Full Stack AI SaaS Developer | Next.js, Node.js & Supabase

We’re looking for an experienced Full Stack AI SaaS Developer to complete a focused update on an existing production SaaS application. The application is already built and live. This is a small paid task expected to take around 2 hours. Scope may include: Update an existing Next.js / React / TypeScript component Review related Node.js backend/API logic Update a Supabase/PostgreSQL query or workflow Review authentication and data access Add or improve a small OpenAI/Claude AI integration where required Review REST API/webhook functionality Test the complete workflow before delivery We need someone experienced with AI SaaS applications, Next.js, Node.js, TypeScript, Supabase/PostgreSQL, REST APIs, and AI integrations. Experience with OpenAI, Claude, Stripe, Vercel, Git/GitHub, and SaaS architecture is a plus. This is initially a focused paid task, with potential for additional SaaS and AI development work.