Remote React Native Mobile Engineer, Offline-First

Coderio; Ciudad de Mendoza; Remoto; ARS 92.724.000 - 139.086.000; Tempo pieno

Vantaggi offerti da questo lavoro

Fully remote contractor (LATAM)

Core hours in US time zones

Own one app from start to release

Backend counterpart coordination

AI coding agents in workflow

Descrizione del lavoro

Tether is seeking a Mobile Engineer to own Keet Mobile end to end, ensuring offline-first functionality, sync, and smooth releases on iOS and Android from the first project setup through public launches.

You’ll work with a lead developer and backend counterpart, write risk notes, participate in two-week sprints, review every diff, and balance client acceptance criteria with pragmatic tradeoffs while delivering a scalable, well-tested app.

Competenze

• 4+ years building mobile applications, including React Native apps released on both the App Store and Google Play.
• Offline-first architecture with local storage, queued writes and retry logic.
• English communication for PR descriptions, risk notes and tradeoff explanations to a client team.
• Ability to derive acceptance criteria from written specs and push back on misses.

Mansioni

• 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, biometrics 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.

Conoscenze

React Native

Offline-first

Android performance

AI coding tools

TypeScript

Automated tests

CI/CD

English communication

Acceptance criteria understanding

Strumenti

Redux

Redux-Saga

Cursor

Claude Code

WebSockets

REST APIs

Descrizione del lavoro

Tether is seeking a Mobile Engineer to own Keet Mobile end to end, ensuring offline-first functionality, sync, and smooth releases on iOS and Android from the first project setup through public launches.

You’ll work with a lead developer and backend counterpart, write risk notes, participate in two-week sprints, review every diff, and balance client acceptance criteria with pragmatic tradeoffs while delivering a scalable, well-tested app.