Senior Mobile Engineer - Offline-First (RN) - Remote

Miratech; La Pampa; Remote; ARS 92,678,000 - 154,464,000; Full time

Benefits offered by this job

Fully remote LATAM contractor role

US time-zone overlap for core hours

Own one app from setup to release

AI-assisted coding in workflow

CI/CD in place with automated tests

Job summary

Miratech is seeking a senior mobile developer to own an offline-first iOS and Android app from project setup through public release on the App Store and Google Play. You’ll work remotely from LATAM, coordinating daily with the lead and backend developers, and you’ll sign, build, test and release in a self-contained workflow.

Sprints run every two weeks with four to five features; you review every diff, build local storage and retry logic, define sync APIs with the backend, implement sign-in and

Qualifications

• 4+ years building mobile applications, including React Native applications released on both the App Store and Google Play.
• Offline-first experience with local storage, queued writes, retries.
• English communication for PR descriptions, risk notes and client tradeoffs.

Responsibilities

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

Skills

Mobile development

React Native

Offline-first

TypeScript

Tools

Cursor

Claude Code

Job description

Miratech is seeking a senior mobile developer to own an offline-first iOS and Android app from project setup through public release on the App Store and Google Play. You’ll work remotely from LATAM, coordinating daily with the lead and backend developers, and you’ll sign, build, test and release in a self-contained workflow.

Sprints run every two weeks with four to five features; you review every diff, build local storage and retry logic, define sync APIs with the backend, implement sign-in and