Serotonin

Design digital and print assets for blockchain and fintech clients, develop visual narratives simplifying complex technical concepts, and collaborate with teams to align design with strategic goals. | 3-5+ years design experience with blockchain or fintech clients, proficiency in design software, strong visual communication skills, and ability to work independently in a remote environment. | Who is Serotonin Serotonin is the top go to market firm for transformative technologies, specializing in marketing, strategy, recruiting, and legal services. With a global team of 90 across 15 countries, Serotonin has supported over 300 clients in consumer tech, web3 infrastructure, digital assets, venture capital, and AI since its launch in 2020. Delivering end-to-end go-to-market solutions across all major marketing channels - including public relations, growth marketing, on-chain analytics, content, research, social, and design - Serotonin accelerates global innovation. At the core of our business is the Serotonin Platform, serving as a central nucleus for the web3 ecosystem, connecting builders and founders with essential resources to drive business growth. About the Role We are seeking a highly creative and versatile Contract Designer with experience designing for blockchain, fintech, or emerging technology clients. This role is ideal for a designer who thrives in fast-paced, innovative environments and understands how to translate complex technical ideas into engaging, user-centered visuals. You’ll work closely with our Design lead, leadership, and client services teams to create high-quality design assets that elevate brand identity, clarify messaging, and resonate with both technical and non-technical audiences. Responsibilities • Design digital and print assets including pitch decks, marketing collateral, social media graphics, event materials, and web assets for our clients. • Collaborate with internal teams and clients to align design output with strategic goals and brand guidelines. • Develop visual narratives that simplify complex technical concepts (e.g., blockchain protocols, fintech products, token economies). • Create and refine presentation materials for client campaigns, investor decks, and product launches. • Ensure consistency in visual language across multiple touchpoints. • Manage feedback loops with agility, delivering high-quality work within tight timelines. Requirements • 3–5+ years of professional design experience (agency or in-house). • Strong portfolio showcasing experience with blockchain, fintech, or emerging tech brands. • Proficiency in design tools such as Figma, Adobe Creative Suite (Illustrator, Photoshop, InDesign), and presentation tools (Keynote, PowerPoint, Google Slides). • Ability to take technical or abstract concepts and communicate them visually in clear, engaging ways. • Strong typography, layout, and branding skills. • Familiarity with Web3/crypto culture, fintech trends, or emerging tech aesthetics is a plus. • Excellent communication and project management skills; able to work independently in a remote environment. This role is ideal for: • A designer who is strategic and detail-oriented, not just a visual executor. • Someone who comes from a social media background and understands the dynamic assets needed in order to succeed on our social accounts. • Someone comfortable working with early-stage companies and cutting-edge industries where brand identity may still be evolving. • Someone who loves a deadline and working across multiple projects simultaneously. • A flexible, collaborative partner who can handle multiple projects and shifting priorities. Benefits • Competitive Salary • Health Insurance - (US Only) • 401(k) - (US Only) • Remote Work Environment • Maternity/Paternity Leave

Design digital and print assets for blockchain and fintech clients, develop visual narratives simplifying technical concepts, and collaborate with teams to align design with strategic goals. | 3-5+ years of professional design experience with blockchain, fintech, or emerging tech brands, proficiency in design and presentation tools, strong visual communication skills, and ability to work independently in a remote environment. | Who Is Serotonin Serotonin is the top go to market firm for transformative technologies, specializing in marketing, strategy, recruiting, and legal services. With a global team of 90 across 15 countries, Serotonin has supported over 300 clients in consumer tech, web3 infrastructure, digital assets, venture capital, and AI since its launch in 2020. Delivering end-to-end go-to-market solutions across all major marketing channels - including public relations, growth marketing, on-chain analytics, content, research, social, and design - Serotonin accelerates global innovation. At the core of our business is the Serotonin Platform, serving as a central nucleus for the web3 ecosystem, connecting builders and founders with essential resources to drive business growth. About The Role We are seeking a highly creative and versatile Contract Designer with experience designing for blockchain, fintech, or emerging technology clients. This role is ideal for a designer who thrives in fast-paced, innovative environments and understands how to translate complex technical ideas into engaging, user-centered visuals. You’ll work closely with our Design lead, leadership, and client services teams to create high-quality design assets that elevate brand identity, clarify messaging, and resonate with both technical and non-technical audiences. Responsibilities • Design digital and print assets including pitch decks, marketing collateral, social media graphics, event materials, and web assets for our clients • Collaborate with internal teams and clients to align design output with strategic goals and brand guidelines • Develop visual narratives that simplify complex technical concepts (e.g., blockchain protocols, fintech products, token economies) • Create and refine presentation materials for client campaigns, investor decks, and product launches • Ensure consistency in visual language across multiple touchpoints • Manage feedback loops with agility, delivering high-quality work within tight timelines Requirements • 3–5+ years of professional design experience (agency or in-house) • Strong portfolio showcasing experience with blockchain, fintech, or emerging tech brands • Proficiency in design tools such as Figma, Adobe Creative Suite (Illustrator, Photoshop, InDesign), and presentation tools (Keynote, PowerPoint, Google Slides) • Ability to take technical or abstract concepts and communicate them visually in clear, engaging ways • Strong typography, layout, and branding skills • Familiarity with Web3/crypto culture, fintech trends, or emerging tech aesthetics is a plus • Excellent communication and project management skills; able to work independently in a remote environment This role is ideal for: • A designer who is strategic and detail-oriented, not just a visual executor • Someone who comes from a social media background and understands the dynamic assets needed in order to succeed on our social accounts • Someone comfortable working with early-stage companies and cutting-edge industries where brand identity may still be evolving • Someone who loves a deadline and working across multiple projects simultaneously. • A flexible, collaborative partner who can handle multiple projects and shifting priorities Benefits • Competitive Salary • Health Insurance - (US Only) • 401(k) - (US Only) • Remote Work Environment • Maternity/Paternity Leave This role will require a paid one-week (8-10hrs) trial period comped at $50/hr.

Build and maintain data pipelines and infrastructure, develop statistical models and data science solutions, create analytics tools, design experiments, and partner with teams to measure impact. | Strong experience with modern data stack tools, advanced SQL and Python skills, statistical analysis expertise, blockchain/Web3 data experience, and ability to communicate complex findings. | Who Is Serotonin Serotonin is the top go to market firm for transformative technologies, specializing in marketing, strategy, recruiting, and legal services. With a global team of 90 across 15 countries, Serotonin has supported over 300 clients in consumer tech, web3 infrastructure, digital assets, venture capital, and AI since its launch in 2020. Delivering end-to-end go-to-market solutions across all major marketing channels - including public relations, growth marketing, on-chain analytics, content, research, social, and design - Serotonin accelerates global innovation. At the core of our business is the Serotonin Platform, serving as a central nucleus for the web3 ecosystem, connecting builders and founders with essential resources to drive business growth. About The Role We're looking for a versatile data professional who combines strong analytical and data science capabilities with the engineering skills to build and maintain the infrastructure behind those analyses. This is a hybrid role perfect for someone who loves both discovering insights and building scalable systems to deliver them. You'll work across the entire data stack - from pipeline development to statistical modeling. Responsibilities • Build and maintain data pipelines that power both ad-hoc analyses and production dashboards • Develop statistical models and data science solutions while also implementing the infrastructure to deploy them • Create self-serve analytics tools and datasets that empower stakeholders across the organization • Design experiments and perform statistical analyses to measure product and marketing initiatives • Build data models in our warehouse that balance analytical flexibility with performance • Partner directly with product, marketing, and leadership teams to identify opportunities and measure impact • Own the full lifecycle of data products - from initial exploration to production deployment Requirements: Core Technical Skills • Strong experience with modern data stack tools (e.g., dbt, Airflow/Dagster, Snowflake, BigQuery, Redshift, or similar) • Proven ability to design and manage ETL pipelines and database architectures • Advanced SQL skills and high proficiency in Python for both data analysis and engineering • Understanding of data modeling principles (Kimball, Data Vault, or similar) • Experience with cloud data platforms (AWS, GCP, or Azure) Requirements: Analytical & Data Science Expertise • Strong statistical analysis skills with hands-on experience using Python data science stack (pandas, NumPy, scikit-learn) • Experience with A/B testing, causal inference, and experimental design • Ability to communicate complex findings to non-technical stakeholders • Track record of using data to influence business strategy Requirements: Blockchain & Web3 Experience • Hands-on experience with blockchain data extraction, transformation, and analysis • Understanding of EVM concepts (transactions, events, smart contracts) and/or non-EVM ecosystems • Ability to work with on-chain data to derive actionable insights Bonus Points • Experience with marketing analytics and attribution modeling • Familiarity with data from providers like Dune, Arkham, GoldSky, Flipside, or similar • Previous experience in data roles within blockchain/Web3 organizations • Experience with data visualization tools (Tableau, Looker, or similar) This Position Is Ideal For Someone Who... • Gets excited about both building robust data infrastructure AND discovering insights • Wants ownership over the entire data value chain • Thrives in environments where they can wear multiple hats • Values being able to see their analyses through to production impact Benefits • Competitive Salary • Health Insurance - (US Only) • 401(k) - (US Only) • Remote Work Environment • Maternity/Paternity Leave Final compensation offer for this role will be commensurate with experience and qualifications relevant to the position. Final salary will reflect the candidate’s skills, background, and overall fit for the role.