Senior Mobile Engineer (React Native)

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We're looking for a top-tier Senior Mobile Engineer with deep experience in React Native, focused on building high-performance, production-grade mobile applications. This role is for engineers who actively think about performance, memory, and reliability, not just UI.

Core mobile engineering

• Deep, hands-on experience with React Native in real production apps
• Strong experience with performance optimization (rendering, memory usage, startup time)
• Strong understanding of React Native internals and how the bridge works
• Strong understanding of iOS and Android fundamentals, not just the JS layer

Performance & optimization focus

• Profiling and debugging performance issues using Flipper, Xcode Instruments, Android Studio tools
• Preventing unnecessary re renders, optimizing lists, gestures, and animations
• Experience reducing bundle size, improving app startup time, and memory usage
• Knowing when and how to drop into native code for performance critical paths
• Designing scalable mobile architectures and state management
• Experience with navigation, gestures, background tasks, and device APIs
• Familiarity with native modules, TurboModules, JSI, or Fabric is a strong plus

Quality, testing & reliability

• Strong focus on testing and QA
• Experience with unit, integration, and end to end mobile testing
• Familiarity with Jest, React Native Testing Library, Detox, or similar
• Experience maintaining long lived, production mobile codebases

Production ownership

• Experience shipping and maintaining apps on App Store and Google Play
• Comfortable owning releases, debugging production crashes, and handling hotfixes
• Ability to review code, make architectural decisions, and raise quality standards

Bonus (valuable)

• Expo (managed or bare workflows)
• Native iOS (Swift/Obj-C) or Android (Kotlin/Java) experience
• CI/CD pipelines for mobile builds and releases

Seniority level

Mid-Senior level

Employment type

Full-time

Job function

Engineering and Information Technology

Industries

Software Development

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