Yan Pritzker
skwp
Co-founder swan.com @swan-bitcoin, author inventingbitcoin.com, Former CTO @reverbdotcom. Contact at https://twitter.com/skwp
SwanBitcoin.com Chicago
Anatoli Makarevich
makaroni4
@sqlhabit Berlin
Mike Perham
mperham
Author and maintainer of Sidekiq, the background job framework for Ruby, and Faktory, background jobs for all languages.
Contributed Systems Portland, OR
Yusuke Endoh
mame
World No.1 IOCCC player. http://www.ioccc.org/winners.html#Yusuke_Endoh
@heyinc Japan
Richard Schneeman
schneems
Ruby core contributor. Learn how to contribute to open source with my app CodeTriage (free) and my book How to Open Source (paid), links below 👇🏻
@schneems Austin, Tx
Reg Braithwaite
raganwald
formerly @PagerDuty, @github, @unspace, devtopia, kl group/sitraka, codestorm, publishing revenue partners. javascript allongé, what i learned from failure, &c.
Ajax, Ontario, Canada
Jeremy Walker
iHiD
Co-founder at @exercism and @KaidoGroupLtd. I build businesses and not-for-profits that make the world a little bit better. Open Source enthusiast.
@Exercism Birmingham, England
Matt Wynne
mattwynne
Co-lead for the @cucumber project, together with @aslakhellesoy.
@cucumber Nelson, BC