Senior Mobile Developer

CRONOM BİLİŞİM VE YAZILIM TEKNOLOJİLERİSAN.VE TİC.LTD.ŞTİ.

We are looking for a “Senior Mobile Developer” for our consultancy project.

Qualifications

• 6+ years of mobile development experience, 3+ years React Native experience,
• Strong proficiency in JavaScript and TypeScript,
• Deep understanding of React Native internals, hooks, lifecycle, and bridging,
• Experience with native modules (Java/Kotlin, Objective-C/Swift),
• Strong debugging & performance optimization skills,
• Experience with state management (Redux, MobX, Zustand, etc.),
• Experience with React Navigation and deep linking,
• Experience consuming REST or GraphQLAPIs,
• Knowledge of mobile architectures: MVC, MVVM, Clean Architecture,
• Experience in writing unit tests (Jest, React Native Testing Library),
• Familiarity with secure storage, authentication flows, JWT/OAuth.

Responsibilities

• Develop high-quality, scalable mobile applications using React Native (iOS & Android),
• Design and implement modular, clean, maintainable front-end architecture,
• Integrate mobile applications with backend services (REST, GraphQL, WebSocket),
• Manage app releases via App Store and Google Play,
• Work with TypeScript, Redux / Zustand / Recoil, React Query, Navigation,
• Optimize performance: rendering, offline-first, caching, animations,
• Implement secure mobile development best practices,
• Collaborate with UI/UX designers; convert Figma prototypes into production-ready screens,
• Work with CI/CD tools for automated builds (Fastlane, Bitrise, GitHub Actions, Codemagic),
• Participate in code reviews and contribute to technical decision making.

We look forward to your applications!