Senior React Native Developer for AI-Powered SaaS | OpenAI API & LLM

Senior React Native Developer for AI-Powered SaaS | OpenAI API & LLM We are looking for an experienced *React Native Developer with strong AI/LLM experience* to help build a *production-ready AI-powered SaaS product* for iOS and Android. The product will combine a modern React Native mobile experience with *OpenAI API, LLM-powered features, AI assistants, intelligent workflows, and SaaS functionality*. We are looking for someone who understands both *mobile application development and AI-powered SaaS products* and can take features from concept and API integration through testing and production deployment. ## What you'll build * AI-powered features for a *SaaS product* * React Native iOS and Android applications * AI chat and conversational experiences * AI assistants and intelligent workflows * *OpenAI API and LLM integrations* * AI agents and tool/function-calling workflows * Context-aware AI features and conversation history * Streaming AI responses * AI-powered recommendations and automation * Integration between LLMs, backend APIs, databases, and the mobile application * SaaS features such as user accounts, subscriptions, plans, and usage-based functionality ## React Native Development * Build production-ready mobile applications using *React Native + TypeScript* * Develop features for both iOS and Android * Convert Figma designs into polished, responsive interfaces * Integrate REST APIs and third-party services * Implement authentication and user management * Integrate Firebase/Supabase * Implement real-time functionality where required * Manage state with Redux Toolkit, Zustand, or similar technologies * Implement push notifications and deep linking * Debug and resolve production issues * Optimize performance, rendering, startup time, and memory usage * Prepare and deploy applications to the App Store and Google Play ## AI / LLM Development Hands-on experience with AI-powered applications is strongly preferred. Experience with: * *OpenAI API* * GPT / LLM APIs * Generative AI * AI assistants * AI agents * AI chat applications * Prompt engineering * Conversation context and memory * Streaming responses * Function calling / tool calling * Structured AI responses * AI-powered automation * Intelligent workflows * AI recommendations * Connecting LLMs with backend APIs and SaaS functionality Experience with other LLM providers such as Anthropic or Gemini is a plus. ## SaaS Development Experience building SaaS products is highly valuable. You may work on features such as: * User registration and authentication * Subscription plans * Free and paid tiers * Usage limits and quotas * Payment integration * User dashboards * Organization/team accounts * Role-based access * Notifications * Usage tracking * API integrations * AI usage management * Backend and database integrations ## Technology Stack *Mobile* * React Native * TypeScript * JavaScript * React * iOS * Android *AI* * OpenAI API * LLM * Generative AI * AI Assistants * AI Agents * Prompt Engineering * Function / Tool Calling *SaaS & Backend* * REST APIs * Node.js * Firebase * Supabase * Authentication * Payments & subscriptions * Real-time data *State Management* * Redux Toolkit * Zustand * React Query ## Ideal Candidate We're looking for someone who can work across the *React Native, AI, API, and SaaS layers* of the product. You should be comfortable taking a requirement such as: "Build an AI assistant inside our SaaS application that understands the user's request, retrieves information from our backend, performs an action, and returns the result through the mobile interface." …and turning it into a reliable production feature. You should be able to work independently, understand an existing codebase, make sound technical decisions, communicate clearly, and take ownership of features from development through production. ## To Apply Please answer: 1. How many years of professional React Native experience do you have? 2. Have you built or worked on an *AI-powered SaaS product*? 3. What experience do you have with the *OpenAI API and LLM integrations*? 4. Have you built AI assistants, AI agents, AI chat, or intelligent workflows? 5. Have you implemented SaaS features such as subscriptions, payments, usage limits, or user roles? 6. Please share 2–3 React Native applications you have built or shipped. 7. Have you published applications to both the App Store and Google Play? 8. Please briefly describe the most advanced AI feature you have implemented. We are looking for a developer who can help us build a *complete AI-powered SaaS product*, not just individual UI screens.