Location: Hanoi, Vietnam
Employment Type: Full-time
About Blue Belt
Blue Belt is a leading global software development company with over a decade of expertise in IT and Fintech. We design and deliver innovative technology solutions in web, mobile, payment, blockchain, AI, and decentralized applications.
Headquartered in Tokyo with a modern Technology Center in Hanoi, we operate across 10+ countries including Japan, Thailand, Indonesia, the Philippines, Malaysia, Taiwan, and Brazil. With a team of 300+ professionals, we combine innovation and creativity to build products that transform industries.
Join us to work on exciting projects spanning Financial Services, Crypto Networks, E-commerce platforms, AI Avatars, and Gameswhere technology meets imagination.
What Youll Do
As our Mobile Developer (iOS/Android), you will:
- Collaborate with Product Managers and technical stakeholders to design and deliver high-quality mobile solutions.
- Lead and support the mobile app team in building scalable, high-performing applications.
- Develop, test, and optimize Android/iOS apps across a wide range of devices.
- Integrate apps with back-end services and APIs.
- Contribute to product innovation by researching and applying emerging technologies.
- Participate in agile ceremonies, ensuring smooth and timely delivery of features.
- Troubleshoot, debug, and continuously improve app performance.
What Were Looking For
iOS Developer
- 5+ years of iOS app development experience.
- Strong knowledge of Swift/Objective-C, OOP, and SOLID principles.
- Familiarity with Clean Architecture, MVVM, VIPER, Swift UI, Reactive Programming.
- Proficient in working with RESTful APIs, custom views, multi-threading, caching, and app performance optimization.
- Hands-on experience with Android is a plus.
- Strong knowledge of Git/SVN and cloud services (Firebase, Firestore, Google Maps).
Android Developer
- 5+ years of Android development experience with Java/Kotlin.
- Solid understanding of OOP, SOLID principles, Clean Architecture.
- Experience with third-party libraries, APIs, XML/JSON RESTful APIs.
- Skilled in debugging, performance optimization, and clean code practices.
- Familiar with Reactive Programming, Dependency Injection, Architecture Components.
- Knowledge of Git/SVN for source control.
Personality Fit
- Proactive & Independent: Take initiative, anticipate challenges, and deliver results with minimal supervision.
- Detail-Oriented: Care about clean, efficient, and user-friendly code, with high standards for quality.
- Collaborative Problem-Solver: Work well with cross-functional teams, share ideas openly, and tackle challenges creatively.
- Continuous Learner: Stay curious, keep up with new technologies, and bring fresh solutions to the team.
- Strong Communicator: Express ideas clearly in English, both spoken and written, in a multicultural environment.
What We Offer
- Competitive Salary: Up to $4,000
- Modern Equipment: MacBook & top-tier tools.
- Performance Reviews: Twice a year.
- Premium PVI Health Insurance
- Free parking.
- Free snacks, coffee, tea.
- Fun & Engaging Culture: team-building trips, New Year party, weekly tea-breaks, monthly birthdays, and more.
- Technical workshops, seminars, and opportunities to grow your expertise.
- A friendly, open, and multicultural environment where every idea is valued.
