Aleksei Sizov
Summary
Alex Sizov is a Senior DevOps Engineer with 7 years of hands-on experience building and operating GNU/Linux-first, cloud-native infrastructure across Kubernetes, OpenStack and AWS. He has architected and automated EKS and multi-cloud Cluster API solutions, written Kubernetes operators/controllers and Rust automation modules, and driven observability and security improvements using Prometheus/Grafana/Loki, Jaeger and Vault. Comfortable across the full development lifecycle, he has moved teams from Docker Swarm and Jenkins to GitOps pipelines (Argo CD, GitLab CI) and Nix-based CI/CD for reproducible builds. Based in Cancún, he mentors engineers and bridges support and product teams to turn customer issues into lasting platform improvements. A curious technologist, he’s recently focused on functional package management (Nix/Guix) and functional programming, bringing research-minded rigor to infrastructure design.
7 years of coding experience
Github Skills (51)
ssl10
openid-connect10
authentication10
cloud-infrastructure10
oauth2-proxy10
ghcjs10
reverse-proxy9
continuous-delivery9
docker9
devops9
identity-provider9
haskell9
k8s9
azure9
logging9
Programming languages (5)
Github contributions (5)
k0rdent/olddocs
Sep 2024 - Jan 2025
Contributions:31 reviews, 20 PRs, 8 pushes in 3 months
Mirantis/helm-charts
Sep 2024 - May 2026
Contributions:11 reviews, 5 PRs, 20 pushes in 1 year 8 months
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