16-Part Main Series
All Articles in This Series
From DevOps foundations and containerization through GitOps, CI/CD pipelines, and platform engineering — the complete professional pathway.
Part 1
Evolution of DevOps
From sysadmin era to platform engineering — the historical progression, mental models, and why modern DevOps is evolving into platform product engineering.
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Part 2
Containerization with Docker
Dockerfiles, image building, container deployment, registries, authentication tokens, and container best practices for production.
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Part 3
Kubernetes Fundamentals
Local clusters, kubectl, deployments, services, ingress controllers, and exposing applications — Kubernetes from zero to running workloads.
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Part 4
Helm & Package Management
Helm installation, chart creation, template functions, values files, and deploying reproducible Kubernetes applications.
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Part 5
GitOps Foundations & Architecture
Git as source of truth, declarative infrastructure, pull-based reconciliation, drift detection, and the GitOps workflow architecture.
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Part 6
Argo CD & GitOps Deployment
ArgoCD installation, GitHub integration, application sync, drift detection, RBAC, progressive delivery, and multi-cluster deployment.
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Part 7
Continuous Integration with GitHub Actions
GitHub Actions workflows, triggers, secrets management, dynamic Docker tagging, commit hashes, and building robust CI pipelines.
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Part 8
Continuous Deployment & Advanced GitOps
Self-hosted runners, ArgoCD CLI/API integration, programmatic sync, YAML manipulation, multi-job workflows, and end-to-end CI/CD.
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Part 9
Platform Engineering Foundations
Platform as a product, internal developer platforms, developer productivity, standardization, golden paths, and the platform engineering paradigm.
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Part 10
Internal Developer Platforms & Self-Service
IDP architecture, self-service infrastructure, service catalogs, automated provisioning, platform APIs, and abstraction layers.
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Part 11
Progressive Delivery & Feature Flags
Canary deployments, blue-green releases, A/B testing, feature flags with LaunchDarkly/Flagsmith, and progressive delivery with Flagger and Argo Rollouts.
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Part 12
GitOps at Scale
Monorepo vs polyrepo strategies, multi-environment promotion, multi-cluster fleet management, Kustomize overlays, and ApplicationSets.
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Part 13
DevSecOps Foundations
Shift-left security, SAST/DAST/SCA scanning, SBOM generation, supply chain security with Sigstore/cosign, and policy-as-code with OPA/Kyverno.
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Part 14
FinOps & Cloud Economics
Cloud cost management, FinOps Framework, Kubecost, resource right-sizing, spot instances, reserved capacity, and showback/chargeback models.
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Part 15
AIOps & Intelligent Automation
ML-driven anomaly detection, predictive scaling, automated incident response, LLM-powered runbooks, and intelligent observability platforms.
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Part 16
Enterprise Platform Architecture
Multi-tenancy models, fleet management, platform governance, SRE practices, global traffic routing, and enterprise-grade platform architecture patterns.
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6 Tool Deep Dives
Tool Deep Dives
Focused reference guides for the essential tools in the modern DevOps and platform engineering ecosystem — from GitOps controllers to developer portals.
GitOps
Argo CD
Complete reference for Argo CD — installation, application management, sync policies, RBAC, multi-cluster, and production hardening.
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Platform
Backstage
Complete reference for Backstage — deployment, software catalog, TechDocs, software templates, plugins, and production Kubernetes deployment.
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GitOps
Flux CD
Complete reference for Flux CD — GitRepository sources, Kustomization controllers, HelmRelease CRDs, multi-tenancy, and progressive delivery with Flagger.
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Infrastructure
Crossplane
Complete reference for Crossplane — Providers, Managed Resources, Compositions, Claims, and building platform APIs for cloud infrastructure.
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Networking
Istio Service Mesh
Complete reference for Istio — architecture, sidecar and ambient modes, traffic management, mTLS, authorization, observability, and multi-cluster deployment.
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Policy
OPA & Kyverno
Complete reference for OPA Gatekeeper and Kyverno — admission control, mutation, generation, image verification, and compliance automation.
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