Sign up
Sign in
Developer
SMART EDUCATION, Ltd. CTO, #ruby #programmer #tokyo #cto #startup
Spreading Knowledge
AWS/k8s/Go/Rails/emacs
インターネットデブリ
漫画とオープンソースを愛するプログラマ In English, @koshianx will tweet.
Go/perl hacker; author of peco; works @ Mercari; ex-mastermind of builderscon; Proud father of three boys;
Help
Status
About
Careers
Press
Blog
Privacy
Terms
Text to speech
Teams