Full-Stack Developer for AI SaaS

Freelance Full-Stack Developer for AI SaaS Platform BOB by LEVEL7 is looking for an experienced freelance full-stack developer to help maintain and improve "Bob", our production AI agent platform for small businesses. This is an ongoing, part-time engagement of a few hours per day. The work is mainly practical: investigating production issues, reproducing bugs, fixing them, improving reliability, and verifying that the solution works correctly in production. Our stack: • Node.js and TypeScript • Next.js • PostgreSQL • Docker • AWS You should be comfortable working independently, understanding an unfamiliar codebase quickly, debugging across the full stack, and clearly explaining what you changed and why. We are looking for someone who: • Has strong production debugging experience • Can work across frontend, backend, database, and infrastructure • Has experience with AI agents or LLM-based products • Communicates clearly in English • Is available for a few hours most working days • Is interested in an ongoing freelance relationship To apply, please answer: 1. What is the most interesting production bug you have diagnosed and fixed? 2. Which parts of our stack have you used in production? 3. Have you worked on an AI agent or LLM-based product? 4. How many hours per day are you normally available? 5. Please share your GitHub profile or a relevant project.