Interface Engineer. https://fatihkalifa.com. Medium is used to write for publication only. Currently: Traveloka Engineering

Engineering Manager, Ads Optimization and Modeling @ Reddit, ex-Google

User Experience Designer. Creator. Curious. Reader. Optimist. Father of Miguel and Bernardo.

VP of Engineering, Tendermint Core. (Previously: @Chain, @Medium.)

Creative engineers and data scientists building a world where you can belong anywhere. http://airbnb.io

Founder of fluttercrashcourse.com. 20 yrs writing software.

Roy Derks is a serial startup CTO, developer, author and conference speaker from Amsterdam. Currently leading the engineering teams at Vandebron.