Freelance Mobile App Developer (iOS / Android)

Mindrift is looking for skilled Mobile App Developers (React Native, Flutter, Swift, or Kotlin) to join the Tendem project ( https://tendem.ai/ ) 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). Project time expectations For this project, tasks are estimated to require around 10 20 hours per week during active phases, based on project requirements. This is an estimate, not a guaranteed workload, and applies only while the project is active. Compensation On this project, contributors can earn up to $60 per hour equivalent , depending on their level and pace of contribution. Compensation varies across projects depending on scope, complexity, and required expertise. Please note that other projects on the platform may offer different earning levels based on their requirements. Why this freelance opportunity might be a great fit for you? Work fully remote on your own schedule with just a laptop and stable internet connection. Gain hands-on experience in a unique hybrid environment where human expertise and AI agents collaborate seamlessly a distinctive skill set in a rapidly growing field. Participate in performance-based bonus programs that reward high-quality work and consistent delivery.