Full-Stack SaaS Developer for AI Platform

Project Type: Fixed Price Estimated Budget: $2,500 – $5,000 (open to discussion based on scope) Estimated Duration: 6 – 10 weeks Experience Level: Expert About the Project We are building a B2B SaaS web platform with AI-powered workflows at its core. The product is at the MVP stage and we need a senior full-stack developer who can take it from architecture to production deployment — clean code, scalable schema, and a UI that doesn't look like every other dashboard on the internet. The platform includes user authentication, role-based dashboards, an admin panel, AI-assisted automation (OpenAI integration), subscription billing, and reporting. Wireframes and a feature spec will be shared with shortlisted candidates. Scope of Work - Build the frontend using Next.js (App Router) + TypeScript + Tailwind - Build the backend using Node.js / Next.js API routes with PostgreSQL (or MongoDB) - Implement authentication (NextAuth / Clerk / custom JWT) - Build a role-based dashboard with charts, tables, and exports - Integrate OpenAI APIs for AI-assisted features (summaries, classification, generation) - Implement Stripe for subscriptions, metered billing, and invoicing - Set up REST API endpoints with proper validation and error handling - Deploy to Vercel / AWS with CI/CD - Write basic unit and integration tests Must-Have Skills - 3+ years of production experience with Next.js / React / TypeScript - Strong Node.js backend skills (REST, async, error handling) - Hands-on experience with PostgreSQL (or Firebase / MongoDB) - Proven experience integrating OpenAI / LLM APIs into web apps - Stripe subscription + webhook experience - Comfortable with Tailwind, modern component libraries, and responsive design - Clean Git workflow and clear written communication Nice to Have - Experience building SaaS dashboards or admin panels - Healthcare, B2B, or enterprise SaaS background - Experience with workflow automation tools - Familiarity with Vercel, AWS, or GCP deployments To Apply, Please Include: 1. Links to 2–3 live SaaS or web apps you've built (live URLs preferred) 2. A short note on how you'd structure the OpenAI + Stripe pieces of the project 3. Your estimated timeline with a rough milestone breakdown 4. Your weekly availability over the next 8–10 weeks We value clean architecture, honest timelines, and developers who flag risks early. If that's you, we'd love to talk. Looking forward to your proposal!