Remote Mobile Engineer — React Native & P2P Innovator

OpenKrill; United States; Remote; USD 120,000 - 160,000; Full time

Job summary

Tether is hiring to bring Keet Mobile to iOS and Android, delivering our peer-to-peer stack and a React Native UI. You’ll contribute to features across chat, voice and video, while integrating native capabilities and ensuring smooth performance on real devices.

Join a global, remote-friendly team and help push the boundaries of fintech mobile experiences with modern tooling, robust testing, and a high standard for quality.

Qualifications

• Significant experience with React Native, Redux for state management and Redux-Saga.
• Proficient in JavaScript (ES6+) and modern web/mobile development.
• Experience with WebSockets and RESTful APIs.
• Knowledge of native languages (Swift/Kotlin) and familiarity with native build tools (Xcode/Android Studio).
• Experience working with a remote team.

Responsibilities

• Build and polish features across chat, voice and video calls, media sharing, device pairing and identity backup
• Integrate native platform capabilities such as push notifications, camera, bio-metrics and background tasks on both iOS and Android
• Profile and optimise performance on real devices, including startup time, long chats, media handling, battery and network use
• Write unit and end-to-end tests, and help keep releases stable through CI and crash reporting
• Work closely with the core P2P, design and product teams, and review code with a high bar for quality

Skills

React Native

Redux

Redux-Saga

JavaScript (ES6+)

WebSockets

RESTful APIs

Swift/Kotlin

Remote teamwork

P2P frameworks

Tools

Xcode

Android Studio

CI/CD pipelines

Job description

Tether is hiring to bring Keet Mobile to iOS and Android, delivering our peer-to-peer stack and a React Native UI. You’ll contribute to features across chat, voice and video, while integrating native capabilities and ensuring smooth performance on real devices.

Join a global, remote-friendly team and help push the boundaries of fintech mobile experiences with modern tooling, robust testing, and a high standard for quality.