Lead React Native EngineerUST • Kollam, Republic Of India, IN
Lead React Native Engineer
UST • Kollam, Republic Of India, IN
12 hours ago
Job description9+ years hands-on experience in React Native mobile development (iOS + Android). Strong JavaScript + TypeScript expertise. Deep understanding of React fundamentals : Hooks, Context, component patterns (functional / class) . Strong experience with state management : Redux / Redux Toolkit / MobX / Recoil / Zustand (any). Strong in OOP, SOLID principles, clean code, and architecture patterns . Experience with React Native New Architecture : TurboModules, Fabric . Expertise in performance optimization : profiling, memory leak detection, bundle size, startup time improvements Includes knowledge of inline requires, lazy loading, code splitting, dynamic imports . Experience building navigation and routing with deep linking (React Navigation, etc.). Native module bridging experience (Objective-C / Swift and / or Java / Kotlin) OR strong capability to work with native teams. Testing experience with Jest and / or Detox . CI / CD exposure for mobile : Fastlane / GitHub Actions / Bitrise (any). Strong debugging skills and experience with profiling tools and crash analysis. Hands-on experience with app release cycle and store deployment processes. Strong native development skills in iOS (Swift) or Android (Kotlin) . Security best practices : secure storage, encryption, certificate pinning, code obfuscation . Offline storage / caching & sync strategies : AsyncStorage, SQLite, Realm . Analytics and crash reporting tools (Firebase Crashlytics, Sentry, etc.), A / B testing frameworks. Exposure to backend systems (Node.Js) is an advantage.
Candidates ready to join immediately can share their details via email for quick processing.
📌 CCTC | ECTC | Notice Period | Location Preference
nitin.patil@ust.com
Act fast for immediate attention! ⏳📩
Key Responsibilities
- Design, develop, and maintain complex React Native mobile apps for iOS & Android .
- Own mobile architecture : reusable components, clean structure, scalable patterns, and state management.
- Implement advanced mobile features : deep linking, push notifications, in-app purchases, background tasks, offline-first behavior.
- Drive performance optimization : startup time, memory usage, rendering performance, bundle size reduction.
- Lead code reviews, technical decisions, best practices, and mentor junior engineers.
- Build pixel-perfect UI from Figma / Sketch , including animations and transitions.
- Integrate REST / GraphQL , WebSockets, Firebase, and 3rd-party SDKs.
- Troubleshoot crashes, monitor metrics, analyze logs, and implement permanent fixes.
- Manage React Native upgrades and dependency updates without breaking production.
- Support release processes : TestFlight / Internal Testing , App Store and Play Store deployments.
- Collaborate closely with Product, Design, QA, and Backend teams.
Must-Have Skills (Mandatory)
Good-to-Have Skills (Nice to Have)
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Engineer React Native • Kollam, Republic Of India, IN
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