Mobile Engineer (iOS/Android) – Hong Kong or Singapore

About the role

We are looking for a Mobile Engineer to design, build and optimise cross‑platform mobile applications using React Native, while also creating native modules for iOS and Android. The role focuses on performance, stability and a seamless user experience across both platforms.

Key responsibilities

• Develop and maintain React Native applications, adding native modules in Java/Kotlin for Android and Swift/Objective‑C for iOS.
• Improve performance metrics such as memory usage, app startup time and runtime smoothness.
• Troubleshoot build, packaging, debugging and compatibility issues, and investigate production incidents.
• Collaborate with Product, Design, Backend and Web teams throughout the development lifecycle, from feature implementation to release delivery.

Required profile

• Bachelor’s degree in Computer Science, Software Engineering or a related field (preferred).
• Strong fundamentals in data structures, algorithms, design patterns, networks and operating systems.
• Proven ability to design technical architecture and lead implementation for at least one complete application.
• Excellent communication skills and a proactive, ownership‑driven attitude.

Required skills

• React Native development.
• Java and Kotlin (Android) or Swift and Objective‑C (iOS).
• Experience with Expo, CI/CD pipelines and automated build/release processes.
• Knowledge of modular and component‑based architecture.