React Native Tech Lead

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React Native Tech Lead

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Duration: 6 months +

Location: ONSITE downtown Miami 4 days a week MUST BE ONSITE DAY 1

This role requires deep expertise in React Native alongside strong native iOS and Android development skills - enabling the lead to bridge cross-platform and native implementations effectively. They are doing Brownfield Integrations.

React Native Development & Implementation

• - Lead feature development and enhancements for cross-platform mobile and web applications
• - Expert proficiency in React Native, React, Expo/EAS, JavaScript/TypeScript, and modern development workflows
• - Architect using the brownfield host-shell / mobile micro-frontend pattern, RN New Architecture (TurboModules, Fabric), Native Modules, and typed host bridge contracts
• - Implement modern state management patterns (Redux Toolkit, Zustand, Jotai)
• - Deep knowledge of performance optimization, memory management, and multithreading in cross-platform environments
• - Implement and maintain CI/CD pipelines (Jenkins, Bitrise, Fastlane)
• - Write clean, testable, maintainable code across shared and platform-specific modules
• - Working knowledge of Swift, UIKit, SwiftUI, and Objective-C
• - Familiarity with modern iOS architectures (MVVM, VIPER, Clean Architecture)
• - Familiarity with Swift Concurrency (async/await), Combine, and modern iOS technologies
• - Experience with XCUITest and iOS performance profiling tools
• - Knowledge of App Store submission and deployment processes
• - Working knowledge of Kotlin/Java, Android SDK, and Jetpack libraries
• - Familiarity with modern Android architectures (MVVM, MVP, Clean Architecture)
• - Familiarity with performance, memory management, multithreading, and concurrency on Android
• - Experience with Espresso and Android performance profiling tools
• - Knowledge of Play Store submission and deployment processes
• - Ensure strong testing practices: Jest/RNTL (unit), Detox/XCUITest/Espresso (E2E), and contract tests for the native/RN bridge
• - Identify and resolve performance bottlenecks across cross-platform, native bridge, iOS, and Android layers
• - Maintain high standards for code quality, reliability, and maintainability across all mobile platforms

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