こんな内容で出しました。
Involvement in Ruby development ecosystem.
I became Ruby committer in Feb 2013. but I never write C code. but I can say 'I make Ruby'. I have all of permission in ruby-lang.org. I'll describe and introduce my work between Feb and Jun in ruby-lang.org.
Ruby development ecosystem contains a lot of things such as documentation, web resources, server administration. Development of Ruby is not only write C code.
If you interested in Ruby development ecosystem and to join ruby core team, I strongly recommend this talk.
I'll introduce following ruby-lang.org resources.
I'll describe these details and how to contribute to Ruby. Ruby core team waiting for you.