Senior Mobile Engineer — Offline-First, Remote Ownership

Bridgenext; Buenos Aires; Remote; ARS 85,158,000 - 127,737,000; Full time

Benefits offered by this job

Fully remote contract (LATAM)

US time zone overlap

Own one app from project to release

Backend collaboration as counterpart

AI coding agents in workflow

Job summary

Bridgenext is hiring a mobile developer to own an offline-first iOS/Android app from setup through launch on App Store and Google Play. You’ll establish developer accounts, build pipelines, local storage, and conflict-aware sync with backend APIs.

You’ll also implement phone sign-in with SMS, capture flows for e-signatures, and performance optimizations for low-end devices. The role requires 4+ years of mobile experience, including React Native releases, and fluency in English for PRs and client

Qualifications

• 4+ years building mobile apps, including React Native releases on App Store and Google Play.
• Offline-first architecture with local storage, queued writes and retry logic.
• Proficient in TypeScript and CI/testing.
• Strong written and spoken English for PRs, risk notes, and client updates.

Responsibilities

• Set up Apple and Google developer accounts, signing, CI builds and testing tracks.
• Build offline storage, write queue and retry logic to keep the app usable offline.
• Define sync APIs with backend and decide conflict resolution.
• Implement phone-number sign-in with SMS codes and SMS fallback for 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 crash/sync monitoring.

Skills

React Native

TypeScript

CI/CD

Offline-first

English comms

API design

Tools

Cursor

Claude Code

Job description

Bridgenext is hiring a mobile developer to own an offline-first iOS/Android app from setup through launch on App Store and Google Play. You’ll establish developer accounts, build pipelines, local storage, and conflict-aware sync with backend APIs.

You’ll also implement phone sign-in with SMS, capture flows for e-signatures, and performance optimizations for low-end devices. The role requires 4+ years of mobile experience, including React Native releases, and fluency in English for PRs and client