Responsibilities:
- Develop and enhance a mobile application using React Native + Expo;
- Design architecture for new modules and improve existing solutions;
- Integrate the application with backend APIs, WebSocket, push notifications, and third-party services;
- Maintain build, release, and OTA update processes within the Expo ecosystem;
- Optimize application performance and improve user experience (UX);
- Conduct code reviews and maintain high code quality standards;
- Collaborate with backend, QA, design, and product teams;
- Participate in technical planning and task estimation;
- Mentor middle and junior developers.
- React Native;
- Expo;
- TypeScript;
- REST API / WebSocket;
- State management (Redux);
- App Store / Google Play releases.
- 4+ years of commercial experience in mobile development;
- 3+ years of experience with React Native;
- Hands-on experience with Expo, including: EAS Build, EAS Submit, EAS Update, Development Builds;
- Strong knowledge of JavaScript / TypeScript;
- Experience publishing apps to Apple App Store and Google Play;
- Experience integrating push notifications, deep linking, secure storage, and analytics;
- Experience building scalable mobile application architecture;
- Strong understanding of performance optimization, lists, memory leaks, and re-renders;
- Understanding of iOS and Android differences at a production level;
- Experience with code reviews;
- Strong ownership mindset and ability to work independently.
Nice to Have:
- Experience with Firebase, Sentry;
- Experience with end-to-end testing (Maestro / Detox);
- Basic knowledge of Swift / Kotlin;
- Experience working in product teams with a fast delivery cycle.
What we offer:
- Opportunity to work in a large company with a professional and collaborative IT team;
- Exposure to large-scale, multi-regional systems (Kazakhstan & Uzbekistan);
- Modern office located in the city center;
- Employee discounts and company-sponsored training programs;
- Supportive engineering culture focused on continuous improvement and technical excellence.