Freddy Vega
freddier
CEO and founder of Platzi, the biggest tech school in Latam.
Founder of Cristalab.
Platzi San Francisco, CA
José Valim
josevalim
Creator of @elixir-lang. Chief Adoption Officer at @dashbitco, where we build @tidewave-ai and @livebook-dev.
Kraków, Poland
Brandon Rhodes
brandon-rhodes
I’m a Python programmer and conference speaker best known for the open source astronomy libraries that I maintain as a hobbyist. Also: the logging_tree library.
Goshen, Indiana
Henrik Joreteg
HenrikJoreteg
Xchart.com co-founder.
Progressive Web App developer, author, educator, and immigrant.
Always betting on the Web.
Xchart, Inc. Spokane, WA
Sebastian Bergmann
sebastianbergmann
Sebastian Bergmann is the creator of PHPUnit. He co-founded thePHP.cc and helps PHP teams build better software.
@thePHPcc Siegburg, Germany
Moises Silva
moises-silva
OSS Telephony Enthusiast | Engineering Manager @google
Google Toronto, Canada
Alex Manarpies
alexmnps
Senior Product Engineer specialized in iOS and tvOS.
Co-founder of @Mo-bel user group.
Based in Belgium.
@jarroolabs Belgium