Senior Mobile Application Developer
4 weeks ago
We are looking for a Senior Mobile Application Developer (Android/iOS) with extensive experience in building complex Android/iOS mobile applications, on a part-time basis. This can be a long term position for the right candidate.
Job Requirements:
- 8-10 years of experience in building mobile applications
- Expert in Native mobile application development (Xamarin, React Native, Swift, iOS or Android)
- Integrate REST/GraphQL APIs, WebSockets, push notifications, deep links.
- Experience with releasing applications on the App stores.
- Optimize performance (startup time, bundle size, memory, FPS) and fix crashes.
- Implement offline flows, data caching/sync, and secure storage.
- Write unit/integration/UI tests (Jest, React Testing Library, Detox).
- Mobile CI/CD (e.g., GitHub Actions/Bitrise), code-push/EAS updates, and store submissions.
- Handle native build/tooling: Xcode, Android Studio/Gradle, signing & provisioning.
- Instrument analytics and crash reporting (Firebase/Crashlytics/Sentry); monitor with KPIs.
- Experience in hybrid app development is a plus
- Experience with languages/ frameworks such as HTML5, CSS, JavaScript, Node.js, ReactJs and Vue.js is a plus
Education/Skills:
- B.E./B.Tech. degree
- Strong TypeScript, React Hooks, React Navigation, and state management (Redux Toolkit/Zustand/MobX).
- Comfortable with native bridges/modules (Swift/Objective-C, Kotlin/Java basics).
- Solid grasp of mobile networking, async patterns, and error handling.
- Experience with app signing, certificates/profiles, and release pipelines.
- Testing mindset; familiarity with Jest and at least one E2E tool (Detox).
- Git proficiency and collaborative workflows (PRs, code reviews).
- Clear, proactive communication and reliable time management.
- Strong analytical skills
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