I need an experienced blockchain developer to build a fully functional cryptocurrency wallet based on the MetaMask open source codebase (metamask-mobile on GitHub). SCOPE OF WORK: - Fork and rebrand MetaMask mobile app - Custom app name: ChiraseWallet - Custom logo and color scheme (I will provide design direction) - Android APK + Google Play Store submission - iOS app + App Store submission - Web version / browser extension - All MetaMask features must work identically: • Multi-chain support (ETH, BNB, Polygon, etc.) • ERC-20 / BEP-20 token support • Send / receive crypto • Swap tokens • DeFi app connection (WalletConnect) • Seed phrase recovery REQUIREMENTS: - Experience with React Native - Experience with blockchain / Web3 - Must have delivered similar projects before (show portfolio) - Must replace Infura API key with new one - Clean, well-commented code delivered via GitHub DELIVERABLES: - Full source code on GitHub - Android APK file - iOS build (IPA) - Web extension - Brief documentation