Bigtoone

Design and implement web, mobile, and serverless applications with API integrations and agile workflows. | Over 5 years of experience with mobile, web, backend development, AWS serverless, third-party API integration, CI/CD, and AI-assisted tools. | Job Description: • Design and implement web, mobile, and interactive terminal applications on a unified backend. • Build and maintain the project's REST API and the data model in NoSQL environments. • Integrate payment gateways for both digital channels and physical terminals across multiple channels. • Develop a custom CMS focused on managing campaigns, rewards, and user loyalty. • Implement integrations and data synchronizations via REST with third-party systems (POS/ERP). • Work with agile methodologies and AI-assisted development tools (Claude Code, Cursor) as part of the daily productivity workflow. Requirements: • More than 5 years developing and deploying digital products in real production environments. • Strong experience in at least two of the following three areas: Mobile: Flutter Web: Next.js / React Backend: Node.js + TypeScript in serverless environments • Comfortable working with AWS (Lambda, API Gateway, DynamoDB, Cognito, S3) or equivalent technologies. • Hands-on experience connecting third-party APIs (payment gateways, ERPs, management systems). • Deployment automation and CI/CD using GitHub Actions. • Familiarity with AI-assisted development and strong technical judgment to review and audit autonomously generated code. • Languages: Fluent Spanish or English. Benefits: • Remote work • Flexible schedule compatible with the European time zone • Immediate start • Initial duration: ~75 working days (≈ 3.5 months)

Design and implement full-stack applications including web, mobile, serverless backend, and integrations with third-party systems. | More than 5 years of experience with mobile, web, and backend development, strong skills in Node.js, TypeScript, AWS serverless, API integrations, and agile workflows. | Job Description: • Design and implement web, mobile, and interactive terminal applications on a unified backend. • Build and maintain the project's REST API and the data model in NoSQL environments. • Integrate payment gateways for both digital channels and physical terminals across multiple channels. • Develop a custom CMS focused on managing campaigns, rewards, and user loyalty. • Implement integrations and data synchronizations via REST with third-party systems (POS/ERP). • Work with agile methodologies and AI-assisted development tools (Claude Code, Cursor) as part of the daily productivity workflow. Requirements: • More than 5 years developing and deploying digital products in real production environments. • Strong experience in at least two of the following three areas: Mobile: Flutter Web: Next.js / React Backend: Node.js + TypeScript in serverless environments • Comfortable working with AWS (Lambda, API Gateway, DynamoDB, Cognito, S3) or equivalent technologies. • Hands-on experience connecting third-party APIs (payment gateways, ERPs, management systems). • Deployment automation and CI/CD using GitHub Actions. • Familiarity with AI-assisted development and strong technical judgment to review and audit autonomously generated code. • Languages: Fluent Spanish or English. Benefits: • Remote work • Flexible schedule compatible with the European time zone • Immediate start • Initial duration: ~75 working days (≈ 3.5 months)

Design and implement full-stack applications including web, mobile, and serverless backend with integrations to third-party APIs. | Senior developer with 5+ years experience in mobile, web, or backend development using TypeScript, serverless AWS technologies, and AI-assisted tools. | Job Description: • Design and implement web, mobile, and interactive terminal applications on a unified backend. • Build and maintain the project's REST API and the data model in NoSQL environments. • Integrate payment gateways for both digital channels and physical terminals across multiple channels. • Develop a custom CMS focused on managing campaigns, rewards, and user loyalty. • Implement integrations and data synchronizations via REST with third-party systems (POS/ERP). • Work with agile methodologies and AI-assisted development tools (Claude Code, Cursor) as part of the daily productivity workflow. Requirements: • More than 5 years developing and deploying digital products in real production environments. • Strong experience in at least two of the following three areas: Mobile: Flutter Web: Next.js / React Backend: Node.js + TypeScript in serverless environments • Comfortable working with AWS (Lambda, API Gateway, DynamoDB, Cognito, S3) or equivalent technologies. • Hands-on experience connecting third-party APIs (payment gateways, ERPs, management systems). • Deployment automation and CI/CD using GitHub Actions. • Familiarity with AI-assisted development and strong technical judgment to review and audit autonomously generated code. • Languages: Fluent Spanish or English. Benefits: • Remote work • Flexible schedule compatible with the European time zone • Immediate start • Initial duration: ~75 working days (≈ 3.5 months)

Design and implement full-stack applications including mobile, web, and serverless backend with integrations and automation. | Over 5 years experience with mobile, web, and backend development using Node.js, TypeScript, React/Next.js, AWS serverless technologies, and third-party API integrations. | Job Description: • Design and implement web, mobile, and interactive terminal applications on a unified backend. • Build and maintain the project's REST API and the data model in NoSQL environments. • Integrate payment gateways for both digital channels and physical terminals across multiple channels. • Develop a custom CMS focused on managing campaigns, rewards, and user loyalty. • Implement integrations and data synchronizations via REST with third-party systems (POS/ERP). • Work with agile methodologies and AI-assisted development tools (Claude Code, Cursor) as part of the daily productivity workflow. Requirements: • More than 5 years developing and deploying digital products in real production environments. • Strong experience in at least two of the following three areas: Mobile: Flutter Web: Next.js / React Backend: Node.js + TypeScript in serverless environments • Comfortable working with AWS (Lambda, API Gateway, DynamoDB, Cognito, S3) or equivalent technologies. • Hands-on experience connecting third-party APIs (payment gateways, ERPs, management systems). • Deployment automation and CI/CD using GitHub Actions. • Familiarity with AI-assisted development and strong technical judgment to review and audit autonomously generated code. • Languages: Fluent Spanish or English. Benefits: • Remote work • Flexible schedule compatible with the European time zone • Immediate start • Initial duration: ~75 working days (≈ 3.5 months)