Hiring: Founding Full Stack Engineer (React Native / Expo / AI) We are building something ambitious at Jetty AI and GutBut. GutBut is an AI powered wellness platform focused on personalized memory, supplements, triggers, interventions, and longitudinal health tracking. Think less chatbot and more intelligent wellness operating system. We already have: AI backend team Working architecture iOS app in progress Production backend Real users and feedback loops starting Now we are looking for a strong Full Stack Engineer to help us take the product from functional beautiful scalable. This is not a typical role. You will work directly with me and the AI team to rapidly improve and ship mobile experiences, onboarding, notifications, tracking systems, memory driven UX, and new product features. Mobile (Must Have) React Native Expo Expo Router TypeScript Mobile app architecture iOS + Android deployment EAS Build TestFlight App Store + Play Store publishing Push notifications Mobile authentication State management Mobile debugging and performance optimization Web (Must Have) React Next.js TypeScript Tailwind CSS API integrations Responsive UI Admin/dashboard systems Backend (Must Have) NestJS Node.js TypeScript backend development REST APIs JWT authentication Server Sent Events (SSE) Backend workflows Cron jobs Validation API design Middleware Production debugging Database (Must Have) PostgreSQL Supabase Authentication systems Database schema design Migrations Row Level Security understanding Query optimization AI System Integration (Required) You do NOT need to be an AI researcher, but you MUST be comfortable working with AI systems. Required: Python familiarity FastAPI familiarity AI API integrations Streaming responses Structured JSON responses Debugging AI integrations API contract thinking You will work with an existing AI team and backend built on: FastAPI Claude OpenAI Qdrant memory orchestration retrieval systems evaluation pipelines Infrastructure / Deployment Railway preferred Environment management Staging vs production workflows CI/CD basics GitHub workflows PR based development Branching strategy Nice To Have Experience building AI products LLM integrations PostHog analytics Observability Startup experience Cursor / Claude / AI coding workflows Experience debugging production systems What You'll Actually Work On Improve and scale iOS + Android app Smooth onboarding and conversational onboarding Notifications and reactivation systems Wellness tracking systems Supplement tracking Outcome logging AI integrations Memory driven UX Daily tips and intervention systems Backend APIs Admin systems Staging + deployment setup TestFlight release process Production debugging Very Important We move fast. We care deeply about: ownership speed quality communication collaboration product thinking people who actually ship This is a small, high trust, execution heavy team. Strong performers can grow quickly into long term roles with larger ownership. To Apply Please send: Resume GitHub Products/apps you have actually shipped What exactly YOU built in those products Why you think you are a fit Real shipped work > resumes Remote role. India preferred but open to exceptional candidates. Compensation flexible depending on experience, performance, and fit. Very Important: Culture fit matters a lot. I care deeply about people who: care about the product collaborate well can handle ambiguity move fast stay obsessed with quality treat startup building seriously We are a small high trust team and I protect culture aggressively. This starts as a contract role with strong upside for the right person including long term opportunity, larger ownership, and leadership. If this sounds exciting: Comment with what you have actually built #ReactNative #Expo #FullStackDeveloper #TypeScript #AIJobs #StartupJobs #IndiaJobs #RemoteJobs #ReactJS #MobileDevelopment