AI Fitness & Nutrition Platform Development (Web App, Mobile App, SaaS)

We are looking for an experienced Full-Stack Developer to build and scale an AI-powered fitness, nutrition, and wellness platform available on both web and mobile devices. The platform includes personalized fitness plans, AI-generated recommendations, nutrition tracking, user onboarding, subscription management, progress tracking, analytics dashboards, push notifications, API integrations, and scalable cloud infrastructure. The ideal developer should have experience building SaaS products, mobile applications, customer-facing platforms, and complex business workflows from MVP to production. Responsibilities: • Develop a scalable SaaS platform for fitness and wellness users • Build responsive web applications using React, Next.js, JavaScript, and TypeScript • Develop backend services, APIs, and business logic using Node.js • Create user onboarding, authentication, and profile management systems • Implement AI-powered recommendation workflows and personalized user experiences • Develop fitness tracking, nutrition management, and progress monitoring features • Build subscription, payment, and membership functionality • Integrate third-party APIs, analytics tools, and external services • Implement push notifications, reminders, and engagement automation • Optimize application performance, security, and scalability • Deploy and maintain cloud-based infrastructure Required Skills: • Full-Stack Development • SaaS Development • AI Application Development • Web Application Development • Mobile App Development • React • Next.js • Node.js • TypeScript • JavaScript • API Development • REST APIs • Database Design • Cloud Infrastructure • Authentication & User Management • Subscription Platforms • Software Architecture • MVP Development • Product Development Preferred Experience: • Fitness Applications • Health & Wellness Platforms • AI-Powered Applications • Nutrition Tracking Systems • Subscription-Based SaaS Products • User Engagement & Gamification • Analytics Dashboards • Mobile App Launches We are seeking a long-term technology partner capable of delivering a production-ready SaaS platform with excellent user experience, scalable architecture, and modern development best practices.