Senior Mobile App Developer

4 days ago


India CIGNEX Full time

Job Summary

We are looking for a highly skilled Senior Mobile App Developer with solid experience in Flutter and React Native to build high-performance, scalable, and user-friendly mobile applications for Android and iOS. The ideal candidate will be capable of owning technical design, implementing advanced features, optimizing app performance, and collaborating closely with cross-functional teams.

Key Responsibilities

Mobile App Development

  • Develop, maintain, and enhance mobile applications using Flutter and React Native.
  • Build reusable components and libraries for future use to improve development efficiency.
  • Integrate RESTful APIs, GraphQL, and third-party SDKs.
  • Work on state management solutions (Bloc, Provider, Redux, MobX, etc.).

Architecture & Performance Optimization

  • Design modular, scalable, and maintainable app architectures.
  • Optimize application performance, memory usage, and load times.
  • Conduct code reviews and enforce best practices for clean, maintainable code.

Testing & Deployment

  • Develop and execute unit, widget, and integration tests.
  • Manage deployment and release processes for Android and iOS (Play Store/App Store).
  • Work with CI/CD tools for automated builds and deployment (Fastlane, CodeMagic, Bitrise, Jenkins, etc.).

Collaboration & Communication

  • Work closely with product managers, UI/UX designers, and backend teams to deliver high-quality features.
  • Participate in Agile ceremonies, sprint planning, and technical discussions.
  • Troubleshoot and resolve production issues efficiently.

Required Skills & Qualifications

  • 5–6+ years of professional mobile development experience, with strong hands-on expertise in Flutter and React Native.
  • Strong understanding of mobile UI/UX design principles, patterns, and best practices.
  • Experience with Dart, JavaScript/TypeScript, and platform-specific development (Android/iOS).
  • Familiarity with native modules (Swift, Kotlin, Objective-C) when bridging is required.
  • Strong debugging and performance-profiling skills.
  • Experience working with Git and modern development workflows.
  • Knowledge of push notifications, in-app purchases, analytics, and mobile security practices.

Preferred Qualifications

  • Experience with Firebase, AWS Amplify, Azure Mobile services, or similar backend solutions.
  • Knowledge of real-time data technologies (WebSockets, Firebase Realtime DB).
  • Experience with app modularization and micro-frontend-like mobile architectures.
  • Published apps on the App Store or Google Play with significant user bases.
  • Experience mentoring junior developers or leading small teams.

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