Indie Hacker & Software Engineer

Build. Ship. Repeat.

I craft tools, APIs, and apps that solve real problems. Shipping fast, iterating often, and building in public.

See what I've built GitHub (opens in new tab)

Products

Things I've shipped

Web

tknzk.app

App portfolio & showcase

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API

JPOSTCODE API

Japanese postal code lookup API

(opens in new tab)
Tool

ehproxy

Simple HTTP proxy server

(opens in new tab)

Open Source

Libraries & contributions

SAML IdP Metadata Parser (opens in new tab)

About

Connect & follow

Software engineer who loves building useful things. From APIs to apps, I enjoy the full cycle of shipping products.

GitHub (opens in new tab) X (opens in new tab) Talks (opens in new tab) Blog (opens in new tab)
info@tknzk.com