Job Description and Responsibilities: Lead the mobile development team in developing app-based products; Use Dart and Flutter to develop the app with the team; Maintain and develop new features compatible with Android and iOS; Compile algorithms related to cryptocurrencies; Analyze and direct app design. Qualifications and Skills: Bachelor's degree or higher in computer-related majors; 3+ years in blockchain, familiar with cryptocurrency wallet programming; 5+ years developing iOS or Android apps/projects; Familiar with Flutter-based projects; Proficiency in reading/writing English (fluent oral English a plus); Familiar with SCRUM and organizing efficient teams; Good coding and commenting habits; Passion for entrepreneurship.