Senior Full-Stack Developer for AI Workflow SaaS (React, Next.js, Node.js)

We're looking for an experienced Full-Stack Developer to help build the MVP of an AI-powered workflow automation platform. This is not a simple CRUD application—we're building a product that combines AI, real-time collaboration, and subscription billing. The ideal candidate should be comfortable owning both frontend and backend development while making architectural decisions that will support future growth. Responsibilities Build a responsive web application using React and Next.js Design scalable backend APIs with Node.js and TypeScript Integrate OpenAI APIs for AI-powered workflows Implement authentication, role-based permissions, and subscriptions Build dashboards, reporting, and real-time collaboration features Optimize performance and prepare the application for production Required Skills React.js Next.js TypeScript Node.js PostgreSQL REST APIs Stripe Docker GitHub AWS or Supabase Nice to Have AI integrations (OpenAI, Anthropic, Gemini) Background jobs WebSockets CI/CD Experience building SaaS products To Apply Please include: Similar SaaS projects you've built The architecture you'd recommend Your preferred tech stack Estimated timeline for an MVP Why you're interested in this project This project will begin with an MVP and transition into a long-term engagement for the right developer.