Senior Full Stack / Backend Developer (Contract AI-First) We re seeking an AI-first Senior Full Stack or Backend Developer to play a key role in shaping the backend of our next-generation B2C platform. You ll work closely with our front-end team to design and deliver robust, scalable APIs and infrastructure that power our consumer experience. What You ll Do: Develop and maintain production-grade APIs and backend systems using Node.js. Leverage AI coding tools (GitHub Copilot, Claude, Cursor, etc.) to speed up development. Optimize databases, authentication, and security for scale. Collaborate with front-end engineers to integrate APIs seamlessly. What We re Looking For: Extensive experience building high-traffic consumer applications. Strong understanding of RESTful API design, database optimization, and security. Proven AI-assisted development workflow. Ability to work autonomously within established technical frameworks. Nice to Have: React/Next.js, Azure, Payload CMS, microservices architecture. Contract: Full-time, initial term 3 6 months Start: ASAP Location: Liverpool - Hybrid To apply, please send your CV, AI tool usage examples, day rate, and references. Senior Full Stack / Backend Developer (Contract AI-First)