Full Stack AI Developer Needed for SaaS Platform (React, Next.js, Node.js, OpenAI)

We’re looking for an experienced Full Stack Developer with strong AI integration experience to help us build and scale a modern SaaS platform. This is not a simple chatbot project. We need someone who understands how to architect reliable AI features that fit naturally into a production application. You’ll be responsible for both frontend and backend development while implementing AI-powered functionality that delivers real value to users. Responsibilities: * Develop responsive frontend features using React and Next.js * Build scalable backend APIs with Node.js and TypeScript * Design and optimize PostgreSQL or MongoDB databases * Integrate OpenAI or Anthropic APIs * Build AI workflows such as document analysis, semantic search, AI assistants, or automated content generation * Implement authentication, payments, and role-based access control * Deploy and maintain applications on AWS, Vercel, or similar cloud platforms * Collaborate on product architecture and technical decisions Required Skills: * React * Next.js * Node.js * TypeScript * Express.js * PostgreSQL or MongoDB * REST APIs * OpenAI API or Anthropic API * Vector databases (Pinecone, Weaviate, or Chroma) * LangChain or AI orchestration frameworks * Git Nice to Have: * RAG implementation experience * Supabase * Docker * Redis * AWS * CI/CD pipelines * React Native Requirements: * 4+ years of Full Stack development experience * Previous experience shipping AI-powered products * Strong communication skills * Ability to work independently and recommend technical improvements * Clean, maintainable code with proper documentation Project Details: * Initial engagement: 2–3 months * Potential for long-term collaboration * Approximately 20–40 hours per week * Budget: Open based on experience When applying, please include: 1. Similar AI or SaaS projects you’ve built. 2. Your preferred tech stack for a scalable AI application and why. 3. Links to GitHub, portfolio, or live applications (if available). 4. A brief explanation of your experience integrating LLMs into production systems. We’re looking for someone who enjoys solving complex engineering problems, not just integrating APIs. If you’ve built scalable AI applications and can own features end to end, we’d love to hear from you.