Henrik Jõesalu
Site Reliability EngineerTallinn, Estonia
Saturday, April 4, 2026 21:12:09 GMT
Skills
Stack
Kubernetes- ArgoCD / FluxCD: GitOps
Grafana Stack
AWS
Terraform
GitHub / GitLab- Claude Code
Certifications
Education
Bachelor Studies in IT-Systems Administrating
University of Taltech
Experience
Site Reliability Engineer
CyberCube • Jan 2025 - Present
- Collaborate with developers, QA and project managers throughout release cycles. Build and maintain CI/CD.
- Plan and drive infrastructure initiatives across multi-timezone US-Estonia SRE team, such as Karpenter, Cilium, FluxCD, Grafana Stack
- Maintain internal Terraform modules & core-infra on AWS.
- Constantly enhance observability
Junior DevOps Engineer
Delfi Media • Jul 2023 - Sep 2024
- Designed Grafana dashboards and alerting rules. Maintained Loki, Mimir, Prometheus and OpenTelemetry operator
- AWS costs optimization by leveraging Kubecost, S3, CloudWatch, EC2, and Config.
- Hardening Kubernetes Gitlab runners
- Managed GitLab CI/CD projects using Terraform.
- Maintained and deployed Kubernetes services using Helm umbrella charts and ArgoCD app-of-apps pattern.
Projects
Some personal projects I have found useful besides issues done on work environment.
Random
Reads
Useful recommended reads.
- Practice of System and Network Administration, The: DevOps and other Best Practices for Enterprise IT, Volume 1
Thomas Limoncelli & Christina Hogan
- Imagine Heaven: Near-Death Experiences, God's Promises, and the Exhilarating Future That Awaits You
John Burke
- How Google Runs Production Systems
Google
- Atomic Habits
James Clear
- Man's Search for Meaning
Viktor E. Frankl
- Unoffendable: How Just One Change Can Make All of Life Better
Brant Hansen