Ari Gerus
System Administrator Pro Bono
Warsaw, Masovian Voivodeship, Poland
Summary
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RockstarAri Gerus is a seasoned infrastructure and systems engineer with 20 years of experience building and maintaining reliable production environments across Europe. Based in Warsaw, he blends long-term volunteer stewardship as System Administrator at Warsaw Hackerspace with hands-on commercial roles from Linux systems administration to senior SRE work at companies including Samba TV, Exoscale, and Akamai. He specializes in DevOps, systems and network engineering, and site reliability practices that keep large-scale services performant and maintainable. Ari’s career shows a pattern of helping organizations evolve their operational maturity rapidly—often in short, impactful engagements—and he’s comfortable moving between on-call incident response and longer-term architecture. His pro bono commitment to the local hacker community underscores a pragmatic, community-oriented approach to tooling and automation. Colleagues describe him as a dependable engineer who translates complex infrastructure challenges into reproducible, operational solutions.
20 years of coding experience
15 years of employment as a software developer
Polish, English
Github Skills (109)
test-kitchen10
nix10
nixos10
linux10
indieweb10
functional-programming10
corosync9
irc-bot9
thunderbird9
puppet9
multicore9
mastodon9
python9
freebsd9
sasl9
Programming languages (10)
Github contributions (5)
arachnist/nibylandia.is-a.cat
Jan 2022 - Jul 2022
Contributions:32 commits, 28 pushes in 5 months
arachnist/nixpkgs
Sep 2022 - Mar 2025
Nix Packages collection
Contributions:133 pushes, 18 branches in 2 years 6 months
nixosnix-packages
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