ENKOJA

Intro

Dongwon Lee

Full-stack engineer / Nextbeat

I work across frontend, API, and deployment for web services. Most of my recent work is in Typescript, SvelteKit, Nest.js, and AWS.

Intro

Dongwon Lee

Current
Full-stack engineer / Nextbeat
Location
Ebisu, Tokyo
Languages
Korean, Japanese, English
Stack
Typescript, SvelteKit, Nest.js, AWS

Recent work and links are below.

LinkedInGitHub

Experience

Recent work

Full-stack engineer

Nextbeat Inc.

Apr 2024 - Present

I joined Nextbeat in April 2024. After working on Hoikushibank, I moved to Omotenashi HR.

  • Moved Lambda deployments from Serverless Framework to AWS SAM and reduced deployment time by about 30%.
  • Improved Lighthouse SEO and Core Web Vitals with SSR and asset delivery changes.
  • Migrated the internal admin tool's authentication setup from Azure AD to Amazon Cognito.

Contract full-stack engineer

Bioden Corp.

Jul 2024

I built the BiodenKR site as a short contract project.

  • Built the site in SvelteKit with a content-friendly static SSR setup.
  • Shipped five-language support without duplicating layouts.
  • Deployed it on Cloudflare Pages with automated publishing.

Projects

Selected work

AWS SAM migration

Nextbeat / Omotenashi HR

Reworked Lambda deployment flows around AWS SAM and shared templates.

Deployment time dropped by about 30%.

Core Web Vitals improvements

Nextbeat / Omotenashi HR

Adjusted SSR, image delivery, and route loading in SvelteKit.

Lighthouse SEO and performance scores improved by more than 10 points.

BiodenKR launch

Bioden Corp.

Built and localized a corporate site for five languages.

The site was published on Cloudflare Pages for global delivery.

Internal admin tool auth migration

Nextbeat / internal admin tool

Moved the authentication setup from Azure AD to Amazon Cognito.

Simplified the authentication flow and operations on the AWS side.

Skills

Working stack

Application

Typescript, SvelteKit, Nest.js, Node.js, Svelte

Infrastructure

AWS Lambda, AWS SAM, Infrastructure as Code, CI/CD

Delivery

SSR tuning, Performance, Localization

Work style

Requirement discovery, Client communication, Release work

Contact

Links

If the work fits, LinkedIn is the easiest way to reach me. GitHub has recent code and project history.

LinkedInGitHub