Hitachi Digital Services

Overview of job

Job Summary

We are seeking a highly skilled and passionate Mobile Engineer with expertise in React Native to join our dynamic team at Hitachi Digital Services LLC. You will be instrumental in developing and maintaining innovative mobile applications that deliver exceptional user experiences.

Job Responsibilities

* Design, develop, and maintain high-performance, scalable, and secure mobile applications using React Native.

* Collaborate closely with product managers, UI/UX designers, and backend engineers to define, design, and ship new features.

* Write clean, maintainable, and well-documented code following best practices and architectural patterns.

* Participate in code reviews, providing constructive feedback and ensuring code quality.

* Troubleshoot, debug, and resolve issues and bugs in existing applications.

* Continuously discover, evaluate, and implement new technologies to maximize development efficiency and improve application performance.

* Optimize applications for maximum speed and scalability across various mobile devices and operating systems.

* Stay up-to-date with the latest mobile development trends, tools, and technologies.

* Contribute to the overall architecture and technical vision of our mobile products.

At Hitachi Digital Services, we enjoy:

• Unique opportunity to work with multinational team of Hitachi in over 130 countries.
• Incomparable chance to participate in full Software Development Life Cycle (SDLCs) and comprehensive soft skills training.
• Competitive remuneration with attractive allowances & bonuses.

Hitachi Digital Services offers a competitive benefit packages. Come join us to enjoy:

• Opportunities for advanced career development overseas, including the US, UK,. Japan...
• Competitive & attractive compensation and benefits packages:
  • Allowance for English, Japanese language certifications.
  • Subsidy for transportation and meals.
  • 13th salary & Bonus
  • Additional Premium Health Insurance Package for employees.
  • Annual checking of health and company trip for employees.
  • Flexible working hours
• Being an integral part of a dynamic and fast-growing global enterprise.
• An open, professional, and nourishing environment with out-side of work activities, such as football, tennis, badminton, dancing, music, and charity.

Job Qualifications

• Bachelor's degree in Computer Science, Software Engineering, or a related field, or equivalent practical experience.
• 3+ years of professional experience in mobile application development.
• Proven expertise in React Native development, including a strong understanding of its ecosystem, state management libraries (e.g., Redux, MobX), and component lifecycle.
• Solid understanding of JavaScript/TypeScript, ES6+, and modern front-end development practices.
• Experience with native module development (iOS/Android) for integrating platform-specific functionalities is a plus.
• Familiarity with RESTful APIs, asynchronous programming, and data serialization formats (JSON).
• Experience with version control systems (e.g., Git).
• Strong problem-solving skills and the ability to work independently as well as in a team environment.
• Excellent communication and collaboration skills.
• Experience with testing frameworks (e.g., Jest, React Native Testing Library) is desirable.
• Knowledge of agile development methodologies.

Nice to Have

• Experience with Kotlin/Java for Android.
• Familiarity with AI/ML frameworks (Core ML, TensorFlow Lite).
• Exposure to cross‑platform frameworks like Flutter.
• Having Japanese Languages is a big plus
• Having domain of Insurance/ Banking knowledge is a big plus

Soft Skills

• Strong problem-solving skills and analytical thinking.
• Ability to work independently and collaborate in cross-functional teams.
• Good communication skills in English
• Willing to go onsite customer's office in HCMC