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Kyohei Hamaguchi / @tnzk
My LinkedIn profile for English speakers
Twitter:
@tnzk
/
@hmgchk
Current works
Hyde
(Privacy Tech & Blockchain)
Co-Founder and VP Engineering
since Dec. 2021
5th Floor, Inc.
(which operates
a developer-friendly video chat API called Kommu
)
Founder
since Feb. 2015
UPDATED, Inc.
(Oprationg and auditing a coding bootcamp in Japan)
Director and CTO
since Nov. 2019
Other:
MAGIA, Inc.
(since 2014),
ZUMEN, Inc.
(since Jul. 2019)
Past works
Finplanet, Inc.
Jun. to Sept. 2018
Synclogue, Inc.(currently SYG, Inc.)
(SaaS for app virtualization) Cofounder and CTO 2012-2014
Other
Registered Information Security Specialist
Japan CTOs Association
peronal member
FUKIDASS
member
Mastodon Official Gold sponsor
GitHub / @tnzk
Zenn / @tnzk
dev.to / @tnzk
Qiita / @tnzk
Mastodon server "ichiji.social" admin (
tnzk@ichiji.social
)
University of Tsukuba (2009-2013)
Toba National College of Maritime Technology (2006-2008)
Dad of a 6yo
An enthusiastic practitioner of arts of katana sword
Talk
Svelte Summit 2021 Fall "Building a custom elements library for videochat with Svelte's Web Components support"
Svelte Summit 2022 Spring "Svelte Native in Production"
Articles
2021-12-25
"Svelte の Web Components サポートを使ってビデオ通話ライブラリのSDKを開発した話"
2021-08-09
Jest-gauge, a Jest extension to write acceptance tests in natural languages like Gauge
2021-07-11
Svelte for Web Components development - Pitfalls and workarounds
2021-06-10
Install Puppeteer on MacBook Pro with Apple Silicon / M1
2021-05-04
TDD, BDD, ATDD and Agile timeline
2020-05-31
Trying openapi2aspida to auto-generate Type Definition for a Web API
2020-05-14
Making Web APIs Type-safe with Aspida