Thoughts on DevOps, platform engineering, Kubernetes, and lessons learned from operating production systems.
Standing up a full CI/CD loop — a local Docker registry, Vault-backed secrets, a self-hosted GitLab Runner with SonarQube scanning, and a two-pipeline Helm deployment flow from build to cluster.
A practical primer on Terraform — installation, the init/plan/apply workflow, variable types, tainting resources, targeted destroys, and setting up AWS credentials for your first provider.
A field-tested rundown of building a monitoring stack from scratch — Prometheus and Grafana via Docker, plus exporters for MySQL, PHP-FPM, VMware, Blackbox probing, cAdvisor, Pinpoint APM, and node-level metrics.
A hands-on guide to Kong API Gateway — OSS quickstart with Docker, declarative routing via the Admin API, deploying on K3s with Helm, hiding version headers, IP blocking, and request rate limiting.
A practical field guide to K3s — installation on Linux and Windows, kubeconfig setup, Lens connectivity, force-deleting stuck namespaces, and certificate rotation when your cluster's TLS finally expires.
An introduction to HashiCorp-grade identity management with Keycloak — core concepts, architecture, and a practical guide to deploying it with Docker and Kubernetes, including persistent themes/providers and MySQL-backed production setups.
A complete production guide to deploying HashiCorp Vault with HA Raft storage, integrating External Secrets Operator, managing Redis secrets, enabling TLS, and configuring Vault Agent with GitLab CI.
Learn how to deploy and manage serverless workloads on Kubernetes using Knative — covering installation, auto-scaling, eventing, and a full NGINX deployment walkthrough.
How to configure rolling updates, PodDisruptionBudgets, and readiness probes to achieve true zero-downtime deploys in Kubernetes.