DevOps & Platform

Linux, containers, IaC and the pipelines that get code to production safely.

1. Step 01

   Linux & networking

   Processes, permissions, systemd, shell scripting, DNS, TLS, HTTP and how packets actually get there.

   LinuxBashNetworking

2. Step 02

   Version control & CI

   Git branching strategies, trunk-based development, pipeline design and caching build steps.

   GitGitHub Actions

3. Step 03

   Containers

   Images, layers, multi-stage builds, Compose and registry hygiene.

   DockerCompose

4. Step 04

   Orchestration

   Kubernetes objects, probes, resource limits, config and secrets, Helm charts.

   KubernetesHelm

5. Step 05

   Infrastructure as code

   Terraform modules, state management, plan review and drift detection.

   TerraformCloud

6. Step 06

   Observability

   Metrics, dashboards, log aggregation, distributed tracing and useful alerting.

   PrometheusGrafana

7. Step 07

   Reliability & security

   Incident response, postmortems, backups and restores, least-privilege IAM, supply-chain scanning.

   IAMSRE