D. AguirrePlatform blueprint

Notes.

Field notes on DevSecOps, cloud platforms, Kubernetes, and the tools I use day to day.

Notes6
0110 min read

Ephemeral GitHub Actions runners on AKS with Actions Runner Controller

How to set up elastic, ephemeral self-hosted runners on Azure Kubernetes Service using ARC — including KEDA autoscaling and common pitfalls around pip storage exhaustion.

GitHub ActionsAKSKubernetesARC
Coming soon
028 min read

Embedding security into CI/CD pipelines with GitHub Actions

A practical guide to adding container scanning, secret detection, and IaC linting to your GitHub Actions workflows without slowing down developers.

DevSecOpsGitHub ActionsTrivyGitleaks
Coming soon
039 min read

Rolling out GitHub Copilot at enterprise scale: lessons learned

What actually works when deploying Copilot to hundreds of developers — licensing governance, prompt guidelines, productivity metrics, and how to handle the skeptics.

GitHub CopilotGitHub EnterpriseDevEx
Coming soon
0412 min read

How I became a Kubestronaut: passing all 5 CNCF Kubernetes exams

My study strategy, timeline, and tips for passing KCNA, KCSA, CKA, CKAD, and CKS back to back — including what almost tripped me up on each one.

KubernetesCNCFCertificationsCareer
Coming soon
0511 min read

Azure governance at scale with Terraform and Azure Policy

Structuring Management Groups, RBAC, and Policy definitions as Terraform modules to enforce org-wide guardrails without creating toil for engineering teams.

TerraformAzureAzure PolicyIaC
Coming soon
067 min read

API contract testing in CI with Microcks and GitHub Actions

An introduction to Microcks as a CNCF-backed approach to API mocking and contract testing, with a walkthrough of integrating it into a GitHub Actions pipeline.

MicrocksAPI TestingCNCFGitHub Actions
Coming soon