Remote RN Mobile Architect — Offline-First Apps

Werben HR LLC; Rosario; Remote; ARS 108,178,000 - 169,994,000; Full time

Benefits offered by this job

Fully remote contractor role from LATM

Core hours in US time zones, overlap

One app to own, from first files to a2

Sync, storage and release decisions,与你

AI coding agents, typed code and CI

Job summary

Werben HR LLC is seeking a senior mobile developer to own an offline-first iOS/Android app from project setup to public launch. You will review diffs, write tests, and decide on sync, storage, and releases with a backend counterpart.

The role is fully remote for LATAM contractors, ~40 hours per week, with core hours overlapping US time zones. You’ll own one app through its lifecycle and work alongside AI coding agents and a lead developer.

Qualifications

• 4+ years building mobile applications.
• Experience with React Native released on the App Store and Google Play.
• Offline-first approach with local storage, queued writes, retries and conflict handling.
• Performance tuning on low-end Android devices, measuring startup time/memory.
• Daily use of AI coding tools (Cursor/Claude Code) with TypeScript, automated tests and CI.
• Clear written and spoken English for client communication.
• Experience working from written acceptance criteria and pushing back when needed.

Responsibilities

• Set up Apple and Google developer accounts, signing, CI builds and testing tracks.
• Build local storage, write queue and retry logic that keeps the app working offline.
• Agree on sync and upload APIs with backend developer and resolve conflicts.
• Build phone-number sign-in with SMS codes, and push notifications that fallback to SMS.
• Build camera capture and e-signature flows that save versioned records.
• Measure and improve startup time, memory and app size on low-end Android phones.
• Handle store submissions, privacy disclosures and review rejections, and monitor crashes and sync.

Skills

React Native

4+ years mobile

Offline-first

Android performance

AI coding tools

English communication

Criteria-driven

Tools

Cursor

Claude Code

TypeScript

CI tooling

Job description

Werben HR LLC is seeking a senior mobile developer to own an offline-first iOS/Android app from project setup to public launch. You will review diffs, write tests, and decide on sync, storage, and releases with a backend counterpart.

The role is fully remote for LATAM contractors, ~40 hours per week, with core hours overlapping US time zones. You’ll own one app through its lifecycle and work alongside AI coding agents and a lead developer.