React Native developer/Lead(Hybrid at Alameda,CA)

Role:React Native Developer Location: Alameda, CA(Hybrid) Employment Type: C2C or W2Role SummaryBachelor’s degree in computer science, Engineering, or a related technical discipline. • 5+ years of professional software engineering experience, with at least 3 years using React Native as a primary technology in a production consumer application. • Strong, demonstrable React Native expertise, including component architecture, state management, navigation, performance optimization, and the React Native new architecture (JSI, Fabric, TurboModules). • Working knowledge of iOS and/or Android platform fundamentals, sufficient to understand how React Native interacts with the native layer, read and interpret native code when debugging, and make informed decisions about native module usage. • Experience working with native modules in a React Native application, including consuming existing native modules and understanding how they bridge to platform capabilities. • Solid understanding of mobile application architecture patterns, including state management solutions (Redux, Zustand, or equivalent), navigation libraries, and offline-first design. • Experience with mobile performance profiling and optimization at the React Native layer, including identifying and resolving JavaScript thread and render performance issues. • Experience writing automated tests for React Native applications, including unit and integration tests and familiarity with end-to-end testing frameworks. Preferred Qualifications • Hands-on experience writing native iOS code in Swift or native Android code in Kotlin, beyond reading and debugging into actively building native modules or platform-specific features. • Experience in consumer health, digital health, or regulated industries where software quality has direct implications for end users. • Familiarity with CGM, biosensor, or IoT data integration in mobile applications, particularly real-time data streams from wearable hardware. • Exposure to Bluetooth Low Energy protocols and mobile SDK integration for wearable or connected health devices. • Exposure to on-device AI or ML capabilities such as Core ML or TensorFlow Lite integrated within a React Native application. • Experience with app store release processes for iOS and Android, including CI/CD pipeline integration for mobile builds. • Prior experience at a high-growth consumer technology company or digital health environment.