Android Engineer

• Design and implement the overall architecture of the native Android application for the MPC wallet • Develop the key management and secure storage module • Implement point-to-point communication between Android and MPC Node to transfer key fragments to the designated Node • Optimize application performance and memory management to ensure smooth operation on low-end devices

• 3 years or more of Android development experience • Proficient in Android Jetpack components (Compose, ViewModel, Room, WorkManager, etc.) • Deep understanding of Android security framework (Keystore, BiometricPrompt, Attestation) • Rich experience in performance optimization (memory leaks, ANR, startup optimization, package size optimization) • Familiar with multi-module project architecture and have experience in modular refactoring of large-scale applications • Solid knowledge of computer networks, familiar with HTTP/2, gRPC, WebSocket • Familiar with common blockchain protocols (BIP32, BIP44, BIP39...) • Have practical development experience in blockchain fundamentals (transactions, signatures, Gas, smart contracts)