Senior Node.js Backend & AI Engineer

We are seeking a Senior Backend Engineer with extensive Node.js and AI engineering experience to join our team for ongoing development on a production-grade SaaS platform. The ideal candidate will have deep expertise in Node.js and NestJS, along with hands-on experience in AI integration, including LLM APIs, MCP servers, RAG pipelines, and AI agent development. This role requires end-to-end ownership of backend architecture and AI feature development.