Henry Jang · 장효찬

Backend engineer — PHP/MySQL at work, control-plane tools and protocol implementations in TypeScript on the side.

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→ See my work at henryj-dev

Finished tools live there — desired-state control planes, an identity provider, a mail server built from scratch — each with a README, a license, and CI.

Highlights: parallax (DNS control plane) · lodestar (identity provider) · ionosphere (mail server from scratch)

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_{What's below here is the workbench — smaller scripts, one-off experiments, and forks I've sent pull requests to. The curated version of this work lives at henryj-dev.}

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