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Cloud Computing

Real-world infrastructure: Karpenter EKS scaling, AWS IAM security, Kubernetes pod lifecycle, DynamoDB, and GitOps ArgoCD.

3 publications, newest first

30 Aug 20268 min read

Kubernetes Pod Autoscaling: HPA, VPA, and KEDA — When Each One Actually Helps

HPA, VPA, and KEDA solve three different scaling problems, and running the wrong one is why 'autoscaling doesn't work' tickets keep coming back. A field guide to picking the right one — and why HPA and VPA fight each other when misconfigured together.

developerOS

5 Jul 20269 min read

Zero Trust Cloud Security: Enforcing WireGuard & Tailscale Mesh Networks for Microservices

Eliminating public IP exposure and bastion hosts using kernel-level WireGuard encryption and Tailscale ACL policies.

developerOS

4 Jul 20268 min read

Kubernetes Pod Lifecycle & Graceful Shutdown: Handling SIGTERM vs SIGKILL

Preventing dropped HTTP connections during rolling k8s deployments by configuring terminationGracePeriodSeconds and preStop hooks.

developerOS