Senior Developer

Senior Developer (Contract, AI-Driven Environment, Node.JS) We’re looking for an experienced backend senior developer to support API development and backend delivery for a high-traffic consumer platform. You’ll work alongside front-end engineers to build scalable, secure, and performant systems using modern tools and AI-assisted development. • 6 months initially, 3 days a week onsite in Liverpool. Outside IR35 • Core Technical Requirements: • Node.js (extensive production experience) - this is key, you must have extensive experience with Node.JS • RESTful API design and development (production experience) • Database design and optimization (SQL and/or NoSQL) • Authentication, authorization, and security best practices • AI coding tools (GitHub Copilot, Claude, Cursor, or similar) You’ll be a good fit if you: • Deliver production-ready APIs fast and independently • Have proven experience with consumer-facing platforms • Use AI coding tools (Cursor, Claude Code, Codex, or similar) to speed up development • Make confident technical decisions with minimal guidance • Follow clear architectural standards and established development patterns • Understand backend performance, scalability, and security at production scale • Build reliable, maintainable APIs and data systems • Collaborate effectively with front-end developers to design and implement seamless integrations • Apply caching and optimization techniques for high-traffic environments We’re not looking for: • Developers needing extensive supervision or mentoring • Anyone without production experience in consumer-facing systems • Those who avoid AI coding tools Nice to Have: • React JS / Next.js (for full stack capability) • Payload CMS • Azure • Microservices architecture