DevOps
Should You Run Databases on Kubernetes? A Honest Assessment
An honest assessment of running databases on Kubernetes from someone who's tried it. When it works, when it doesn't, and what you need to get right.
Kubernetes
DevOps
Kubernetes, Docker, and Containers: What You Actually Need to Know
A senior architect's honest take on Kubernetes, Docker, and containers. What they are, when you need them, and when you absolutely don't.
DevOps
Kubernetes Autoscaling Deep Dive: HPA, VPA, KEDA, and Cluster Autoscaler Explained
A practical guide to Kubernetes autoscaling: how HPA, VPA, KEDA, and Cluster Autoscaler work, when to use each, and how to avoid the pitfalls that catch most teams.
Cloud Architecture
EKS vs GKE vs AKS: An Honest Comparison of Managed Kubernetes Platforms for Production
A hands-on comparison of AWS EKS, Google GKE, and Azure AKS covering control plane architecture, networking, cost models, AI workloads, and a practical framework for choosing the right managed Kubernetes platform.
DevOps
Observability Pipelines: OpenTelemetry Collector, Cribl, and Taming the Telemetry Data Flood Before It Bankrupts You
How to build observability pipelines with the OpenTelemetry Collector, Cribl, and Vector to cut telemetry costs 60-80% without losing diagnostic visibility.
DevOps
Continuous Profiling in Production: Pyroscope, Parca, and Finding the CPU Hog You Never Knew You Had
Continuous profiling is the fourth pillar of observability most teams skip. Learn how Pyroscope, Parca, and eBPF-based profilers find CPU and memory bottlenecks that metrics and traces can't.
DevOps
vCluster Explained: Virtual Kubernetes Clusters for Multi-Tenancy Without the Cluster Sprawl Tax
vCluster creates fully functional virtual Kubernetes clusters inside a single host cluster. Learn how it solves cluster sprawl, enables real multi-tenancy, and cuts costs by 60-80% compared to dedicated clusters per team.
DevOps
Kubernetes Persistent Storage: CSI Drivers, Rook/Ceph, Longhorn, and How to Actually Run Stateful Workloads
A deep dive into Kubernetes persistent storage: how CSI drivers work, when to use Rook/Ceph vs Longhorn vs cloud-native options, and the access mode traps that have broken more than one production migration.
DevOps
Kubernetes Multi-Cluster Management: Karmada, Rancher Fleet, and How to Tame Cluster Sprawl Before It Breaks Your Platform Team
A principal cloud architect's guide to managing fleets of Kubernetes clusters. Covers Karmada, Rancher Fleet, Open Cluster Management, ArgoCD ApplicationSets, policy federation, and the economics of cluster sprawl.
Data & Analytics
NATS.io and JetStream Explained: The Cloud-Native Messaging System That Makes Kafka Look Overcomplicated
A deep dive into NATS.io and JetStream: how the lightweight pub/sub system works, when it beats Kafka, and how to deploy it in production on Kubernetes.
Cloud Architecture
Kubernetes Cost Visibility: OpenCost, Kubecost, and How to Actually Know Where Your Cloud Bill Goes
A practical guide to Kubernetes cost attribution using OpenCost and Kubecost. Learn how to implement showback and chargeback, right-size workloads, and stop overpaying for compute you are not using.
Cloud Architecture
Ray Distributed Computing for AI: How to Scale ML Workloads Past a Single Machine Without Losing Your Mind
Ray is the distributed compute engine behind OpenAI, Cohere, and most serious AI labs. Here's how it actually works, how to run it on Kubernetes with KubeRay, when to use it, and when Dask or Spark is the better call.
DevOps
Helm Explained: Kubernetes Package Management, Chart Design, and Surviving the Upgrade to Helm 4
A practical guide to Helm, the de facto Kubernetes package manager: core concepts, chart design patterns, Helmfile for multi-environment management, and what Helm 4's server-side apply changes for your production clusters.
Cloud Architecture
Kubernetes DRA Explained: How Dynamic Resource Allocation Changes GPU Scheduling for AI
Kubernetes Dynamic Resource Allocation (DRA) graduated to GA and fundamentally changes how GPU and accelerator resources are scheduled. Here is what it means for AI infrastructure teams.
DevOps
Karpenter: The Node Provisioner That Finally Makes Kubernetes Autoscaling Worth It
Karpenter replaces the Kubernetes Cluster Autoscaler with a faster, smarter node provisioner that cuts costs and response time. Here's how it works and why it matters.
Networking
Istio Ambient Mesh: How Sidecarless Service Mesh Finally Makes the Technology Worth Deploying
Istio ambient mesh replaces per-pod sidecars with ztunnel and waypoint proxies, cutting mesh overhead by 70%+ while delivering the same mTLS and observability guarantees. Here is how it works, when to use it, and how to migrate.
Networking
WireGuard in Production: The Modern VPN Protocol Replacing OpenVPN and IPSec in Cloud Infrastructure
WireGuard's simple cryptographic model, blazing performance, and native Kubernetes integration make it the VPN protocol cloud infrastructure teams should be running. Here's how it actually works and how to deploy it.
DevOps
Crossplane: Turn Kubernetes into a Universal Cloud Control Plane
Crossplane transforms Kubernetes into a universal cloud control plane, letting platform teams build self-service infrastructure APIs without writing custom operators. Here's how it works, where it beats Terraform, and when to skip it.
DevOps
The Cloud-Native Observability Stack: Prometheus, Loki, Grafana, and Tempo in Production
A deep-dive into building a production-grade observability stack with Prometheus, Loki, Grafana, and Tempo. Learn the architecture, scaling trade-offs, cardinality traps, and when the open-source stack beats a $40k/month SaaS bill.
Networking
Kubernetes Gateway API: The Ingress Replacement You Need Before Ingress-NGINX Hits End-of-Life
Ingress-NGINX reaches end-of-life in March 2026. Kubernetes Gateway API is the replacement, and it's architecturally superior. Here's what changes, how to migrate, and what you actually get out of the new model.
Cloud Architecture
Serverless Containers vs Kubernetes: Cloud Run, AWS Fargate, and Azure Container Apps and When Each Is the Right Call
The honest guide to choosing between managed container platforms and Kubernetes: when Cloud Run, Fargate, and Container Apps save you real money and headaches, and when you actually need the real thing.
Networking
Kubernetes CNI Plugins and Network Policies: Calico, Cilium, Flannel, and Securing Pod Traffic
The CNI plugin you choose determines not just how pods communicate, but how you implement network security, observability, and performance in Kubernetes. Here's how to choose and use them correctly.
Security
Kubernetes RBAC Explained: Roles, ClusterRoles, and Locking Down Your Cluster Before Someone Else Does
A practical guide to Kubernetes RBAC: how Roles, ClusterRoles, RoleBindings, and ServiceAccounts work, common misconfigurations that get teams compromised, and how to design least-privilege access that survives contact with your developers.
Cloud Architecture
WebAssembly Beyond the Browser: How WASM Is Reshaping Cloud-Native Computing
WebAssembly started as a browser technology, but its sandboxing model and near-native performance are driving adoption in serverless, edge computing, and Kubernetes. Here's what cloud engineers need to know.
DevOps
Kubernetes Operators Explained: Automating Complex Applications with Custom Controllers
Kubernetes Operators encode operational knowledge into software. Here's how they work, when to write one, and when to use an existing operator instead of building your own.
Networking
Service Mesh Explained: Istio, Linkerd, and Microservice Networking
How service meshes handle the networking complexity of microservices: traffic management, mTLS, observability, and when you actually need one.
DevOps
GitOps Explained: ArgoCD, Flux, and Modern Kubernetes Deployment
A practitioner's guide to GitOps: how to use Git as the single source of truth for infrastructure and application deployment with ArgoCD and Flux.
Security
Policy as Code: OPA, Kyverno, and How to Enforce Security and Compliance in Kubernetes
Policy as Code lets you define and enforce infrastructure rules the same way you write application code. Here's how OPA and Kyverno work, when to use each, and how to implement guardrails that actually stick.
Cloud Architecture
What Does Cloud Native Really Mean? Containers, Microservices, and Beyond
A veteran architect explains what cloud native actually means beyond the buzzwords, covering containers, microservices, CI/CD, and the architectural principles that matter.