Frontend Engineer | Seoul, South Korea
Frontend Engineer with experience building production-grade Vue.js, Next.js and SpringBoot applications focused on performance, scalability, and maintainability. I am a developer who understands both engineering and business, having 2 years of experience in IT and 6+ years of experience in marketing/business, primarily worked in fintech startups in S.Korea.
- ForEx Platform — A Foreign Exchange Platform for Shinhan Bank (Vue.js, Spring-Boot, Maven)
- Options Hub — a Mobile Trading App for Options (JavaScript, Java, Spring-Boot)
Frontend: Vue.js, React, Next.js, TypeScript, JavaScript (ES6+), HTML, React Native
Styling: CSS, Tailwind CSS, SCSS, MUI, Styled Components
Data & APIs: REST API, React Query, TanStack Query, Redux Toolkit
Backend: Node.js, Express.js, MongoDB, Firebase, SpringBoot, Prisma
Tools & DevOps: Git, CI/CD, Vercel, Docker, Vite, WebStorm, Android Stuido, XCode
I build high-performance, accessible frontend features using Vue, React and TypeScript, with a strong focus on real-world impact.
In commercial projects, I’ve boosted network performance by ~30% by streamlining API handling and data-fetching logic, reduced code duplication by 25% through the delivery of a standardized, production-ready design system, and delivered modular, maintainable UI systems.
I work closely with designers, product managers, and backend engineers to ship reliable, user-focused interfaces.
- Deepening expertise in React and Next.js performance patterns
- Refining scalable component architectures
- Improving accessibility and UX consistency across projects