Mid Mobile Developer – React Native/Expo

Responsibilities

Design, develop, test, and maintain cross-platform mobile applications using React Native and Expo.

• Build reusable, maintainable, and responsive mobile UI components.
• Integrate mobile applications with REST APIs and backend services.
• Implement authentication, authorization, secure data storage, and session management.
• Develop features using native mobile capabilities such as GPS/location, camera, notifications, background tasks, and device storage when required.
• Handle application state, networking, caching, offline scenarios, and synchronization.
• Optimize application performance, stability, startup time, and resource usage.
• Troubleshoot and resolve application defects, crashes, API integration issues, and platform-specific behavior.
• Write and maintain unit, integration, and UI tests.
• Participate in code reviews and contribute to improving mobile architecture, coding standards, and development practices.
• Support application builds, releases, and deployment to Apple App Store and Google Play.
• Collaborate with Product, QA, Backend, and DevOps teams throughout development, testing, release, and production support.
• Use GitHub Copilot and other approved AI-assisted development tools to improve coding, testing, refactoring, and development productivity while ensuring code quality and correctness.

Qualifications

• At least 3 years of professional software development experience.
• Strong hands-on experience with React Native.
• Practical experience using Expo and the Expo ecosystem.
• Strong knowledge of JavaScript and TypeScript.
• Good understanding of React concepts, component architecture, hooks, state management, and reusable UI design.
• Experience developing and consuming REST APIs.
• Experience with mobile navigation, application state management, local storage, and asynchronous data handling.
• Understanding of iOS and Android platform differences and mobile application lifecycle.
• Experience with Git and collaborative development workflows.
• Experience with debugging, profiling, testing, and troubleshooting mobile applications.
• Understanding of mobile security concepts, authentication, authorization, and secure storage.
• Experience using GitHub Copilot or similar AI-assisted development tools.
• Ability to analyze requirements and independently deliver moderately complex mobile features.
• Good communication, collaboration, and documentation skills.