Mobile Engineer – React Native (Remote)

About the role

Join a fully remote engineering team building innovative peer‑to‑peer mobile technology for secure, decentralized communication. You will develop and enhance a cross‑platform application for iOS and Android using React Native and Expo.

Key responsibilities

• Develop and maintain a cross‑platform peer‑to‑peer mobile app, owning features from implementation through testing and release.
• Build and refine messaging, voice/video calls, media sharing, device pairing, and identity backup features.
• Integrate native capabilities such as push notifications, camera access, biometric authentication, and background tasks.
• Profile and optimise performance on real devices, focusing on startup time, chat sessions, media processing, battery consumption and network usage.
• Write and maintain unit and end‑to‑end tests, support CI workflows, crash reporting and debugging.

Required profile

• Significant professional experience with React Native and mobile application development.
• Strong JavaScript expertise (ES6+), comfortable working independently in a remote environment.
• Experience collaborating with distributed engineering teams and communicating effectively in English.

Required skills

• React Native
• JavaScript (ES6+)
• Redux and Redux‑Saga
• WebSockets and RESTful APIs
• Unit testing and end‑to‑end testing
• Native mobile integration (push notifications, camera, biometrics, background tasks)
• Familiarity with Xcode and Android Studio (Swift, Kotlin a plus)

What we offer

• Fully remote working arrangement with worldwide opportunities.
• Opportunity to contribute to innovative peer‑to‑peer, privacy‑focused mobile applications.
• Collaboration with an international team of engineers and product specialists.
• Exposure to modern mobile development practices and on‑device peer‑to‑peer architecture.
• Professional growth through challenging engineering projects.