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Quantum Technologies

React Native Developer

Lahore Cantt. (On-site)Full Time3-5 years
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About Zarea Quantum Technologies

Zarea Quantum Technologies is a leading technology company delivering innovative software solutions, AI-powered applications, enterprise ERP systems, cloud solutions, web and mobile applications, and digital transformation services. We build scalable, secure, and high-performance products for startups, SMEs, and enterprise clients worldwide.

We are looking for an experienced React Native Developer to join our mobile engineering team and build robust, scalable, and high-performance cross-platform mobile applications.

Job Overview

As a React Native Developer, you will be responsible for designing, developing, testing, and maintaining mobile applications for Android and iOS using React Native. The ideal candidate should have hands-on experience with location-based services, background location tracking, Google Maps integration, and mobile app optimization.

You will work closely with backend developers, UI/UX designers, QA engineers, and product managers to deliver high-quality mobile applications that provide seamless user experiences.

Key Responsibilities

  • Design, develop, and maintain cross-platform mobile applications using React Native.

  • Build scalable, reusable, and maintainable application components.

  • Integrate RESTful APIs, third-party SDKs, and backend services.

  • Implement real-time location tracking and background location services.

  • Integrate Google Maps, geofencing, route tracking, and navigation features.

  • Develop applications that support continuous GPS tracking in both foreground and background modes.

  • Optimize application performance, responsiveness, and battery consumption.

  • Collaborate with UI/UX designers to implement responsive and user-friendly interfaces.

  • Debug, troubleshoot, and resolve application issues.

  • Participate in code reviews and follow development best practices.

  • Publish and maintain applications on Google Play Store and Apple App Store.

  • Stay updated with the latest React Native ecosystem and mobile development trends.

Required Qualifications

  • Bachelor's degree in Computer Science, Software Engineering, Information Technology, or a related field.

  • 3–5 years of professional experience in React Native development.

  • Strong proficiency in JavaScript and TypeScript.

  • Experience building and deploying production-grade Android and iOS applications.

  • Strong understanding of React Native architecture and mobile application lifecycle.

  • Experience integrating REST APIs and WebSocket connections.

  • Hands-on experience with Git and version control systems.

  • Strong debugging and problem-solving skills.

  • Good communication and teamwork abilities.

Technical Skills

Required Skills

  • React Native

  • JavaScript (ES6+)

  • TypeScript

  • Redux / Redux Toolkit

  • React Navigation

  • REST APIs

  • WebSocket Integration

  • Firebase

  • Push Notifications (FCM)

  • Google Maps API

  • Google Places API

  • Google Directions API

  • Background Location Tracking

  • Foreground Services

  • Geolocation APIs

  • Geofencing

  • GPS Tracking

  • Route Optimization

  • Background Tasks

  • Async Storage

  • SQLite

  • Git & GitHub/GitLab

  • Android Studio

  • Xcode

  • Play Store & App Store Deployment

  • Mobile Performance Optimization

Preferred Skills

  • Transistorsoft Background Geolocation

  • Mapbox

  • OSRM Routing

  • Expo (if applicable)

  • Native Android (Java/Kotlin)

  • Native iOS (Swift)

  • BLE (Bluetooth Low Energy)

  • Offline Maps

  • Socket.IO

  • CI/CD Pipelines

  • Fastlane

  • Unit & Integration Testing

  • Agile/Scrum Development

Key Performance Indicators (KPIs)

  • Timely delivery of mobile features

  • App performance and stability

  • Accuracy of location tracking

  • Battery optimization for background services

  • Bug resolution and code quality

  • Successful app releases

  • API integration quality

  • User experience and performance metrics

  • Code review and testing standards

What We Offer

  • Market-Competitive Salary

  • Medical Coverage (IPD)

  • EOBI & Gratuity

  • Paid Annual & Casual Leaves

  • Performance-Based Bonuses

  • Professional Learning & Development

  • Career Growth Opportunities

  • Exposure to Enterprise & AI-Driven Projects

  • Modern Development Environment

  • Collaborative and Innovation-Driven Culture

Why Join Zarea Quantum Technologies?

Join a team developing innovative mobile solutions that solve real-world business challenges. You'll work on enterprise-grade applications involving logistics, real-time tracking, AI, and digital transformation while collaborating with experienced engineers in a fast-paced, technology-driven environment.