Fullstack Frontend Engineer

Summary We are hiring Senior Fullstack Frontend Engineers to join a team that maintains and evolves a leading global platform for APIs and developer documentation. This frontend-heavy full stack role offers ownership of user-facing interfaces and the supporting backend services for a high-traffic documentation product used by one of the world's top digital payment companies and its affiliates. This is an opportunity to build responsive, production-grade web applications with JavaScript, React, and Next.js, contribute to AI-assisted documentation initiatives, and help migrate affiliate content and workflows into a new unified web application. Responsibilities Design and build responsive, high-quality user interfaces using JavaScript, React and Next.js Develop and maintain backend APIs and core services with Node.js to support the frontend Implement features for a global developer documentation platform and migrate affiliate content into the new application Collaborate with product, design, and engineering teams to define and deliver production-ready features Contribute to AI-assisted technical documentation features and integrate them into the UI Write clean, testable, and maintainable code and participate in thorough code reviews Ensure applications support multilingual and region-aware workflows Troubleshoot and resolve production issues related to UI and supporting services What you’ll work on- A global developer documentation platform AI-assisted documentation features A new web application used by customer’s subsidiaries Requirements 6+ years of professional software engineering experience, with significant frontend focus Strong experience with JavaScript Strong experience with React Strong experience with Next.js Strong experience with Node.js for backend/API development Demonstrated full stack development experience with an emphasis on frontend ownership Experience building user-facing web applications at scale Experience working with documentation platforms, content systems, or complex web products Comfortable designing and implementing multilingual and region-aware application features Strong communication and collaboration skills; experience working cross-functionally Differentials Experience with AI-assisted content tools Experience working in large, multi-engineer product teams