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Frontend Engineer · Ho Chi Minh CityScroll

Frontend Engineer

5+ years building web interfaces for real products, from ticketing systems load-tested at 10,000+ concurrent users to cross-platform e-commerce. I focus on performance and motion.

See the work↓Download CVPDF
Role
Frontend Engineer
Experience
5+ years
Currently
Nexpando
Focus
Next.js / React / TS
Born
2000
10,000+CCU load-tested
99.99%Uptime
98+Lighthouse
<50msAPI response

Selected work(03)

Three shipped projects, with measured results.

01 / 03Keep scrolling →
012022Large-scale platform

Enterprise Ticketing Platform

Tickets for football, concerts and marathons on one multi-tenant platform, with a separate theme per organizer.

  • 99.99% uptime
  • API responses under 50ms
Next.js / Bootstrap / i18n / Multi-tenant
10,000+concurrent users
022025 — nowRealtime app

Realtime Concert Seating

An interactive seat map that updates instantly. A Redis queue holds seats fairly when traffic spikes.

  • Zero double-booked seats
  • GPU-friendly Canvas seat map
Astro / React / Redis / Queue API
98+Lighthouse score
032023 — nowE-commerce

Cross-platform E-commerce

Cart, promotions and orders stay in sync across web and mobile, built on one shared component library.

  • 100% cart sync
  • TypeScript + Tailwind token system
Next.js / TypeScript / Tailwind / TanStack Query / Zustand
+45%faster feature delivery

Journey(2018—)

From college to an enterprise platform.

I've worked in frontend since 2020: a year of freelance, then Nexpando since 2021. I like interface problems that have to handle heavy load and still feel smooth.

2018 — 2020Education

IT Student

Thu Duc College of Technology

Graduated in Information Technology.

2020 — 2021Work

Frontend Developer

Freelance

Landing pages and online stores for fashion and event clients.

2021 — nowWork

Frontend Engineer

Nexpando

Leading frontend architecture for a multi-module enterprise platform.

Stack(10)

Tools I use every day, with years of experience.

Next.jsFrameworkExpert4 yrsApp Router, SSR/SSG, Server Components, Multi-tenant
ReactLibraryExpert5 yrsHooks, Context, State Management, Component Systems
TypeScriptLanguageAdvanced4 yrsStrict typing, Generics, Utility Types
Tailwind CSSStylingExpert4 yrsCustom tokens, Responsive layouts, Themes
AstroFrameworkAdvanced2 yrsIslands architecture, Content Collections
JavaScriptLanguageExpert5 yrsAsync, Closures, DOM, Web APIs
CSS3 / SCSSStylingExpert5 yrsGrid, Flexbox, Custom Properties, Animation
FigmaDesignIntermediate3 yrsPrototyping, Auto-Layout, Token extraction
Git / GitHubToolsAdvanced5 yrsBranching strategy, PR reviews
k6 Load TestTestingAdvanced2 yrsStress testing, Concurrency benchmarks

Let's buildthe nextone.

Open to freelance projects and full-time roles.

khoinguyenvk9@gmail.com
Phone0372 065 064GitHub ↗khoinguyenvk9LinkedIn ↗khoinguyenvk9CV ↗PDF