Software Development Engineer -3 (Mobile)

Work deeply with React Native internals and modern React Native architecture.

Build and optimize solutions using technologies such as FlashList, React Native Reanimated, React Native Gesture Handler, and Expo.

Investigate complex framework and platform-level issues across iOS and Android.

Work with TurboModules and native platform capabilities when React Native abstractions are insufficient.

Write and debug native iOS and Android code when required to solve performance or platform-specific problems.

Develop and maintain comprehensive test cases to ensure application quality and reliability.

Debug complex production and development issues across the mobile stack.

Establish practices that improve application stability, performance, and release quality.

Participate in code reviews and provide thoughtful feedback on architecture, implementation, performance, and maintainability.

Partner with Product, Design, Backend, and other engineering teams to define and implement scalable mobile solutions.

Translate product and customer requirements into robust technical designs and implementation plans.

Collaborate across teams to identify technical dependencies, trade-offs, and opportunities for improving the overall customer experience.

Communicate technical decisions and complex mobile engineering concepts clearly to both technical and non-technical stakeholders.

Mentor junior and mid-level engineers and help raise the technical bar across the mobile team.

Promote clean coding practices, performance optimization, testing, and engineering excellence.

Contribute to technical discussions, architecture decisions, and long-term mobile engineering strategy.

Stay current with developments in React Native, mobile platforms, and modern application performance techniques.

Bachelor’s or Master’s degree in Computer Science, Engineering, or a related field.

5–8 years of professional experience in software, frontend, or mobile engineering.

2+ years of hands-on experience building production applications with React Native.

Strong proficiency in JavaScript and TypeScript with a deep understanding of React Native fundamentals.

Strong understanding of mobile application architecture, rendering, state management, and performance optimization.

Hands-on experience optimizing React Native applications, including render cycles, unnecessary re-renders, memory usage, and application responsiveness.

Experience troubleshooting complex React Native issues and identifying root causes across the JavaScript and native layers.

Experience with modern React Native libraries such as FlashList, React Native Reanimated, React Native Gesture Handler, and Expo.

Proficiency with debugging and profiling tools such as Flipper, React DevTools, and Chrome DevTools.

Familiarity with iOS and Android platform fundamentals and the ability to investigate platform-specific issues.

Experience with TurboModules and writing native iOS/Android code when required.

Strong problem-solving skills and a strong bias toward performance, quality, and customer experience.

Strong communication and collaboration skills with the ability to work effectively across functions.

Experience building and scaling consumer-facing mobile applications with a large customer base.

Deep understanding of React Native performance profiling and optimization.

Experience working with the New React Native Architecture, including JSI, Fabric, and TurboModules.

Experience developing native modules or integrating third-party native SDKs across iOS and Android.

Experience with mobile CI/CD, automated releases, and tools such as Expo Application Services (EAS).

Experience with mobile observability, crash reporting, performance monitoring, and analytics.

Experience in e-commerce, retail, or other high-scale consumer applications.

Experience mentoring engineers and driving mobile engineering standards across a team.