Hello 🙋🏻‍♂️ , I'm J Young

A Frontend Engineer based in Seoul, South Korea

Currently building B2B SaaS platforms with React and Next.js. Passionate about reliable software through testing, architecture design, and creating great developer experiences. Deeply interested in AI and its applications in software development.

Tech Stacks

• TypeScript

• React/RN

• Next

• React-Query

• Recoil

• TailwindCSS

• Styled-components

Experience

1. 🚀Jul. 2021 — Present

   IVAS B2B Platform Frontend

   Building Yarn Berry monorepo architecture serving 15+ enterprise clients. Designed SSO integration, React Query caching strategies, and Jest/Playwright testing infrastructure.

2. 🎓Feb. 2023

   Graduated from university

   Earned a bachelor's degree.

3. ⚡2021 — 2023

   Labrador OSS Frontend Modernization

   Migrated React 15 → 18 and CRA → Vite. Achieved 66% faster initial load and 200% faster builds.

4. 🦮Jul. 2021

   Joined LABRADOR LABS as Frontend Engineer

   Started building secure software solutions, creating web applications with React.js and Next.js.

Contact me

If you have any questions, please do not hesitate to leave an e-mail.