- 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

- 7+ years of mobile app development experience, mainly in React Native
- 5+ years of production-level React Native experience
- 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.

Trong tuần: Từ thứ 2 - thứ 6

Trong ngày: Từ 15:00 giờ - 00:00 giờ

- Participate in company activities: Monthly, quarterly parties, teambuilding, travel, relaxation and other activities
- Opportunities to work with big customers, advanced technology, personal development...
- Opportunity to work in groups with many leading experts in the field of domestic and international IT.
- Opportunity to implement ambitious projects in many countries, gain exposure to the latest technologies and learn from talented colleagues.
- Work in a youthful, vibrant, modern and multicultural environment. Communication activities and events on holidays take place regularly.
- Promotion opportunities based on capacity with corresponding rank increases and salary increases.
- Have the right to participate in soft skills training courses (logical thinking, creative thinking, communication skills, project management skills, negotiation skills...) and Japanese language classes.
- And many other attractive benefits...

Hà Nội