Insights on DevOps, backend architectures, cloud automation and modern web.
Learn how to define SLIs, set SLO targets, and manage error budgets so your team can ship fast without breaking reliability. Includes Prometheus queries, burn-rate alerting, and a Python budget calculator.
Learn how to secure Terraform: keep secrets out of state files, mark variables and outputs sensitive, inject credentials with HashiCorp Vault, encrypt state at rest, and apply least-privilege IAM to service accounts.
Secure your software supply chain with Sigstore and cosign: sign container images keylessly, attach in-toto provenance attestations, and build a GitHub Actions pipeline that meets SLSA Level 3 requirements.
Master Kubernetes autoscaling with the Horizontal Pod Autoscaler, Vertical Pod Autoscaler, and Cluster Autoscaler. Learn to scale pods, resources, and nodes automatically based on real demand.
Learn how to shrink Docker images from gigabytes to megabytes with multi-stage builds, BuildKit cache mounts, and distroless runtimes - the foundation for fast, secure Kubernetes deployments.
Turn your Django models into a production-ready REST API. Learn serializers, viewsets, routers, token authentication, and permissions - then test every endpoint with curl.