FreelanceMobileAppDeveloper(iOS/Android)

Mindrift is looking for skilled **Mobile App Developers (React Native, Flutter, Swift, or Kotlin)** to join the Tendem project () and build native and cross-platform mobile applications within our hybrid AI + human environment. In this role, as an AI Pilot – that's how we refer to this position at Mindrift – you'll collaborate with Tendem Agents that handle repetitive tasks, while you provide mobile engineering expertise, platform-specific judgment, and quality control to ensure apps are stable, performant, and ready for real users on real devices. This part-time remote opportunity is ideal for professionals with hands-on experience shipping iOS and/or Android apps, working with platform APIs, and handling the full mobile development lifecycle. **What We Do ** The Mindrift platform connects specialists with AI projects from major tech innovators. Our mission is to unlock the potential of Generative AI by tapping into real-world expertise from across the globe. **About the Role** This is a freelance role for a Tendem project. As a Mobile App Developer, you'll design, build, and refine mobile applications across categories such as utilities, fitness/wellness, games, productivity, delivery, and content apps — for iOS, Android, or both, using native or cross-platform frameworks. **Key Responsibilities** * Build mobile applications using React Native, Flutter, Swift (iOS), or Kotlin (Android). * Implement responsive mobile UIs that follow platform conventions (iOS HIG, Material Design). * Integrate native device features (camera, push notifications, location, storage, biometrics). * Connect apps to backend APIs, handle offline state, caching, and synchronization. * Implement monetization features where required (in-app purchases, ads, subscriptions). * Evaluate AI-generated mobile code and refactor it for correctness, performance, battery use, and maintainability. * Debug platform-specific issues and prepare builds for distribution (TestFlight, Play Console). **Requireme