Senior Mobile Architect - Remote, Offline-First RN

Webstacks; Municipio de Rincón de los Sauces; A distancia; ARS 139.364.000 - 232.274.000; Jornada completa

Descripción de la vacante

Tether is hiring a Mobile Engineer React Native (100% Remote) Worldwide. You will own Keet Mobile from project setup to public release on iOS and Android, working with a backend counterpart to refine sync and storage APIs.

The role emphasizes offline-first design, performance tuning for lower-end devices, and direct client communication on tradeoffs. You’ll collaborate with a remote team of developers and AI coding agents, reporting to leadership, with core hours in US time zones.

Formación

• 4+ years building mobile applications with React Native apps released on App Store and Google Play.
• Offline-first experience with local storage, queued writes, retries and conflict handling.
• Performance tuning for low-end Android devices (startup time, memory).
• Experience using AI coding tools (Cursor/Claude Code) in production mobile work with TypeScript and CI.
• Clear written and spoken English for client communications and PR risk notes.
• Ability to work from written acceptance criteria and push back on missing merges.

Responsabilidades

• Develop and maintain Keet Mobile, a React Native app for iOS/Android, end-to-end ownership.
• Implement offline storage, write queues, and retry logic.
• Define and agree on sync/upload APIs with backend developers; resolve conflicts.
• Implement sign-in (phone-number with SMS), push notifications, and background tasks.
• Optimize performance for real devices; monitor startup time, memory, and battery.
• Ensure smooth store submissions, privacy disclosures, and crash monitoring.

Conocimientos

React Native

Redux

Redux-Saga

WebSockets

RESTful APIs

English proficiency

Remote work experience

P2P frameworks

Herramientas

Xcode

Android Studio

Cursor

Claude Code

CI/CD tooling

Descripción del empleo

Tether is hiring a Mobile Engineer React Native (100% Remote) Worldwide. You will own Keet Mobile from project setup to public release on iOS and Android, working with a backend counterpart to refine sync and storage APIs.

The role emphasizes offline-first design, performance tuning for lower-end devices, and direct client communication on tradeoffs. You’ll collaborate with a remote team of developers and AI coding agents, reporting to leadership, with core hours in US time zones.