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Julian Johannes Umbhau Jensen

DevOps Engineer — FinOps &DevSecOps

I help engineering teams cut cloud waste and ship securely, without slowing anyone down.

01.About

Senior DevOps Engineer with a background in political science and data science, now focused on FinOps and DevSecOps across Azure, GCP, hybrid on-prem, and bare-metal/VPS environments.

  • Background: political science, then three years in data science, then five in DevOps
  • Spent much time embedded with development teams, building and maintaining CI/CD pipelines
  • Focus: FinOps and DevSecOps
  • Taught R programming and general coding fundamentals on a voluntary basis

FinOps

  • Cost allocation & tagging
  • Azure Cost Management
  • GCP Billing / Cost Management
  • Infracost
  • Budget alerts & forecasting
  • Rightsizing

DevSecOps

  • IaC scanning (tfsec / Checkov)
  • Container scanning (Trivy)
  • SAST / DAST
  • Policy-as-code (OPA / Gatekeeper)
  • Secrets management
  • CIS benchmarks

Core DevOps

  • CI/CD
  • Terraform
  • Kubernetes
  • Server management (Hetzner / bare-metal)
  • Observability (Prometheus / Grafana)
  • LLM / RAG infrastructure

02.Projects

A few case studies — anonymized, structure kept close to the real work: the problem, the approach, and the measurable outcome.

03.Side Projects

Built in my spare time, sites are live and in use. Comments or requests are much appreciated.

04.Contact

Always ready for projects on the side. Open to discussing:

  • Cloud cost management
  • Pipeline security
  • Infrastructure architecture
  • General DevOps / CI-CD consulting

julian@umbhau.dkTelegram: @JulianUmbhau