Full-Stack Web Developer

Overview

As a Full Stack Developer on the Automation & Infrastructure team, you’ll design and develop innovative, custom tools that streamline workflows and solve real business challenges. You’ll collaborate closely with project managers, operations teams, and internal partners to understand requirements and translate them into practical, data-driven solutions. You will contribute to all stages of the development lifecycle, from design and implementation to deployment and support. The ideal candidate will be committed to delivering scalable solutions, collaborative problem solving, and delivering high-quality, impactful applications that support internal teams.

What You’ll Achieve

• Build and maintain modern, responsive applications using TypeScript and leading web frameworks.
• Develop secure, well-structured RESTful APIs with Node.js and frameworks such as Express and NestJS.
• Deliver end-to-end solutions that are reliable, maintainable, and aligned with business priorities.
• Write clean, performant, and maintainable code that adheres to standard processes.
• Contribute to deployment processes, system monitoring, and ongoing application support.
• Explore opportunities to integrate AI/ML services where they can improve efficiency or user experience.

Who You Are

• What you’ll bring with you:
  • Bachelor’s degree in Computer Science or related field, or equivalent experience.
  • 2+ years of experience in full-stack web development.
  • Strong proficiency in TypeScript and a modern frontend framework (e.g., Angular, React, Vue).
  • Experience with Node.js and backend JavaScript frameworks (e.g., Express, NestJS).
  • Solid background in building data-driven web applications and integrating APIs.
  • Skilled in UI/UX design with experience developing intuitive interfaces using modern libraries and custom components.
  • Proficient with Git and collaborative development workflows.
  • Working knowledge of relational databases and SQL (PostgreSQL, MySQL, etc.).
  • Comfortable developing and deploying in Linux-based environments.
  • Strong troubleshooting skills with a creative problem-solving approach.
  • Ability to manage multiple competing priorities across diverse products and environments.
  • Excellent verbal and written communication skills.
  • Detail-oriented, self-motivated, and an effective collaborator across teams.
• Why you might stand out from other talent:
  • Experience with Docker, scripting languages (e.g., Bash, Python, PHP), or containerized deployments.
  • Exposure to AI/ML concepts and hands-on experience integrating AI services or APIs (e.g., OpenAI, Hugging Face, Azure Cognitive Services, AWS AI tools).
  • Familiarity with modern DevOps practices, including CI/CD.
  • Demonstrated ability to design scalable, maintainable solutions with a focus on performance and sustainability.
  • A passion for building creative, impactful tools and a track record of delivering solutions that improve workflows or user experience.

Additional Information

Epsilon is a global data, technology and services company that powers the marketing and advertising ecosystem.

Epsilon has a core set of 5 values that define our culture and guide us to create value for our clients, our people and consumers: Act with integrity, Work together to win together, Innovate with purpose, Respect all voices, and Empower with accountability.

Epsilon benefits encompass a wide range of offerings, including flexible time off, paid holidays, parental/new child leave, childcare & elder care assistance, adoption assistance, comprehensive health coverage, 401(k), tuition assistance, commuter benefits, professional development, employee recognition, charitable donation matching, health coaching and counseling.

Epsilon is an Equal Opportunity Employer. Epsilon’s policy is not to discriminate against any applicant or employee based on actual or perceived race, age, sex or gender (including pregnancy), marital status, national origin, ancestry, citizenship status, mental or physical disability, religion, creed, color, sexual orientation, gender identity or expression (including transgender status), veteran status, genetic information, or any other characteristic protected by applicable federal, state or local law.