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Amtex Systems Inc.

Lead Web Developer

Hybrid

Fort lauderdale, United states

Senior

Freelance

06-03-2026

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Skills

Communication Leadership Java JavaScript Swift Kotlin TypeScript GraphQL CI/CD Test Test Automation Architecture Application Architecture Azure react AWS Redux CI/CD Pipelines Android FireBase

Job Specifications

Lead/ Senior React Native Developer

Hybrid from Fort Lauderdale, FL

Long Term Contract

Must Have:

Kotlin

Objective-C

Javascript

React Native

TypeScript

Job Summary:

Lead the design and development of cross-platform mobile applications using React Native, ensuring seamless integration with native iOS and Android components. Drive architectural decisions, mentor teams, and deliver high-performance, secure, and scalable mobile solutions. Must have 10–15 years overall experience, with 4+ years in React Native and proven native integration experience.

Qualifications:

· Strong proficiency in JavaScript (ES6+), TypeScript, and React Native CLI.

· Deep understanding of React Native Fiber architecture and concurrent rendering.

· Hands-on experience with native iOS (Swift/Objective-C) and Android (Java/Kotlin) development.

· Expertise in Redux/MobX/Zustand for state management.

· Familiarity with GraphQL, REST APIs, and performance profiling tools.

· Experience with Jest, React Native Testing Library, and Appium for test automation.

· Exposure to Firebase, AWS Amplify, or Azure Mobile Apps.

Responsibilities:

Application Architecture & Development

Architect and implement React Native solutions with native bridges for iOS (Swift/Objective-C) and Android (Java/Kotlin).
Optimize rendering strategies using React Native Fiber for performance and memory efficiency.

Integration & Native Modules

Build and maintain native modules to expose platform-specific features to React Native.
Ensure smooth communication between React Native and native SDKs for advanced functionalities like payments, deep linking, and offline support.

Collaboration & Leadership

Work closely with product managers, designers, and backend teams to define and deliver features.
Conduct code reviews, enforce best practices, and mentor junior developers.

Performance & Security

Profile and optimize app performance across platforms.
Implement mobile security best practices and ensure compliance with App Store and Play Store guidelines.

Deployment & CI/CD

Manage CI/CD pipelines for automated builds, testing, and deployments.
Oversee release management for App Store and Play Store.

About the Company

Amtex Systems was officially started in 1997 by Sunny Pokala with its headquarters in Wall Street, New York, and currently has offices across four continents. The organization provides specialized technical services and digital solutions in software development, online media, business intelligence, mobile applications, cybersecurity, and talent management. We specialize in generating, preserving, and measuring long-term value for our clients, people, and society. Amtex has formed long-lasting relationships with prominent IT... Know more