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# Senior Full-Stack Mobile Engineer (React Native + TypeScript)

- **Company:** SOS MEDICAL CENTER INC
- **Location:** United States (Remote available)
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** Android Software Development, IOS Applications, Apple Xcode, Business Logic, App Store (IOS), User Authentication, Automation of Tests, Mobile Application Development, Databases, Continuous Integration, Data Synchronization, Global Positioning Systems (GPS), Gradle, Internetworking, Mobile Application Software, PostgreSQL, Node.Js, Performance Tuning, Prism (Software), Software Maintenance, E2e Testing, Software Engineering, SQLite, SQL Databases, TypeScript, Web Applications, ReactJS, Offline Storage, Backend, Database Migration, Information Technology, Sentry, React Native, Google Play, Api Design
- **Published:** October 20, 2026
- **Apply:** https://arc.dev/remote-jobs/j/redirect/psz9u7vd41

## About the Role

We are looking for an experienced Senior Full-Stack Mobile Engineer with strong expertise in React Native, TypeScript, Node.js, React.js, Offline-First Architecture, PostgreSQL, and API Development.

The successful candidate will lead the development of a cross-platform mobile application for iOS and Android, supporting an agricultural platform designed for field teams working in areas with limited or no internet connectivity.

The role requires hands-on experience in mobile application development, offline data synchronization, backend services, database management, and React-based web applications.

Candidates must be comfortable owning the complete development lifecycle, from database and backend development to mobile application deployment and production support., * 6+ years of software engineering experience, including 3+ years of React Native development.

 * Strong hands-on experience with React Native, TypeScript, Node.js, and React.js.
 * Proven experience developing and publishing at least one production application to both the Apple App Store and Google Play Store.
 * Strong experience with offline-first mobile applications, including SQLite, WatermelonDB, or similar local databases.
 * Experience implementing background synchronization, offline storage, retry mechanisms, and conflict resolution.
 * Solid backend development experience with API design, PostgreSQL, SQL, database migrations, authentication, and permissions.
 * Experience with Prisma ORM, TanStack Query, or equivalent technologies.
 * Familiarity with native iOS/Android development tools, Xcode, Gradle, and mobile release processes.
 * Experience with unit, integration, and E2E testing.
 * Strong problem-solving, architecture design, and written English communication skills., * Bachelor's degree in Computer Science, Software Engineering, IT, or a related field, or equivalent professional experience.
 * Minimum 6+ years in software engineering and 3+ years in React Native development.
 * Proven experience delivering production-grade mobile applications and full-stack solutions.

Preferred Experience & Technologies

 * MapLibre, Mapbox, GeoJSON, GPS, and offline maps.
 * oRPC/tRPC, TanStack Start, Zod, and Microsoft SSO.
 * Sentry, OTA updates, CI/CD, and mobile performance optimization.
 * Experience in Agritech, Agriculture, Logistics, Supply Chain, ERP, or Field Workforce Applications.
 * Experience working in remote, distributed engineering teams.

## Description

* Design, develop, and deploy React Native applications for iOS and Android using TypeScript.
 * Implement offline-first architecture, including local storage, background synchronization, sync queues, and conflict resolution.
 * Develop backend APIs and services using Node.js, TypeScript, Prisma ORM, and PostgreSQL.
 * Build and maintain web applications using React.js, TanStack Query, and TypeScript.
 * Integrate maps, GPS, geolocation, camera, and photo capture functionalities.
 * Develop reusable components, shared business logic, and validation schemas across mobile, web, and backend.
 * Manage mobile application releases, CI/CD pipelines, App Store and Google Play deployments.
 * Implement automated testing, performance optimization, error monitoring, and application maintenance.
 * Collaborate with engineering teams and independently make technical architecture decisions.