FRONTEND / MOBILE / AI-AUGMENTED

Trung Tran

React & React Native Engineer

Senior Frontend Engineer with extensive experience building and scaling cross-platform products using React, React Native, and TypeScript for web, iOS, and Android. Delivered high-quality applications serving more than 30,000 active users, with a strong focus on frontend architecture, performance optimization, reusable design systems, and long-term maintainability. Experienced in establishing shared source bases, defining engineering standards, collaborating with backend teams on API contracts, and driving scalable product development from concept to production. Combine strong product thinking with an AI-augmented engineering workflow using modern AI development tools to accelerate delivery, improve code quality, and ship complex features faster without compromising reliability, user experience, or engineering excellence.

30K+
Users
Served
87%
Retention
from 45%
50%
Faster
Builds
30%
Faster
Delivery
Experience2019 — NOW
Frontend EngineerJAN 2024 — PRESENT
Thanh Nam Education & Technology JSC (TANDAN.JSC)
  • Led frontend engineering for Codemath, Tiengtrunggioi, and Thidanhgia, serving 30,000+ users across web, iOS, and Android.
  • Architected a scalable shared frontend source base using React, React Native, TypeScript, and feature-based architecture.
  • Designed reusable component libraries, shared business modules, custom hooks, and centralized API services.
  • Defined engineering standards, project organization, and reusable development patterns.
  • Collaborated with backend teams on API contracts, authentication, and domain models.
  • Implemented React Query caching and scalable state management.
  • Optimized rendering, lazy loading, bundle splitting, and performance for peak examination traffic.
  • Led technical planning, code reviews, and architecture discussions while mentoring developers.
  • Worked with Product, Design, QA, and stakeholders to deliver reliable releases.
  • Reduced technical debt through continuous refactoring and platform improvements.
Frontend DeveloperSEP 2022 — JAN 2024
TANDAN.JSC
  • Led frontend and mobile implementation for enterprise education platforms and internal business systems.
  • Architected modular React and React Native applications using TypeScript, delivering cross-platform experiences across web, iOS, and Android.
  • Built and shipped React Native mobile apps to the App Store and Google Play, handling navigation, offline support, and platform-specific optimizations.
  • Established reusable UI libraries and shared business components across web and mobile projects.
  • Developed approval workflows, document management, reporting dashboards, and configurable business processes.
  • Collaborated with backend architects to define REST APIs, authentication, and validation strategies.
  • Introduced reusable engineering patterns that reduced technical debt across web and mobile codebases.
  • Optimized rendering performance, state management, and asynchronous data handling.
  • Participated in architecture reviews, technical planning, deployments, and code reviews.
  • Partnered with Product, Design, and QA to deliver stable production releases.
Software DeveloperJAN 2019 — JAN 2022
TANDAN.JSC
  • Developed enterprise dashboards, client portals, and React Native mobile app features using ReactJS, React Native, and ASP.NET MVC.
  • Built initial cross-platform mobile screens and reusable UI components shared across web and mobile.
  • Integrated REST APIs supporting operational workflows on both web and mobile platforms.
  • Collaborated with senior engineers throughout the software development lifecycle.
  • Implemented production features, bug fixes, and performance improvements.
  • Participated in testing, deployment, and production support.
  • Applied Git workflows, Agile methodologies, and peer code reviews.
  • Built foundational skills in frontend architecture, React Native mobile development, and cross-platform engineering.
Selected Projects
Flagship · Web + Mobile
Codemath.vn
Enterprise-scale EdTech platform serving 30,000+ learners.
  • Led frontend architecture for web and mobile applications.
  • Established a scalable shared source base with reusable modules.
  • Designed component library, custom hooks, and centralized API services.
  • Defined engineering patterns adopted across multiple releases.
  • Collaborated with backend architects on API contracts and domain models.
  • Improved onboarding and learning flows, increasing retention from 45% → 87%.
  • Optimized rendering, caching, and network performance during TIMO and HKIMO traffic peaks.
  • Reduced technical debt through continuous refactoring and platform modernization.
  • Supported continuous delivery with code reviews and cross-functional collaboration.
iOS + Android
Tiengtrunggioi.vn
Cross-platform language learning ecosystem.
  • Modernized the frontend architecture for web and mobile.
  • Built a unified React and React Native source base.
  • Migrated to React 18 + Vite, reducing build time by 50%.
  • Improved LCP 3.2s → 2.4s through rendering optimization.
  • Implemented reusable business modules and shared API services.
  • Delivered production-ready Android and iOS applications.
  • Improved maintainability with modular architecture.
  • Partnered with backend teams on reliable synchronization.
Public Web
Thidanhgia.vn
Real-time assessment and evaluation platform.
  • Led frontend implementation for configurable assessment workflows.
  • Architected reusable examination modules.
  • Built SEO-optimized landing pages supporting acquisition.
  • Streamlined registration and submission workflows.
  • Optimized rendering and API interactions.
  • Established reusable frontend infrastructure.
  • Improved maintainability through modular architecture.
  • Collaborated across Product, QA, Design, and Backend teams.