Josef Strzibny
Ruby Developer Advocate
Czechia
Summary
👤
Senior🎓
Top SchoolJosef Strzibny is a Ruby Developer Advocate with 13 years of hands-on experience building web platforms, APIs, and developer tooling across Ruby, Elixir, and DevOps stacks. A self-taught programmer who shipped his first commercial PHP apps in high school, he later earned Bachelor's and Master's degrees from Masaryk University and spent over three years at Red Hat packaging Ruby and Rails for Fedora. He has led engineering as CTO at Cloudaper, helped build an Elixir/Phoenix backend from scratch for a logistics startup, and most recently drove major efforts like a Rails 7 upgrade and cross-product authentication at Phrase. Now at SerpApi he focuses on developer adoption, combining platform empathy with strong delivery skills. He’s also the author of two technical books (Deployment from Scratch and Kamal Handbook) and maintains long-lived projects—some of his earliest web apps are still running after a decade—highlighting a practical, production-first mindset.
13 years of coding experience
12 years of employment as a software developer
Bachelor’s Degree, Bachelor’s Degree at Mendel Grammar SchoolMaster's Degree, Service Science, Management and Engineering, A, Master's Degree, Service Science, Management and Engineering, A at Masaryk University Brno, Faculty of Informatics
Czech, English, German
Stackoverflow
31reputation
3kreached
2answers
0questions
Github Skills (200)
automation10
command-line-tool10
html10
vagrant10
portal10
invoice10
otp10
fog10
ruby10
activerecord10
docker-compose10
virtualization10
prawn10
vagrant-plugin10
xen10
Programming languages (15)
Github contributions (5)
projectatomic/adb-vagrant-registration
Jan 2015 - Jan 2016
A plugin to add "register" and "unregister" capabilities to Vagrant guests.
Contributions:4 releases, 26 commits, 22 PRs in 1 year
vagrantguestscapabilitiesregistervagrantfile
wmlele/devise-otp
Sep 2016 - May 2022
Two Factors authentication for Devise using Time Based OTP/rfc6238 tokens.
Contributions:3 releases, 10 reviews, 44 commits in 5 years 8 months
tokensrfc6238authenticationtime-basedtime-based-otp
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