Full-Stack Developer for OpenAI Integration

Overview: We're looking for an experienced Next.js / Node.js developer to integrate OpenAI APIs into our existing SaaS web application. The goal is to add AI-powered features (e.g., smart recommendations, automated content generation, or AI-assisted workflows) that enhance the user experience without disrupting the existing codebase. Responsibilities: - Integrate OpenAI API (GPT-4 / Assistants API) into our existing Next.js + Node.js app - Build clean, scalable API routes and backend logic - Implement prompt engineering and response handling - Ensure proper error handling, rate limiting, and cost management - Deliver well-documented, production-ready code Requirements: - Proven experience with OpenAI API integration (please share examples) - Strong Next.js, Node.js, and REST API skills - Familiarity with PostgreSQL or MongoDB - Ability to work independently and deliver on time - Clear communication throughout the project Project Type: Fixed Price Timeline: 2–4 weeks To Apply: Please share 1–2 relevant past projects involving OpenAI or AI integrations. Proposals without examples will not be considered.