Senior React Native Mobile Engineer — Offline-First & P2P

Atomic Hr; Rosario; Remoto; ARS 139.364.000 - 201.304.000; Tempo pieno

Vantaggi offerti da questo lavoro

Remote contractor role

Descrizione del lavoro

Tether is seeking a Mobile Engineer (React Native) to own Keet Mobile from first project setup to public release on iOS and Android. This fully remote contractor role is worldwide, with core hours in US time zones and collaboration with a backend counterpart.

You will manage offline-first capabilities, sync pipelines, and release decisions while leveraging AI coding tools for rapid development. Join a global team shaping fintech mobility.

Competenze

• 4+ years building mobile applications, including React Native apps released on iOS and Android.
• Offline-first experience with local storage, queued writes, retries, and conflict handling.
• Performance tuning on low-end devices, measuring startup time/memory before and after changes.
• Daily use of AI coding tools on production work with TypeScript, automated tests, and CI.
• Clear written and spoken English for client-facing risk notes and tradeoffs.
• Experience working from written acceptance criteria and pushing back when needed.

Mansioni

• Set up developer accounts, signing, CI builds and testing tracks.
• Build local storage, write queue and retry logic for offline use.
• Define sync and upload APIs with backend, resolve conflicts.
• Implement phone-number sign-in with SMS codes and fallback notifications.
• Build camera capture and e-signature flows with versioned records.
• Optimize startup time, memory, and app size on low-end Android devices.
• Handle store submissions, privacy disclosures and monitoring.

Conoscenze

React Native

TypeScript

AI tools

CI/CD

Testing

Strumenti

Cursor/ Claude Code

Descrizione del lavoro

Tether is seeking a Mobile Engineer (React Native) to own Keet Mobile from first project setup to public release on iOS and Android. This fully remote contractor role is worldwide, with core hours in US time zones and collaboration with a backend counterpart.

You will manage offline-first capabilities, sync pipelines, and release decisions while leveraging AI coding tools for rapid development. Join a global team shaping fintech mobility.