Flutter-developer (Crypto Wallet / Web3)

Join the core team to design and ship a universal mobile wallet (BTC + EVM), integrate it into our main app via WebView or TWA, deliver secure seed phrase storage, dApp connectivity, and future multi-chain support, with a clean, native-feeling UI focused on Web3 UX.

Responsibilities:

• Build and maintain a production Flutter app for iOS and Android
  • Design wallet architecture and the integration with the main app
  • Implement Web3 stack — BIP-39, HD wallets, WalletConnect, bitcoin_flutter, web3dart
  • Connect analytics, Firebase, push notifications, and secure storage
  • Optimize UX, micro-interactions, and performance with a product mindset
  • Own releases, CI/CD, builds, and testing
• Tech we use
  Flutter, Dart, Bloc or Riverpod, REST, WebSockets, Firebase, Secure Storage or Keychain/Keystore, WalletConnect, bitcoin_flutter, web3dart, BIP-32/39/44, WebView or TWA

• 2+ years of Flutter experience
• Strong Dart and architecture skills — Bloc, Riverpod, Provider or MVC
• Published apps in App Store or Google Play
• Confident with REST APIs and WebSockets
• Practical mobile security — keychain, secure storage, biometrics

Able to work autonomously without micromanagement

Nice to have

• Experience in crypto or fintech products
• Web3 integrations — WalletConnect, web3dart or similar, hardware wallets
• HD wallet architecture knowledge — BIP-32/39/44
• Multi-chain wallets — Bitcoin, Ethereum, Tron, etc.
• Embedding Flutter modules in native apps or WebView/TWA integrations
• Strong understanding of Web3 UX and crypto audiences

• Learning support - courses, English classes, and conferences (up to 100% reimbursement)
• Unique loyalty program - receive corporate digital miners and earn passive income with no investment
• Team retreats - company-sponsored stays at a villa in Turkey
• Memorable events with wow prizes - we celebrate big occasions in a big way
• “Employee of the Month” award - we recognize and reward our top performers
• Flexible days off — holidays based on your location + up to 15 sick days + up to 28 vacation days (with fast and automated approvals)
• New career tracks - real opportunities to grow into expert or top management roles
• Work-life fit - flexible hours and remote work. You don’t need to chase balance - here, work is a part of life, not the opposite. We aim to make work inspiring, not exhausting. For us, results matter most.