Senior Mobile Developer – React Native (Android, iOS & Expo)

Introduction to the position

We’re looking for a Senior Mobile Developer – React Native to lead the development and optimization of our cross-platform mobile applications across Android and iOS. You will be responsible for delivering high-performance, stable, and scalable mobile experiences while driving technical excellence within the mobile stack.

Your role

- Lead the development and maintenance of cross-platform mobile applications using React Native (Android & iOS).- Implement new features, improve existing flows, and ensure seamless performance across a wide range of devices and OS versions.- Manage the full mobile lifecycle: development, debugging, testing, CI/CD, and store releases.- Handle Expo EAS builds, multi-environment configurations, OTA updates, and automated deployment pipelines.- Ensure smooth synchronization with backend services (REST/GraphQL), maintaining high reliability and consistency.- Collaborate closely with backend, product, and design teams to deliver user-centric experiences.- Work on performance profiling, memory optimization, and solving complex mobile issues.- Manage App Store and Play Store submissions, ensuring compliance and smooth release cycles.

Your qualifications

Core skills- React Native (Android & iOS)- TypeScript- Expo & EAS Build- Native Modules (Android/iOS)- Android Studio & Xcode- OTA updates- Firebase- REST / GraphQL APIs- CI/CD pipelines- Google Play Store & Apple App Store publishingProfile- 3+ years of experience in mobile development, including strong expertise in React Native.- Proven experience delivering production-grade apps on both Android and iOS.- Solid understanding of performance optimization, debugging, and native integrations.- Strong ownership, autonomy, and attention to detail.- Excellent communication skills and a product-driven mindset.

Recruitment process

Resume pre-screening

AI interview

Technical and fit interview with Zsystem team