Build along.
Step-by-step guides. Pick a difficulty, follow the steps, ship something real.
Kubernetes Pod Lifecycle for SREs
A junior SRE's mental model for the pod lifecycle — Pending, ContainerCreating, Running, CrashLoopBackOff — with the diagnostic commands that turn 3-hour incidents into 30-second fixes.
intermediatekubernetesdevops
Interactive content showcase
Every renderer component on one page — reference for authoring new tutorials.
intermediatemetadevops
A Hybrid-Search Recipe With pgvector + pg_trgm
Stop spinning up a separate vector DB. Here's the Postgres-native retrieval pattern I use for every RAG surface.
intermediatepostgrespgvector
GitHub Actions → GitLab CI Migration: The Survival Guide
Porting a 12-repo pipeline estate from Actions to GitLab CI without a production incident.
intermediatecigithub-actions
An Observability Stack From Scratch — Prometheus, Grafana, Loki, Tempo
One Helm file per component, one Grafana datasource per signal, one correlated trace view at the end.
intermediateobservabilityprometheus
Spin Up a Production-Ready Kubernetes Cluster With Terraform
A 40-minute walkthrough: Terraform module, EKS or AKS, Argo bootstrap, and a working ingress by the end.
intermediatekubernetesterraform