Ondrej Sika
Chief Executive Officer at Ondrej Sika
Prague, Prague, Czechia
Summary
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RockstarOndrej Sika is a pragmatic software, DevOps and SRE leader with 12 years of hands-on experience delivering resilient infrastructure, consultancy and training from Prague. As CEO of SikaLabs and a long-running independent DevOps architect, he blends executive leadership with daily technical practice—designing systems, teaching teams, and consulting on cloud-native operations. His background includes engineering work at Braiins/Slush Pool, giving him deep familiarity with high-availability, throughput-sensitive systems. Comfortable negotiating paid engagements ($1k+ MD rate), he pairs commercial acumen with a lecturer’s knack for translating complex operations into actionable learning. Known for juggling architecture, tooling and mentoring, he often turns operational pain points into repeatable training and automation.
12 years of coding experience
5 years of employment as a software developer
Stackoverflow
1,735reputation
70kreached
14answers
1question
Github Skills (200)
proxy10
backup-database10
cryptocurrency10
k8s10
browser10
firefox10
jsonnet10
winget10
pooling10
uptime10
openid-connect10
prometheus10
mdt10
dokku10
pki10
Programming languages (19)
Github contributions (5)
ondrejsika/golang-examples
Aug 2021 - Nov 2024
Contributions:79 pushes, 1 branch in 3 years 3 months
sikalabs/charts
Aug 2019 - Mar 2025
Contributions:6 reviews, 11 PRs, 167 pushes in 5 years 8 months
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