Responsibilities

• Architect, build, and maintain high-performance React Native applications for iOS and Android
• Act as technical lead for mobile, owning architecture decisions, coding standards, and best practices
• Ensure code quality, performance, stability, and scalability across the entire mobile codebase
• Lead and conduct thorough code reviews, setting a high engineering bar
• Mentor and guide other mobile engineers, supporting their technical growth
• Collaborate closely with product, backend, design, and QA teams to deliver features end-to-end
• Proactively identify and resolve performance bottlenecks, memory issues, and app stability risks
• Define and improve mobile development workflows, testing strategy, and release processes
• Stay current with React Native, iOS, and Android ecosystem changes and recommend improvements

Requirements Must-Have

• 8+ years of professional mobile development experience (iOS, Android, or both)
• 3+ years of hands-on React Native experience in production apps
• Strong leadership experience as a tech lead or senior engineer, with ownership of mobile code quality
• Expert-level TypeScript / JavaScript knowledge and clean code practices
• Solid understanding of mobile app architecture, performance optimization, and memory management
• Experience working with native mobile tooling (Xcode, Android Studio, Gradle, CocoaPods, etc.)
• Strong experience integrating with REST APIs, authentication flows, and secure data handling
• Familiarity with mobile CI/CD pipelines, app store release processes, and versioning strategies
• Ability to make pragmatic technical decisions and communicate trade-offs clearly
• Fluent English for direct communication with global teams
• Strong product mindset and ability to work independently Nice to Have
• Experience with Redux, Zustand, or other state-management patterns
• Automated testing (Jest, Detox, E2E testing)
• Experience with GraphQL
• Performance profiling and crash analytics (e.g., Firebase, Sentry)
• Exposure to crypto, fintech, or web3 products
• Domain experience in Construction, Accounting, or FinTech
• Knowledge of clean architecture, SOLID principles, and scalable system design
• Experience in global, multi-time-zone teams

Working Model

• Remote 100%
• This is a remote position with a required working hour from 3 pm to 12 am or a daily overlap of 4 hours from 8 PM to 12 AM (midnight) Indochina Time (ICT) to ensure effective collaboration with our teams