Full-Stack Developer for AI-Powered SaaS MVP

We are looking for an experienced Full-Stack AI Developer to build a production-ready AI-powered SaaS MVP from scratch. The product will use OpenAI as a core part of the platform, with user authentication, a responsive dashboard, and subscription-based billing through Stripe. We need someone who can take ownership of the project from architecture and development through deployment. Responsibilities—— Build the AI-powered SaaS MVP using Next.js and Node.js Integrate OpenAI APIs for the core AI functionality Develop a clean, responsive, and user-friendly dashboard Implement secure user authentication and authorization Integrate Stripe subscription billing and payments Design and develop the required backend APIs Set up and manage PostgreSQL or MongoDB Handle error handling, security, and basic performance optimization Deploy the application to Vercel, Railway, or a similar platform Test and troubleshoot the application before production launch Requirements— Strong experience building AI-powered SaaS products and MVPs Excellent knowledge of Next.js, React, and Node.js Hands-on experience with OpenAI API integration Strong experience with Stripe subscriptions and webhooks Experience with PostgreSQL or MongoDB Experience with authentication systems such as NextAuth Ability to build responsive and production-ready UIs Experience with cloud deployment and Git/GitHub Ability to work independently and deliver end-to-end Good communication and availability for regular project updates To Apply Please share: 2–3 similar AI/SaaS MVPs you have built Live links or demos, if available Your experience with OpenAI and Stripe The biggest technical challenge you faced in a similar project and how you solved it Your availability and estimated timeline for this MVP