Flutter-developer (Crypto Wallet / Web3)
Job Description
GoMining is seeking a Flutter Developer to join their core team in developing a universal mobile crypto wallet supporting BTC and EVM chains. This role focuses on creating a seamless mobile wallet experience with secure seed phrase storage, dApp connectivity, and multi-chain support. The ideal candidate will have strong Flutter experience and knowledge of Web3 technologies. The position offers a unique combination of cutting-edge blockchain development and mobile app creation, with the opportunity to work on significant features like wallet architecture, security implementations, and Web3 integrations. The company provides an attractive benefits package including learning support, unique crypto mining benefits, team retreats, and flexible work arrangements. This role is perfect for developers passionate about cryptocurrency and mobile development who want to contribute to the growing Web3 ecosystem.
Responsibilities For Flutter-developer (Crypto Wallet / Web3)
- Build and maintain a production Flutter app for iOS and Android
- Design wallet architecture and 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
Requirements For Flutter-developer (Crypto Wallet / Web3)
- 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
- Experience in crypto or fintech products (Nice to have)
- Web3 integrations — WalletConnect, web3dart or similar, hardware wallets (Nice to have)
- HD wallet architecture knowledge — BIP-32/39/44 (Nice to have)
- Multi-chain wallets — Bitcoin, Ethereum, Tron, etc. (Nice to have)
- Embedding Flutter modules in native apps or WebView/TWA integrations (Nice to have)
- Strong understanding of Web3 UX and crypto audiences (Nice to have)
Benefits For Flutter-developer (Crypto Wallet / Web3)
- 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
- Employee of the Month award
- Flexible days off — holidays based on location + up to 15 sick days + up to 28 vacation days
- New career tracks - opportunities to grow into expert or top management roles
- Work-life fit - flexible hours and remote work
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