Role: Senior Mobile Developer – React Native
Remote (Brazil or Mexico or Costa Rica)
Contract
Responsibilities
• Cross Platform Development Expertlevel proficiency in React Native for building high-performance reusable components for both iOS and Android
• State Management Mastery of Redux MobX or React Context API for managing complex application states and offline data persistence
• Native Modules Experience writing Native Bridges Java Kotlin for Android ObjectiveCSwift for iOS to access device specific features not covered by standard React Native APIs
• Performance Optimization Deep expertise in optimizing app render times memory usage and battery consumption
• Navigation Proficiency with React Navigation or React Native Navigation for complex screen flows
• Mobile Ecosystem Tooling
• Build Tools Expert use of Metro Bundler Xcode and Android Studio for building debugging and profiling applications
• App Store Management Experience managing the end-to-end release process for the Apple App Store and Google Play Store including TestFlight and Beta testing
• Code Push Proficiency in using Microsoft Code Push for overtheair OTA updates to bypass traditional store review cycles for critical hotfixes
Secondary Technical Skills Integration DevOps
• Backend API Integration
• REST GraphQL Deep understanding of consuming complex APIs handling authentication OAuth2JWT and managing data synchronization
• Offline First Architecture Experience implementing offline capabilities using Watermelon DB Realm or SQLite to support field users with intermittent connectivity
• Mobile DevOps Quality
• CICD Pipelines Experience with Fastlane Bit rise or Azure DevOps for automated mobile build and deployment pipelines
• Testing Proficiency in Jest for unit testing and Detox or Appium for end-to-end E2E automation
• Crash Analytics Expert use of Firebase Crashlytics or Sentry to monitor app health and perform proactive bug fixing
Key Responsibilities AMS Context
• Mobile App Support Lead the resolution of Tier 2 and Tier 3 incidents affecting global mobile users from UI glitches to critical sync failures
• OS Compatibility Proactively manage app updates to ensure compatibility with the latest iOS and Android versions and hardware releases
• Complex Change Requests Translate requirements from Sales and Marketing leads into technical mobile features Design develop and test enhancements
• Root Cause Analysis RCA Perform deep dive analysis on app crashes API timeouts or data inconsistencies implementing permanent architectural fixes
• SLA Stewardship Ensure all mobile services meet strict Service Level Agreements SLAs for our 247 global field operations
• Technical Mentorship Act as the Subject Matter Expert SME for React Native in the India hub providing guidance to junior developers and UIUX designers
Preferred Skills
• Experience with TypeScript for type safe React Native development
• Familiarity with SAP Fiori for mobile or SAP Mobile Services
• Knowledge of Bluetooth IoT integration for warehouse scanning applications
• Experience with mobile security best practices biometrics certificate pinning
Apply or share your resume to Gayathri@GeorgiaTek.com