Frontend Engineer (React Native)

About HaaNaa

Responsibilities

• Implement pixel-perfect, responsive designs that work seamlessly on iOS and Android.
• Write clean, maintainable, and efficient code while following best practices.
• Translate wireframes and designs from tools like Figma or Adobe XD into high-quality code.
• Work closely with backend engineers to ensure seamless data flow between client and server.
• Implement critical gaming functionalities like leaderboards, matchmaking, notifications, and real-time updates.
• Optimize app performance, including rendering speed, memory usage, and app size.
• Debug and resolve performance bottlenecks to ensure a seamless user experience.
• Collaborate with designers, product managers, and other engineers to align on feature requirements and delivery timelines.
  

Requirements

• Bachelor's Degree: Required, preferably in Computer Science or a related field.
• 3-6 years of experience developing mobile apps with React Native.
• Strong knowledge of JavaScript (ES6+) and TypeScript.
• Experience building responsive layouts with attention to detail.
• Strong understanding of Flexbox and mobile design principles.
• Hands-on experience with state management libraries like Redux, MobX, or Context API.
• Proficient in integrating RESTful APIs, GraphQL, and real-time data using WebSockets.
• Knowledge of tools and techniques to optimize mobile app performance and reduce app size.
• Experience in gaming app development, including features like real-time leaderboards or notifications.
• Familiarity with native development (iOS/Android) for extending React Native functionalities.
• Knowledge of CI/CD pipelines for mobile apps using tools like App Center, Fastlane, or Bitrise.
• Experience with Firebase services (Authentication, Crashlytics, Performance Monitoring).