Tram Gym

Senior React Native Developer with extensive experience building, launching, and maintaining cross-platform mobile applications for iOS and Android. Strong expertise in JavaScript, TypeScript, React Native, and ReactJS, with hands-on experience integrating native functionality using Java and Swift. Also experienced with backend development using Node.js, Express, and MySQL.

Experienced in application architecture, real-time data, performance optimization, CI/CD and store releases, production troubleshooting, mentoring, and cross-functional delivery. Comfortable contributing across mobile, web, and backend when needed.

Senior React Native Developer at SpLabs (2021-06 – Present)

• Coincraze: Future Trading Bot
• Coincraze Trading Bot - automate trading with intelligent analysis and real-time execution.
• Tech: React Native, ReactJS, JavaScript, TypeScript, Node.js, WebSockets
• Developed and maintained mobile application features for an automated futures trading product.
• Implemented UI and integrated APIs / real-time data flows required by trading-related features.
• Collaborated with backend and product teams to troubleshoot issues and support feature delivery.
• Backend support: Supported small bug fixes in Node.js backend services.
• Web app support: Supported bug fixing and UI implementation for ReactJS web applications.
• Nikkeineko | Korea
• Social platform focused on economic news, cryptocurrency, blockchain, and Japanese culture/lifestyle.
• Tech: React Native, ReactJS, JavaScript, TypeScript, CodePush, Firebase FCM, WebSockets
• Owned mobile development from requirement analysis and initial architecture through production delivery.
• Collaborated with backend, UI/UX, and QA teams to deliver reliable cross-platform features.
• Managed CI/CD and production releases to Apple App Store and Google Play.
• Maintained application stability, optimized performance, and resolved complex production issues.
• Sprint App | Korea
• WEB3 fitness and health tracking application with NFT Move-To-Earn and social networking features.
• Tech: React Native, ReactJS, JavaScript, TypeScript, CodePush
• Led the mobile development lifecycle from requirement analysis to release and maintenance.
• Mentored junior developers and supported task coordination.
• Worked with backend and design teams to integrate WEB3/NFT-related functionality.
• Handled store deployment, performance tuning, maintenance, and issue resolution.
• Dikex | Korea
• Cryptocurrency exchange mobile platform with real-time trading data.
• Developed production mobile features with emphasis on real-time crypto market data.
• Integrated and maintained secure WebSocket communication with backend services.
• Published and maintained the application on App Store and Google Play.
• Provided continuous technical support and production issue resolution.

Senior React Native Developer at FTVLabs (2019-11 – 2021-06)

• Kegmil | Singapore
• Cloud-based SaaS platform for streamlining and automating the service lifecycle for mission-critical facilities and assets.
• Tech: React Native, ReactJS, JavaScript, TypeScript, CodePush, Firebase FCM, WebSockets
• Worked across mobile and web products to implement and scale new features.
• Collaborated closely with backend, design, and QA teams throughout delivery.
• Performed code reviews, bug fixing, and reliability maintenance for production environments.

React Native Developer at Fetch Technology (2018-09 – 2019-11)

• Eatsy | Singapore
• Online food ordering and restaurant reservation application designed to reduce queuing.
• Tech: React Native, ReactJS, JavaScript, TypeScript, CodePush, Firebase FCM, SignalR
• Developed and enhanced features for the consumer mobile application and admin web dashboard.
• Integrated SignalR for real-time order updates and notifications.
• Worked with cross-functional teams on product delivery, maintenance, and issue resolution.

React Native Developer at Saigon Technology Solutions (2016-11 – 2018-09)

• YPO | United States
• Digital engagement platform connecting YPO members, partners, and support teams.
• Tech: React Native, ReactJS, JavaScript, TypeScript
• Translated UI/UX designs into responsive, production-ready mobile features.
• Integrated backend APIs and resolved application issues in collaboration with backend developers.
• Hetoroca | United States
• Location-based real estate social networking platform.
• Developed user-facing React Native and ReactJS features for a real-world product.
• Maintained application functionality and resolved issues with guidance from senior engineers.

Bachelor's Degree in Software Engineering – University of Information Technology (UIT) (2012 – 2017)