Senior Mobile Engineer (React Native)

Company Description

KMS Technology was established in 2009 as a U.S.-based software services company. With development centers in Vietnam and Mexico, we have been trusted globally for the superlative quality of our software consulting & development services, technology solutions, and engineers' expertise. We pride ourselves on creating brilliant solutions for our clients by leveraging deep expertise, advanced technologies, and delivery excellence for a shared success where everyone can reach their fullest potential. With three Business Lines:

• KMS Software: Leverage software domain expertise to help clients make better business decisions in technology platforms, increase speed-to-market, and gain critical development support through innovative technology solutions.
• KMS Solutions: Empower BFSI businesses to embrace the digital finance revolution and expedite clients’ journey towards complete digitalization, technology consulting, data analytics, software development, and software quality.
• KMS Healthcare: Build transformative next-gen technologies to solve healthcare’s most challenging problems, providing innovative tools and expertise to providers, payers, life sciences, and medical technology vendors.

Job Description

Your key responsibilities:

• Develop, and maintain high-quality React Native applications using clean code.
• Diagnose and repair bugs and performance bottlenecks for native-like performance.
• Reach out to the open source community to encourage and assist in implementing mission-critical software fixes—React Native moves quickly and frequently breaks things.
• Collaborate with cross-functional teams to define, design, and ship new features.
• Debug, troubleshoot, and resolve complex technical issues.
• Ensure application performance, scalability, and security standards are met.
• Communicate with US clients for requirement clarification and technical discussions.
• Perform other tasks assigned by the Line Manager.

Qualifications

General requirements:

• At least an intermediate skill level of English.
• 4+ years of experience in mobile application development.
• Strong problem-solving skills and the ability to obtain deep knowledge of project technologies.
• Experience mentoring junior developers.

Technical requirements:

• 4+ years of professional experience with React Native development
• Strong expertise in JavaScript/TypeScript and React/React Native patterns
• Proven experience building and deploying production-grade mobile applications to both iOS and Android app stores
• Experience integrating and customizing video streaming solutions in React Native
• Strong understanding of state management solutions (Redux, Context API, MobX, etc.)
• Experience with native module integration and bridging when required
• Knowledge of performance optimization techniques for React Native
• Experience with authentication flows and subscription management
• Proficiency with RESTful APIs and GraphQL
• Experience with CI/CD pipelines for mobile app deployment
• Understanding of app security best practices

Nice to have:

• Experience with video player customization and DRM implementation
• Knowledge of analytics implementation (Google Analytics, Segment)
• Experience with feature flagging systems (Launch Darkly)
• Familiarity with push notification services
• Experience building shared codebases for web and mobile
• Experience with A/B testing implementation
• Knowledge of subscription management across different platforms
• Experience with offline-first approaches and caching strategies
• Familiarity with live-streaming technologies
• Previous work on media/streaming applications
• Experience with WebRTC or similar technologies

Additional Information

Perks You'll Enjoy 

• Working in one of the Best Places to Work in Vietnam
• Building large-scale & global software products
• Working & growing with Passionate & Talented Team
• Diverse careers opportunities with Software Services, Software Product Development, IT Solutions & Consulting
• Attractive Salary and Benefits
• Two performance appraisals every year and performance bonus
• Onsite opportunities: short-term and long-term assignments in North American (U.S, Canada), Europe, Asia.
• Flexible working time
• Various training on hot-trend technologies, best practices and soft skills
• Premium healthcare insurance for you and your loved ones
• Company trip, big annual year-end party every year, team building, etc.
• Fitness & sport activities: football, tennis, table-tennis, badminton, yoga, swimming…
• Joining community development activities: 1% Pledge, charity every quarter, blood donation, public seminars, career orientation talks,…
• Free in-house entertainment facilities (foosball, ping pong, gym…), coffee, and snack (instant noodles, cookies, candies…)

And much more, join us and let yourself explore other fantastic things!