Haruki Tanaka

TypeScript, Next.js, React, Tailwind CSS, Supabase, Cloudflare Workers, Node.js

Next.js App Router, Edge Runtime, i18n best practices, and building performant static sites with ISR.

Kaomojiya (https://www.kaomojiya.org) - a comprehensive kaomoji collection with 5000+ emoticons, one-click copy, and multi-language support.

Open source collaboration, kaomoji/emoticon projects, and frontend performance optimization discussions.