Petro Kolosov
DevOps Engineer at opensky Data Systems
Summary
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SeniorPetro Kolosov is a DevOps Engineer based in Poland with over eight years in IT and more than three years focused on cloud-native infrastructure and CI/CD automation. He has hands-on experience building resilient AKS deployments, automating pipelines and Terraform provisioning, and improving observability with Prometheus, Grafana and Azure Monitor. Petro consistently drives zero-downtime delivery through rolling, blue-green, and hotfix strategies while securing secrets and Terraform state for production-grade environments. He pairs a background in .NET development and testing with infrastructure-as-code and Ansible, enabling smoother developer-to-production workflows. Notably, he automated complex Azure tasks—from Cloudflare DNS and self-hosted build agent provisioning to scheduled VM cost optimizations—demonstrating both scripting depth and operational cost awareness.
9 years of coding experience
Stackoverflow
169reputation
4kreached
1answer
8questions
Github Skills (197)
ioc-container10
jetbrains-rider10
searching-algorithms10
inversion-of-control10
design-patterns10
entity-framework10
iis-server10
azure-pipelines10
computer-science10
binary-tree10
mssql-database10
dotnet10
efcore10
object-oriented-programming10
solid-principles10
Programming languages (15)
Github contributions (5)
kolosovpetro/RSAEncryptionExplained
Mar 2022 - Dec 2024
Simple explanation on the problematics and main idea behind the Rivest- Shamir-Adleman (RSA) encryption.
Contributions:3 releases, 10 PRs, 19 pushes in 2 years 9 months
encryptionrsaassymetric-encryptionassymetric-key-cryptographycryptography
kolosovpetro/kolosovpetro.github.io
Mar 2020 - Jan 2023
Personal website
Contributions:187 commits, 96 PRs, 1693 pushes in 2 years 11 months
reactnextjs
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