Cloud & DevOps Insights
Practical articles about cloud infrastructure, DevOps, Kubernetes, Terraform and automation — written from real-world experience.
After Ingress NGINX: A Practical Gateway API Migration Plan
Move beyond the retired community Ingress NGINX controller with a staged Gateway API migration, explicit routing tests, and a rollback plan.
OpenTelemetry at Scale: Keep Useful Traces Without Losing Cost Control
Design a Collector pipeline with trace-aware routing, bounded tail sampling, and operational checks that keep telemetry useful under load.
AWS Cost Optimization: Cut Your Cloud Bill by 40%
Practical strategies to reduce AWS spending without sacrificing reliability — from right-sizing EC2 instances to Reserved Instances, Savings Plans and Spot usage.
Kubernetes Production Checklist: What Most Teams Miss
After deploying dozens of Kubernetes clusters in production, I've compiled the most critical checks that engineers often overlook — from resource limits to pod disruption budgets.
Production Monitoring with Prometheus and Grafana
How to build a production-grade observability stack with Prometheus, Grafana, and Alertmanager — from metric collection and PromQL to dashboard design and on-call alerting.
Terraform Best Practices I Wish I Knew Earlier
Lessons from managing Terraform across multiple AWS accounts and teams — from module structure and state management to drift detection and CI/CD integration.
Kubernetes Networking Deep Dive: Services, Ingress and Network Policies
A comprehensive look at how Kubernetes networking works under the hood — ClusterIP, NodePort, LoadBalancer services, Ingress controllers, CNI plugins and securing traffic with Network Policies.
Building a Production CI/CD Pipeline with GitHub Actions
A practical guide to building a real CI/CD pipeline with GitHub Actions — from basic build and test to Docker image publishing, environment-based deployments and secret management.