Remote React Native Mobile Engineer – Offline-first & P2P

Alpha Efficiency; Ciudad de Mendoza; Remote; ARS 92,724,000 - 139,086,000; Full time

Benefits offered by this job

Fully remote

40 hours per week

Job summary

Tether is seeking a Mobile Engineer (React Native) to own Keet Mobile end-to-end, from feature implementation to public release on iOS and Android. You will work remotely with a global team, leveraging AI coding tools in daily workflows and collaborating with backend developers on P2P synchronization.

Ideal candidates have 4+ years building mobile apps with React Native, experienced in offline-first design, and comfortable writing tests and contributing to CI.

Qualifications

• 4+ years building mobile applications with React Native released on App Store and Google Play.
• Offline-first work with local storage, queued writes, retries and conflict handling.
• Daily use of AI coding tools (Cursor, Claude Code) on production mobile work with TypeScript and CI.
• Clear written and spoken English for PR descriptions, risk notes and client tradeoffs.
• Experience working from written acceptance criteria and knowing when to push back on a merge.

Responsibilities

• Build and polish features across chat, voice and video calls, media sharing, device pairing and identity backup
• Integrate native platform capabilities (push notifications, camera, biometrics and background tasks) on iOS and Android
• Profile and optimize performance on real devices, including startup time, chats, media handling, battery and network use
• Write unit and end-to-end tests, and maintain releases via CI and crash reporting
• Work closely with core P2P, design and product teams, and review code with a high bar for quality

Skills

React Native

TypeScript

CI/CD

Performance tuning

English communication

Remote work

Tools

Cursor

Claude Code

AI coding tools

Job description

Tether is seeking a Mobile Engineer (React Native) to own Keet Mobile end-to-end, from feature implementation to public release on iOS and Android. You will work remotely with a global team, leveraging AI coding tools in daily workflows and collaborating with backend developers on P2P synchronization.

Ideal candidates have 4+ years building mobile apps with React Native, experienced in offline-first design, and comfortable writing tests and contributing to CI.