React Native

Company Description

Nadcab Labs is a passionate team of blockchain enthusiasts specializing in creating innovative applications for the decentralized world. Our expertise lies in developing secure and efficient blockchain solutions, including smart contracts, decentralized applications (dApps), and diverse DeFi (Decentralized Finance) products. We focus on pushing the boundaries of blockchain technology to deliver impactful and scalable solutions. At Nadcab Labs, we strive to empower businesses and individuals with blockchain-driven innovations that revolutionize how systems operate.

Role Description

skilled React Native Developer

You will work closely with backend, blockchain, and DevOps teams to integrate APIs, ensure real-time data synchronization, and deliver smooth, secure, and scalable mobile experiences.

• Design and develop advanced cross-platform mobile applications using

  React Native

• Build intuitive and pixel-perfect

  UI/UX

  with performance-optimized components
• Integrate

  backend APIs, blockchain modules, sockets, and real-time systems

• Implement

  WebRTC-based audio/video communication

  and real-time streaming
• Use

  ML Kit (Firebase ML)

  to integrate on-device machine learning features
• Maintain application performance, identify bottlenecks, and implement optimizations
• Ensure high reliability, security, and scalability of mobile applications
• Troubleshoot issues and deliver timely, high-quality releases
• Collaborate with product, backend, blockchain, and testing teams

Qualifications

Core Skills

• Minimum 2 years of professional experience

  in React Native mobile development
• Strong proficiency in

  JavaScript, TypeScript, ES6+, Redux, and React Hooks

• Expertise in building and deploying apps on

  iOS and Android

  platforms

Real-Time Technologies

• Hands-on experience with:

• WebRTC

  (video/audio calls, screen sharing, P2P connectivity)

• Socket.IO / WebSockets

  for real-time updates and messaging

• Push notifications, background services & live data streaming

Machine Learning (ML Kit)

• Experience with:
• Text recognition
• Face detection
• Barcode scanning
• On-device ML processing

API & Backend Integration

• Deep understanding of REST APIs, GraphQL, authentication mechanisms
• Knowledge of integrating blockchain or Web3 modules is a

  strong advantage

Security Expertise

• Experience implementing

  secure mobile architectures

  , including:
• Secure storage (Keychain/Encrypted Storage)
• JWT, OAuth2, token-based authentication
• Protecting API communication with SSL pinning
• Preventing reverse engineering, code tampering & data leakage
• Handling sensitive user data with encryption and best security practices

Additional Skills

• Strong knowledge of

  CI/CD pipelines

  , app signing, Play Store/App Store deployment
• Understanding of app performance profiling and memory optimization
• Strong problem-solving, debugging, and analytical skills