Senior React Native Engineer FinTech WEB3 ( FinTech experience mandatory)

Type of Cooperation: B2B Contract.   
Timeline: Start as soon as possible, MVP in 3–6 months. 
 

The Role
We're seeking a skilled Senior React Native Developer to join our mobile team and help build our iOS/Android applications from scratch. You'll be focusing on delivering high-quality features while reusing core logic from our web platform. This is a fast-paced, high-impact position where you'll contribute to delivering an MVP in 3–6 months.
 

Key Responsibilities:
— Build & Architect: Develop React Native apps for iOS/Android, establishing architecture and coding standards.
— Integrate Web3: Implement interactions with wallets and smart contract for crypto transactions.
— Reuse & Optimize: Leverage existing TypeScript/React services while building mobile-specific UI/UX.
— Collaborate: Work daily with backend, web, and product teams to deliver features rapidly.
— Ensure Quality: Implement testing strategies, CI/CD, and maintain high code standards under tight deadlines.

Requirements:
— 7+ years software development experience. 
— 5+ years, React Native with apps published on both stores. 
— Strong TypeScript/JavaScript (ES6+) expertise.
— Experience with state management (Redux, Zustend).
— Proven ability to deliver quality code under tight deadlines.
— Product mindset— suggest optimal technical and UX/UI solutions.
— Good English for documentation, Ukrainian or Russian communication skills. 

Nice to Have:
— Web3 experience (viem, ethers.js  zerodev, WalletConnect).
— Cryptocurrency wallet or payment app development.
— Knowledge of smart contracts and blockchain basics.