Block Stack Private Limited

Core Technical Expertise Strong experience with Android Native (Kotlin/Java). Strong experience with iOS development using Swift. Solid hands-on experience with React Native. Must understand: Device-specific debugging Memory optimization Offline storage (Room DB/CoreData/SQLite/MMKV) Threading, coroutines, and asynchronous programming App Deployment & Management Deep understanding of: Play Store publishing & release tracks (internal, alpha, beta, production) App Store deployment, certificates, provisioning profiles Crashlytics, analytics, app version control In-app purchases (optional) Tools & Platforms Git, GitHub/GitLab/Bitbucket Firebase, AppCenter, Sentry React Native CLI/Expo (optional) Fastlane (preferred), Xcode, Android Studio REST/WebSocket API integration ⸻ Preferred / Add-on Skills Experience in blockchain or Web3 mobile app development: Wallet integration (MetaMask, Rainbow, WalletConnect) Handling private keys securely Interacting with smart contracts via web3 libraries Knowledge of DApps, token transactions, and blockchain UI flows. Experience with backend APIs related to Web3 (Node/Go backend—optional). Understanding of QA processes, unit testing, and automation. ⸻ Soft Skills Strong problem-solving ability and attention to detail. Good communication and teamwork skills. Ability to work independently and take ownership of features. Capability to handle fast-paced development cycles and production deadlines. Job Types: Full-time, Permanent Pay: ₹418,590.09 - ₹1,500,000.00 per year Work Location: In person