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Achievement: Pair Extraordinairex4Achievement: Pull Sharkx4Achievement: QuickdrawAchievement: YOLOAchievement: Arctic Code Vault Contributor

Achievements

Achievement: Pair Extraordinairex4Achievement: Pull Sharkx4Achievement: QuickdrawAchievement: YOLOAchievement: Arctic Code Vault Contributor

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daunJung-dev/README.md

Hi, I'm Daun 👋

Full-stack / platform engineer based in Seoul, working across backend, frontend, and infrastructure with architecture-level ownership.

Skills & focus areas

  • ⚙️ Backend: TypeScript, Node.js, GraphQL, job queues (BullMQ/Redis)
  • ⚛️ Frontend: React performance — virtualized large data tables, GPU rendering/compositing tuning
  • ☁️ Infrastructure: AWS (ECS, EKS, CloudFront/S3, IAM), MariaDB, CI/CD pipelines
  • 🔒 Security: dev environment hardening — rate limiting, auth guards, GraphQL introspection gating

Career

  • Started in embedded/kiosk development — Electron apps with serial port communication and payment terminal integration
  • Grew into a core product engineer role with architectural decision-making across a B2B SaaS product suite

Pinned Loading

  1. daunJung-Dev.github.io daunJung-Dev.github.io Public

    Daun's Dev Log

    CSS 1

  2. korean-romanizer korean-romanizer Public

    한국어를 입력하면 로마자로 변환해주는 Java 라이브러리를 Typescript로 변환하기 위해 포크하였습니다.

    TypeScript 4