivalent experience • Technical Skills: • Mandatory: React JS , Node JS, HTML ,CSS, Javascript and Git • Secondary: Gitflow, Experience in JIRA, Confluence etc (optional). • Continuous Integration tools such as Bamboo, Jenkins, or TFS Compensation can differ depending on factors including but not limited to the specific office location, role, skill set, education, and level of experience. UST provides a reasonable range of compensation for roles that may be hired in various U.S. markets as set forth below. Role Location: Remote-US Compensation Range: $82,000-$123,000 Benefits Full-time, regular employees accrue a minimum of 10 days of paid vacation per year, receive 6 days of paid sick leave each year (pro-rated for new hires throughout the year), 10 paid holidays, and are eligible for paid bereavement leave and jury duty. They are eligible to participate in the Company’s 401(k) Retirement Plan with employer matching. They and their dependents residing in the US are eligible for medical, dental, and vision insurance, as well as the following Company-paid Employee Only benefits: basic life insurance, accidental death and disability insurance, and short- and long-term disability benefits. Regular employees may purchase additional voluntary short-term disability benefits, and participate in a Health Savings Account (HSA) as well as a Flexible Spending Account (FSA) for healthcare, dependent child care, and/or commuting expenses as allowable under IRS guidelines. Benefits offerings vary in Puerto Rico. Part-time employees receive 6 days of paid sick leave each year (pro-rated for new hires throughout the year) and are eligible to participate in the Company’s 401(k) Retirement Plan with employer matching. Full-time temporary employees receive 6 days of paid sick leave each year (pro-rated for new hires throughout the year) and are eligible to participate in the Company’s 401(k) program with employer matching. They and their dependents residing in the US are eligible for medical, dental, and vision insurance. Part-time temporary employees receive 6 days of paid sick leave each year (pro-rated for new hires throughout the year). All US employees who work in a state or locality with more generous paid sick leave benefits than specified here will receive the benefit of those sick leave laws. What we believe: We proudly embrace the values that have shaped UST since day one. We build our culture of Humility, Humanity, and Integrity. These values inspire us to nurture a people-first, human centric culture that fosters diversity, prioritizes sustainable solutions, and keeps our people and clients at the forefront of all decisions. Humility: We will listen, learn, be empathetic and help selflessly in our interactions with everyone. Humanity: Through business, we will better the lives of those less fortunate than ourselves. Integrity: We honor our commitments and act with responsibility in all our relationships. Equal Employment Opportunity Statement UST is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or any other applicable characteristics protected by law. We will consider qualified applicants with arrest or conviction records in accordance with state and local laws and “fair chance” ordinances. UST reserves the right to periodically redefine your roles and responsibilities based on the requirements of the organization and/or your performance. #UST #LI-YG1 #LI-Remote Skills CSS, React, Node.js, JavaScript Benefits Compensation range: $82,000.00 to $123,000.00 per year About UST UST is a global digital transformation solutions provider. For more than 20 years, UST has worked side by side with the world’s best companies to make a real impact through transformation. Powered by technology, inspired by people and led by purpose, UST partners with their clients from design to operation. With deep domain expertise and a future-proof philosophy, UST embeds innovation and agility into their clients’ organizations. With over 30,000 employees in 30 countries, UST builds for boundless impact—touching billions of lives in the process.

Design and develop scalable, responsive web applications using React and related technologies. | 8+ years experience with JavaScript, React, Node.js, HTML, CSS, and Git, plus strong communication and Agile experience. | Role Description Senior Frontend Developer (React) Lead II - Software Engineering Who We Are Born digital, UST transforms lives through the power of technology. We walk alongside our clients and partners, embedding innovation and agility into everything they do. We help them create transformative experiences and human-centered solutions for a better world. UST is a mission-driven group of 29,000+ practical problem solvers and creative thinkers in more than 30 countries. Our entrepreneurial teams are empowered to innovate, act nimbly, and create a lasting and sustainable impact for our clients, their customers, and the communities in which we live. With us, you’ll create a boundless impact that transforms your career—and the lives of people across the world. Visit us at UST.com. You Are UST is searching for a highly energetic and collaborative Senior UI Developer for a 12-month engagement. The Opportunity • Design and develop scalable, responsive, and high-performance web applications using React.js, JavaScript, HTML, and CSS. • Implement reusable UI components and maintain coding standards. • Designing and implement Web applications. • Analyzing user requirements to inform application design • Defining application objectives and functionality. • Aligning application design with business goals. • Developing and testing software. • Debugging and resolving technical problems that arise. • Producing detailed design documentation. • Developing multimedia applications. • Developing documentation to assist users. • Ensuring continuous professional self-development This position description identifies the responsibilities and tasks typically associated with the performance of the position. Other relevant essential functions may be required. What You Need • Experience range: 8+ Years • 10+ years of hands-on experience with Javascript, HTML and CSS (Required) • 8+ years of hands-on experience with React JS , Node JS, HTML ,CSS and Git (Required) • Exposure in writing unit test case using Ezyme, Jest and Mocha etc. (Required) • Background in Scrum/Agile development methodologies. • Capable of delivering on multiple competing priorities with little supervision. • Excellent verbal and written communication skills. • Qualification: • Bachelor's Degree in computer science or equivalent experience • Technical Skills: • Mandatory: React JS , Node JS, HTML ,CSS, Javascript and Git • Secondary: Gitflow, Experience in JIRA, Confluence etc (optional). • Continuous Integration tools such as Bamboo, Jenkins, or TFS Compensation can differ depending on factors including but not limited to the specific office location, role, skill set, education, and level of experience. UST provides a reasonable range of compensation for roles that may be hired in various U.S. markets as set forth below. Role Location: Remote-US Compensation Range: $82,000-$123,000 Benefits Full-time, regular employees accrue a minimum of 10 days of paid vacation per year, receive 6 days of paid sick leave each year (pro-rated for new hires throughout the year), 10 paid holidays, and are eligible for paid bereavement leave and jury duty. They are eligible to participate in the Company’s 401(k) Retirement Plan with employer matching. They and their dependents residing in the US are eligible for medical, dental, and vision insurance, as well as the following Company-paid Employee Only benefits: basic life insurance, accidental death and disability insurance, and short- and long-term disability benefits. Regular employees may purchase additional voluntary short-term disability benefits, and participate in a Health Savings Account (HSA) as well as a Flexible Spending Account (FSA) for healthcare, dependent child care, and/or commuting expenses as allowable under IRS guidelines. Benefits offerings vary in Puerto Rico. Part-time employees receive 6 days of paid sick leave each year (pro-rated for new hires throughout the year) and are eligible to participate in the Company’s 401(k) Retirement Plan with employer matching. Full-time temporary employees receive 6 days of paid sick leave each year (pro-rated for new hires throughout the year) and are eligible to participate in the Company’s 401(k) program with employer matching. They and their dependents residing in the US are eligible for medical, dental, and vision insurance. Part-time temporary employees receive 6 days of paid sick leave each year (pro-rated for new hires throughout the year). All US employees who work in a state or locality with more generous paid sick leave benefits than specified here will receive the benefit of those sick leave laws. What We Believe We proudly embrace the values that have shaped UST since day one. We build our culture of Humility, Humanity, and Integrity. These values inspire us to nurture a people-first, human centric culture that fosters diversity, prioritizes sustainable solutions, and keeps our people and clients at the forefront of all decisions. Humility We will listen, learn, be empathetic and help selflessly in our interactions with everyone. Humanity Through business, we will better the lives of those less fortunate than ourselves. Integrity We honor our commitments and act with responsibility in all our relationships. Equal Employment Opportunity Statement UST is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or any other applicable characteristics protected by law. We will consider qualified applicants with arrest or conviction records in accordance with state and local laws and “fair chance” ordinances. UST reserves the right to periodically redefine your roles and responsibilities based on the requirements of the organization and/or your performance. #UST Skills CSS, React, Node.js, JavaScript

Design and develop scalable, responsive web applications using React and related frontend technologies. | 8+ years experience with JavaScript, React, Node.js, HTML, CSS, and Git, plus strong communication and Agile development background. | Role Description Senior Frontend Developer (React) Lead II - Software Engineering Who We Are Born digital, UST transforms lives through the power of technology. We walk alongside our clients and partners, embedding innovation and agility into everything they do. We help them create transformative experiences and human-centered solutions for a better world. UST is a mission-driven group of 29,000+ practical problem solvers and creative thinkers in more than 30 countries. Our entrepreneurial teams are empowered to innovate, act nimbly, and create a lasting and sustainable impact for our clients, their customers, and the communities in which we live. With us, you’ll create a boundless impact that transforms your career—and the lives of people across the world. Visit us at UST.com. You Are UST is searching for a highly energetic and collaborative Senior UI Developer for a 12-month engagement. The Opportunity • Design and develop scalable, responsive, and high-performance web applications using React.js, JavaScript, HTML, and CSS. • Implement reusable UI components and maintain coding standards. • Designing and implement Web applications. • Analyzing user requirements to inform application design • Defining application objectives and functionality. • Aligning application design with business goals. • Developing and testing software. • Debugging and resolving technical problems that arise. • Producing detailed design documentation. • Developing multimedia applications. • Developing documentation to assist users. • Ensuring continuous professional self-development This position description identifies the responsibilities and tasks typically associated with the performance of the position. Other relevant essential functions may be required. What You Need • Experience range: 8+ Years • 10+ years of hands-on experience with Javascript, HTML and CSS (Required) • 8+ years of hands-on experience with React JS , Node JS, HTML ,CSS and Git (Required) • Exposure in writing unit test case using Ezyme, Jest and Mocha etc. (Required) • Background in Scrum/Agile development methodologies. • Capable of delivering on multiple competing priorities with little supervision. • Excellent verbal and written communication skills. • Qualification: • Bachelor's Degree in computer science or equivalent experience • Technical Skills: • Mandatory: React JS , Node JS, HTML ,CSS, Javascript and Git • Secondary: Gitflow, Experience in JIRA, Confluence etc (optional). • Continuous Integration tools such as Bamboo, Jenkins, or TFS Compensation can differ depending on factors including but not limited to the specific office location, role, skill set, education, and level of experience. UST provides a reasonable range of compensation for roles that may be hired in various U.S. markets as set forth below. Role Location: Remote-US Compensation Range: $82,000-$123,000 Benefits Full-time, regular employees accrue a minimum of 10 days of paid vacation per year, receive 6 days of paid sick leave each year (pro-rated for new hires throughout the year), 10 paid holidays, and are eligible for paid bereavement leave and jury duty. They are eligible to participate in the Company’s 401(k) Retirement Plan with employer matching. They and their dependents residing in the US are eligible for medical, dental, and vision insurance, as well as the following Company-paid Employee Only benefits: basic life insurance, accidental death and disability insurance, and short- and long-term disability benefits. Regular employees may purchase additional voluntary short-term disability benefits, and participate in a Health Savings Account (HSA) as well as a Flexible Spending Account (FSA) for healthcare, dependent child care, and/or commuting expenses as allowable under IRS guidelines. Benefits offerings vary in Puerto Rico. Part-time employees receive 6 days of paid sick leave each year (pro-rated for new hires throughout the year) and are eligible to participate in the Company’s 401(k) Retirement Plan with employer matching. Full-time temporary employees receive 6 days of paid sick leave each year (pro-rated for new hires throughout the year) and are eligible to participate in the Company’s 401(k) program with employer matching. They and their dependents residing in the US are eligible for medical, dental, and vision insurance. Part-time temporary employees receive 6 days of paid sick leave each year (pro-rated for new hires throughout the year). All US employees who work in a state or locality with more generous paid sick leave benefits than specified here will receive the benefit of those sick leave laws. What We Believe We proudly embrace the values that have shaped UST since day one. We build our culture of Humility, Humanity, and Integrity. These values inspire us to nurture a people-first, human centric culture that fosters diversity, prioritizes sustainable solutions, and keeps our people and clients at the forefront of all decisions. Humility We will listen, learn, be empathetic and help selflessly in our interactions with everyone. Humanity Through business, we will better the lives of those less fortunate than ourselves. Integrity We honor our commitments and act with responsibility in all our relationships. Equal Employment Opportunity Statement UST is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or any other applicable characteristics protected by law. We will consider qualified applicants with arrest or conviction records in accordance with state and local laws and “fair chance” ordinances. UST reserves the right to periodically redefine your roles and responsibilities based on the requirements of the organization and/or your performance. #UST Skills CSS, React, Node.js, JavaScript

Refactor legacy batch processing jobs into Python-based cloud-native services and build full stack applications for monitoring and operations. | Must have Python development, Perl scripting, full stack development experience, and migration/refactoring expertise. | Role description Python Full Stack Developer – Lift & Shift Migration Lead II - Software Engineering Who We Are: Born digital, UST transforms lives through the power of technology. We walk alongside our clients and partners, embedding innovation and agility into everything they do. We help them create transformative experiences and human-centered solutions for a better world. UST is a mission-driven group of 29,000+ practical problem solvers and creative thinkers in more than 30 countries. Our entrepreneurial teams are empowered to innovate, act nimbly, and create a lasting and sustainable impact for our clients, their customers, and the communities in which we live. With us, you’ll create a boundless impact that transforms your career—and the lives of people across the world. Visit us at UST.com. You Are: UST is searching for a Python Full Stack Developer to join our Cloud Platform Engineering team, supporting the migration of on-premises batch processing systems to AWS. This role goes beyond a pure lift-and-shift — it involves refactoring legacy batch jobs, many currently written in PERL, into modern, cloud-native Python applications and services. The opportunity: • Refactor and migrate legacy on-premises batch processing jobs, including existing PERL scripts, into Python-based services on AWS • Design, build, and maintain full stack applications (Python backend, web front end) to support batch job monitoring and operations • Re-architect batch workflows to run on AWS-native services (e.g., AWS Batch, Lambda, Step Functions) as appropriate • Analyze existing PERL scripts and on-prem batch logic to identify functionality, dependencies, and edge cases prior to refactoring • Write automated tests to validate that refactored jobs produce equivalent results to the legacy systems • Collaborate with cloud engineers on infrastructure, deployment pipelines, and cutover sequencing for migrated workloads • Troubleshoot and resolve data or processing discrepancies surfaced during migration validation • Document refactored logic, architecture decisions, and operational runbooks This position description identifies the responsibilities and tasks typically associated with the performance of the position. Other relevant essential functions may be required. What you need: • (Must Have) Python Development • Strong hands-on experience building production applications and scripts in Python • Experience with batch/ETL processing patterns — scheduling, error handling, retries, idempotency • Comfortable working with Python data processing libraries and writing automated tests Full Stack Development • Experience building both backend services and front-end interfaces (e.g., React, Vue, or similar) • Experience designing and consuming REST APIs • Comfortable owning a feature end-to-end, from data layer to UI PERL Scripting • Able to read, understand, and refactor existing PERL scripts • Experience translating PERL-based batch logic into equivalent, maintainable Python code Lift & Shift / Refactoring Migration Experience • Has been a core contributor to a migration project involving refactoring — not just re-hosting — legacy code • Experience with batch job migration, including validation and parallel-run/cutover strategies • Comfortable working with legacy, undocumented code and reverse-engineering business logic • Preferred Qualifications (Nice to Have) • These skills will strengthen a candidate's profile but are not a hard requirement. AWS & Cloud • Experience with AWS Batch, Lambda, or Step Functions • Familiarity with Docker and containerized batch job deployment • AWS Certified Developer – Associate Additional Experience • Experience with SQL and relational or NoSQL data stores (RDS, DynamoDB) • Familiarity with CI/CD pipelines (CodePipeline, CodeBuild, or GitHub Actions) Core Technology Stack Area Technologies Migration Scope On-premises to AWS lift-and-shift migration with refactoring of batch processing workloads Primary Language Python (Must) — application development, batch/ETL scripting Legacy Scripting PERL (Must) — reading, refactoring, and migrating existing scripts Full Stack Backend (Python) + Frontend (JavaScript/React or similar), REST APIs Batch Processing AWS Batch, Lambda, Step Functions, EventBridge, scheduled jobs Data & Storage S3, RDS, DynamoDB CI/CD CodePipeline, CodeBuild, GitHub Containers Docker Compensation can differ depending on factors including but not limited to the specific office location, role, skill set, education, and level of experience. UST provides a reasonable range of compensation for roles that may be hired in various U.S. markets as set forth below. Role Location: Remote-US Compensation Range: $82,000-$123,000 Benefits Full-time, regular employees accrue a minimum of 10 days of paid vacation per year, receive 6 days of paid sick leave each year (pro-rated for new hires throughout the year), 10 paid holidays, and are eligible for paid bereavement leave and jury duty. They are eligible to participate in the Company’s 401(k) Retirement Plan with employer matching. They and their dependents residing in the US are eligible for medical, dental, and vision insurance, as well as the following Company-paid Employee Only benefits: basic life insurance, accidental death and disability insurance, and short- and long-term disability benefits. Regular employees may purchase additional voluntary short-term disability benefits, and participate in a Health Savings Account (HSA) as well as a Flexible Spending Account (FSA) for healthcare, dependent child care, and/or commuting expenses as allowable under IRS guidelines. Benefits offerings vary in Puerto Rico. Part-time employees receive 6 days of paid sick leave each year (pro-rated for new hires throughout the year) and are eligible to participate in the Company’s 401(k) Retirement Plan with employer matching. Full-time temporary employees receive 6 days of paid sick leave each year (pro-rated for new hires throughout the year) and are eligible to participate in the Company’s 401(k) program with employer matching. They and their dependents residing in the US are eligible for medical, dental, and vision insurance. Part-time temporary employees receive 6 days of paid sick leave each year (pro-rated for new hires throughout the year). All US employees who work in a state or locality with more generous paid sick leave benefits than specified here will receive the benefit of those sick leave laws. What we believe: We proudly embrace the values that have shaped UST since day one. We build our culture of Humility, Humanity, and Integrity. These values inspire us to nurture a people-first, human centric culture that fosters diversity, prioritizes sustainable solutions, and keeps our people and clients at the forefront of all decisions. Humility: We will listen, learn, be empathetic and help selflessly in our interactions with everyone. Humanity: Through business, we will better the lives of those less fortunate than ourselves. Integrity: We honor our commitments and act with responsibility in all our relationships. Equal Employment Opportunity Statement UST is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or any other applicable characteristics protected by law. We will consider qualified applicants with arrest or conviction records in accordance with state and local laws and “fair chance” ordinances. UST reserves the right to periodically redefine your roles and responsibilities based on the requirements of the organization and/or your performance. #UST #CB #LI-AP6 #LI-Remote Skills REST, ETL, AWS Lambda, Full-Stack Development, Perl, SQL, AWS, AWS Batch, AWS Step Functions, React Benefits Compensation range: $82,000.00 to $123,000.00 per year About UST UST is a global digital transformation solutions provider. For more than 20 years, UST has worked side by side with the world’s best companies to make a real impact through transformation. Powered by technology, inspired by people and led by purpose, UST partners with their clients from design to operation. With deep domain expertise and a future-proof philosophy, UST embeds innovation and agility into their clients’ organizations. With over 30,000 employees in 30 countries, UST builds for boundless impact—touching billions of lives in the process.

Plan and execute lift-and-shift migration of on-premises servers to AWS EC2, administer Linux servers, and automate provisioning and configuration management. | Must have hands-on experience with EC2 instance management, Linux system administration, and lift-and-shift migration projects to AWS. | Role description Senior AWS Cloud Engineer – EC2 & Linux Administration Specialist I - Cloud Infrastructure Services Who We Are: Born digital, UST transforms lives through the power of technology. We walk alongside our clients and partners, embedding innovation and agility into everything they do. We help them create transformative experiences and human-centered solutions for a better world. UST is a mission-driven group of 29,000+ practical problem solvers and creative thinkers in more than 30 countries. Our entrepreneurial teams are empowered to innovate, act nimbly, and create a lasting and sustainable impact for our clients, their customers, and the communities in which we live. With us, you’ll create a boundless impact that transforms your career—and the lives of people across the world. Visit us at UST.com. You Are: UST is searching for a Senior AWS Cloud Engineer to join our Cloud Platform Engineering team, supporting the migration of on-premises workloads to AWS. This role is focused on the compute and OS layer of the migration — standing up, configuring, and hardening EC2 instances and administering the Linux systems that run our re-hosted applications. You will work closely with the rest of the migration team to plan cutover waves, right-size compute, and ensure migrated servers are secure, patched, and production-ready from day one on AWS. The opportunity: • Plan and execute lift-and-shift migration of on-premises servers to Amazon EC2 • Build and maintain custom AMIs, instance configurations, and Auto Scaling groups for migrated workloads • Administer Linux servers — provisioning, patching, performance tuning, and troubleshooting — across the fleet • Configure supporting networking and security for EC2 workloads (VPC, security groups, NACLs, load balancers) • Harden and standardize server builds to meet security and compliance baselines • Automate provisioning and configuration management using scripting and config management tools • Validate post-migration performance and stability, and remediate issues found during cutover • Document server architecture, runbooks, and standard operating procedures This position description identifies the responsibilities and tasks typically associated with the performance of the position. Other relevant essential functions may be required. What you need: • (Must Have) Amazon EC2 • Hands-on experience provisioning and managing EC2 instances at scale, including AMI creation and lifecycle management • Experience with instance types, Auto Scaling groups, and EBS volume management • Understands EC2 networking fundamentals — security groups, elastic IPs, placement groups Linux Administration • Strong hands-on Linux system administration experience (RHEL, CentOS, Amazon Linux, or Ubuntu) • Comfortable with user/permissions management, systemd services, log management, and performance troubleshooting • Experience with shell scripting for automation and operational tasks • Experience with OS patching, hardening, and vulnerability remediation Lift & Shift Migration Experience • Has led or been a core contributor to at least one on-premises to AWS migration project • Experience with migration assessment, wave planning, and cutover execution • Comfortable working with legacy infrastructure and minimizing risk during transition • Preferred Qualifications (Nice to Have) • These skills will strengthen a candidate's profile but are not a hard requirement. AWS Certifications • AWS Certified SysOps Administrator – Associate • AWS Certified Solutions Architect – Associate or Professional Additional Experience • Experience with configuration management tools (Ansible, Chef, or Puppet) • Familiarity with AWS Application Migration Service (MGN) or AWS DataSync • Experience with Infrastructure as Code (CloudFormation or Terraform) • Exposure to containerization (Docker) or hybrid connectivity (Direct Connect, Site-to-Site VPN) Core Technology Stack Area Technologies Migration Scope On-premises to AWS lift-and-shift migration Compute Amazon EC2 (Must) — AMIs, instance types, Auto Scaling, EBS Operating Systems Linux Administration (Must) — RHEL, CentOS, Amazon Linux, Ubuntu Networking VPC, Subnets, Security Groups, NACLs, ELB/ALB, Route 53 Storage EBS, EFS, S3 Automation & Config Mgmt Systems Manager, Shell scripting, Ansible/Chef/Puppet Security & IAM IAM, KMS, patch management, hardening baselines Migration Tooling AWS Application Migration Service (MGN), AWS DataSync Monitoring & Ops CloudWatch, CloudTrail, Systems Manager Compensation can differ depending on factors including but not limited to the specific office location, role, skill set, education, and level of experience. UST provides a reasonable range of compensation for roles that may be hired in various U.S. markets as set forth below. Role Location: Remote-US Compensation Range: $87,000-$131,000 Benefits Full-time, regular employees accrue a minimum of 10 days of paid vacation per year, receive 6 days of paid sick leave each year (pro-rated for new hires throughout the year), 10 paid holidays, and are eligible for paid bereavement leave and jury duty. They are eligible to participate in the Company’s 401(k) Retirement Plan with employer matching. They and their dependents residing in the US are eligible for medical, dental, and vision insurance, as well as the following Company-paid Employee Only benefits: basic life insurance, accidental death and disability insurance, and short- and long-term disability benefits. Regular employees may purchase additional voluntary short-term disability benefits, and participate in a Health Savings Account (HSA) as well as a Flexible Spending Account (FSA) for healthcare, dependent child care, and/or commuting expenses as allowable under IRS guidelines. Benefits offerings vary in Puerto Rico. Part-time employees receive 6 days of paid sick leave each year (pro-rated for new hires throughout the year) and are eligible to participate in the Company’s 401(k) Retirement Plan with employer matching. Full-time temporary employees receive 6 days of paid sick leave each year (pro-rated for new hires throughout the year) and are eligible to participate in the Company’s 401(k) program with employer matching. They and their dependents residing in the US are eligible for medical, dental, and vision insurance. Part-time temporary employees receive 6 days of paid sick leave each year (pro-rated for new hires throughout the year). All US employees who work in a state or locality with more generous paid sick leave benefits than specified here will receive the benefit of those sick leave laws. What we believe: We proudly embrace the values that have shaped UST since day one. We build our culture of Humility, Humanity, and Integrity. These values inspire us to nurture a people-first, human centric culture that fosters diversity, prioritizes sustainable solutions, and keeps our people and clients at the forefront of all decisions. Humility: We will listen, learn, be empathetic and help selflessly in our interactions with everyone. Humanity: Through business, we will better the lives of those less fortunate than ourselves. Integrity: We honor our commitments and act with responsibility in all our relationships. Equal Employment Opportunity Statement UST is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or any other applicable characteristics protected by law. We will consider qualified applicants with arrest or conviction records in accordance with state and local laws and “fair chance” ordinances. UST reserves the right to periodically redefine your roles and responsibilities based on the requirements of the organization and/or your performance. #UST #CB #LI-IS1 #LI-Remote Skills Amazon EC2, AWS Application Migration Service, Amazon Linux, Autoscaling, AWS CloudFormation, AWS IAM, AWS, Docker, Elastic Load Balancing, Amazon S3, Amazon CloudWatch Benefits Compensation range: $87,000.00 to $131,000.00 per year About UST UST is a global digital transformation solutions provider. For more than 20 years, UST has worked side by side with the world’s best companies to make a real impact through transformation. Powered by technology, inspired by people and led by purpose, UST partners with their clients from design to operation. With deep domain expertise and a future-proof philosophy, UST embeds innovation and agility into their clients’ organizations. With over 30,000 employees in 30 countries, UST builds for boundless impact—touching billions of lives in the process.

Refactor legacy batch jobs into Python cloud-native applications and maintain full stack services on AWS. | Must have Python development, batch processing, Perl scripting, full stack experience, and migration/refactoring expertise. | Role Description Python Full Stack Developer – Lift & Shift Migration Lead II - Software Engineering Who We Are Born digital, UST transforms lives through the power of technology. We walk alongside our clients and partners, embedding innovation and agility into everything they do. We help them create transformative experiences and human-centered solutions for a better world. UST is a mission-driven group of 29,000+ practical problem solvers and creative thinkers in more than 30 countries. Our entrepreneurial teams are empowered to innovate, act nimbly, and create a lasting and sustainable impact for our clients, their customers, and the communities in which we live. With us, you’ll create a boundless impact that transforms your career—and the lives of people across the world. Visit us at UST.com. You Are UST is searching for a Python Full Stack Developer to join our Cloud Platform Engineering team, supporting the migration of on-premises batch processing systems to AWS. This role goes beyond a pure lift-and-shift — it involves refactoring legacy batch jobs, many currently written in PERL, into modern, cloud-native Python applications and services. The Opportunity • Refactor and migrate legacy on-premises batch processing jobs, including existing PERL scripts, into Python-based services on AWS • Design, build, and maintain full stack applications (Python backend, web front end) to support batch job monitoring and operations • Re-architect batch workflows to run on AWS-native services (e.g., AWS Batch, Lambda, Step Functions) as appropriate • Analyze existing PERL scripts and on-prem batch logic to identify functionality, dependencies, and edge cases prior to refactoring • Write automated tests to validate that refactored jobs produce equivalent results to the legacy systems • Collaborate with cloud engineers on infrastructure, deployment pipelines, and cutover sequencing for migrated workloads • Troubleshoot and resolve data or processing discrepancies surfaced during migration validation • Document refactored logic, architecture decisions, and operational runbooks This position description identifies the responsibilities and tasks typically associated with the performance of the position. Other relevant essential functions may be required. What You Need • (Must Have) Python Development • Strong hands-on experience building production applications and scripts in Python • Experience with batch/ETL processing patterns — scheduling, error handling, retries, idempotency • Comfortable working with Python data processing libraries and writing automated tests Full Stack Development • Experience building both backend services and front-end interfaces (e.g., React, Vue, or similar) • Experience designing and consuming REST APIs • Comfortable owning a feature end-to-end, from data layer to UI PERL Scripting • Able to read, understand, and refactor existing PERL scripts • Experience translating PERL-based batch logic into equivalent, maintainable Python code Lift & Shift / Refactoring Migration Experience • Has been a core contributor to a migration project involving refactoring — not just re-hosting — legacy code • Experience with batch job migration, including validation and parallel-run/cutover strategies • Comfortable working with legacy, undocumented code and reverse-engineering business logic • Preferred Qualifications (Nice to Have) • These skills will strengthen a candidate's profile but are not a hard requirement. AWS & Cloud • Experience with AWS Batch, Lambda, or Step Functions • Familiarity with Docker and containerized batch job deployment • AWS Certified Developer – Associate Additional Experience • Experience with SQL and relational or NoSQL data stores (RDS, DynamoDB) • Familiarity with CI/CD pipelines (CodePipeline, CodeBuild, or GitHub Actions) Core Technology Stack Area Technologies Migration Scope On-premises to AWS lift-and-shift migration with refactoring of batch processing workloads Primary Language Python (Must) — application development, batch/ETL scripting Legacy Scripting PERL (Must) — reading, refactoring, and migrating existing scripts Full Stack Backend (Python) + Frontend (JavaScript/React or similar), REST APIs Batch Processing AWS Batch, Lambda, Step Functions, EventBridge, scheduled jobs Data & Storage S3, RDS, DynamoDB CI/CD CodePipeline, CodeBuild, GitHub Containers Docker Compensation can differ depending on factors including but not limited to the specific office location, role, skill set, education, and level of experience. UST provides a reasonable range of compensation for roles that may be hired in various U.S. markets as set forth below. Role Location: Remote-US Compensation Range: $82,000-$123,000 Benefits Full-time, regular employees accrue a minimum of 10 days of paid vacation per year, receive 6 days of paid sick leave each year (pro-rated for new hires throughout the year), 10 paid holidays, and are eligible for paid bereavement leave and jury duty. They are eligible to participate in the Company’s 401(k) Retirement Plan with employer matching. They and their dependents residing in the US are eligible for medical, dental, and vision insurance, as well as the following Company-paid Employee Only benefits: basic life insurance, accidental death and disability insurance, and short- and long-term disability benefits. Regular employees may purchase additional voluntary short-term disability benefits, and participate in a Health Savings Account (HSA) as well as a Flexible Spending Account (FSA) for healthcare, dependent child care, and/or commuting expenses as allowable under IRS guidelines. Benefits offerings vary in Puerto Rico. Part-time employees receive 6 days of paid sick leave each year (pro-rated for new hires throughout the year) and are eligible to participate in the Company’s 401(k) Retirement Plan with employer matching. Full-time temporary employees receive 6 days of paid sick leave each year (pro-rated for new hires throughout the year) and are eligible to participate in the Company’s 401(k) program with employer matching. They and their dependents residing in the US are eligible for medical, dental, and vision insurance. Part-time temporary employees receive 6 days of paid sick leave each year (pro-rated for new hires throughout the year). All US employees who work in a state or locality with more generous paid sick leave benefits than specified here will receive the benefit of those sick leave laws. What We Believe We proudly embrace the values that have shaped UST since day one. We build our culture of Humility, Humanity, and Integrity. These values inspire us to nurture a people-first, human centric culture that fosters diversity, prioritizes sustainable solutions, and keeps our people and clients at the forefront of all decisions. Humility We will listen, learn, be empathetic and help selflessly in our interactions with everyone. Humanity Through business, we will better the lives of those less fortunate than ourselves. Integrity We honor our commitments and act with responsibility in all our relationships. Equal Employment Opportunity Statement UST is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or any other applicable characteristics protected by law. We will consider qualified applicants with arrest or conviction records in accordance with state and local laws and “fair chance” ordinances. UST reserves the right to periodically redefine your roles and responsibilities based on the requirements of the organization and/or your performance. #UST #CB Skills REST, ETL, AWS Lambda, Full-Stack Development, Perl, SQL, AWS, AWS Batch, AWS Step Functions, React