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Homelab

Building a Resilient Hybrid Kubernetes Cluster: Cloud Control Planes and On-Prem Workers

In today’s dynamic infrastructure landscape, balancing scalability, cost-efficiency, and security is paramount. A hybrid Kubernetes cluster—combining a managed cloud control plane with on-premises worker nodes—offers the best of both worlds. This guide walks you through my journey of creating a fault-tolerant homelab Kubernetes cluster using Kamaji to host the control plane in Oracle Container Engine (OKE) and worker nodes on my Proxmox homelab.

Why I Built a Homelab: A Security Engineer’s Journey into Cloud-Native Mastery

As a security engineer specializing in cloud-native environments, DevSecOps, and Kubernetes, my homelab isn’t just a hobby—it’s a mission-critical sandbox where theory meets practice, and vulnerabilities meet solutions. Over the years, this lab has evolved from a humble single board mini PC to a sprawling hybrid ecosystem spanning my home and the public cloud. Here’s why I built it, what I’ve learned, and how it bridges my professional expertise with hands-on experimentation.