Technical articles about software engineering, DevOps, AI, and personal projectshttps://endiesworld.github.io/en-ushttps://endiesworld.github.io/blog/software-engineering/building-rest-apis-with-fastapi/https://endiesworld.github.io/blog/software-engineering/building-rest-apis-with-fastapi/A comprehensive guide to building modern, fast, and type-safe REST APIs using FastAPI and PythonSat, 15 Jan 2095 00:00:00 GMTsoftware-engineeringpythonfastapirest-apibackendhttps://endiesworld.github.io/blog/ai/getting-started-with-llms/https://endiesworld.github.io/blog/ai/getting-started-with-llms/An introduction to working with Large Language Models (LLMs) and integrating them into your applicationsMon, 25 Jan 2094 00:00:00 GMTaiaillmmachine-learningopenaihttps://endiesworld.github.io/blog/devops/docker-best-practices/https://endiesworld.github.io/blog/devops/docker-best-practices/Essential best practices for building secure, efficient, and production-ready Docker imagesWed, 20 Jan 2094 00:00:00 GMTdevopsdockercontainersdevopssecurityhttps://endiesworld.github.io/blog/devops/n8n-kubernetes-deployment-service/https://endiesworld.github.io/blog/devops/n8n-kubernetes-deployment-service/A practical walkthrough for running n8n on Kubernetes with Flux GitOps: wiring ConfigMaps, SOPS-managed secrets, CloudNativePG database credentials, persistent storage, and a ClusterIP Service behind Cloudflare Tunnel.Mon, 01 Jun 2026 00:00:00 GMTdevopsDevOpsKubernetesn8nFluxCDGitOpsCloudNativePGPostgreSQLSOPSCloudflare TunnelHomelabhttps://endiesworld.github.io/blog/devops/bare-kubernetes-cilium-fluxcd-fleet-reliability/https://endiesworld.github.io/blog/devops/bare-kubernetes-cilium-fluxcd-fleet-reliability/A practical migration playbook for moving a real Fleet Reliability Intelligence platform from single-node K3s to bare-metal Kubernetes with Cilium, Longhorn, MetalLB, Traefik, SOPS, and FluxCD.Mon, 25 May 2026 00:00:00 GMTdevopsDevOpsKubernetesK3sCiliumFluxCDGitOpsLonghornMetalLBHomelabSOPSBare Metalhttps://endiesworld.github.io/blog/devops/kubernetes-azure-terraform/https://endiesworld.github.io/blog/devops/kubernetes-azure-terraform/How I mapped my GitOps homelab experience to Azure cloud primitives — building a three-node Kubernetes cluster on Azure VMs using Terraform modules, private worker networking, and kubeadm bootstrap.Tue, 31 Mar 2026 00:00:00 GMTdevopsDevOpsKubernetesAzureTerraformkubeadmCiliumIaCHomelabhttps://endiesworld.github.io/blog/devops/secret-flux/https://endiesworld.github.io/blog/devops/secret-flux/A beginner-friendly, real-world guide to managing Kubernetes secrets in GitOps: encrypt in Git with SOPS/age, decrypt in-cluster with Flux.Wed, 11 Feb 2026 00:00:00 GMTdevopsDevOpsKubernetesGitOpsFluxCDSOPSageHomelabSecurityCloudflare Tunnelhttps://endiesworld.github.io/blog/devops/cloudflare-tunnel/https://endiesworld.github.io/blog/devops/cloudflare-tunnel/Learn how to expose a Kubernetes ClusterIP service to the internet using Cloudflare Tunnel (cloudflared) on K3s, managed by Flux GitOps. This guide covers the full setup, Kubernetes manifests, DNS configuration, and a debugging walkthrough for 404 and 530 errors.Tue, 03 Feb 2026 00:00:00 GMTdevopsDevOpsKubernetesK3sCloudflareCloudflare TunnelcloudflaredGitOpsFluxCDHomelabTroubleshootinghttps://endiesworld.github.io/blog/devops/flux-setup/https://endiesworld.github.io/blog/devops/flux-setup/A real world GitOps failure in a K3s homelab: Flux controllers crashloop because pods can't reach the Kubernetes API service. Here's how to diagnose it fast, fix it correctly, and prevent it from happening again.Thu, 29 Jan 2026 00:00:00 GMTdevopsDevOpsKubernetesK3sFluxCDGitOpsHomelabNetworkingTroubleshootinghttps://endiesworld.github.io/blog/devops/homelab-setup/https://endiesworld.github.io/blog/devops/homelab-setup/A practical, budget-friendly 3-node Kubernetes homelab build—focused strictly on cost and logistics (no cluster setup yet).Wed, 28 Jan 2026 00:00:00 GMTdevopsDevOpsKubernetesHomelabNetworkinghttps://endiesworld.github.io/blog/devops/rancher-desktop-arch-linux/https://endiesworld.github.io/blog/devops/rancher-desktop-arch-linux/A complete guide to installing Rancher Desktop on Arch Linux, including fixing VMX Unsupported errors and verifying your cluster with k9sFri, 23 Jan 2026 00:00:00 GMTdevopsrancherkubernetesarch-linuxkvmk9shttps://endiesworld.github.io/blog/projects/building-this-blog/https://endiesworld.github.io/blog/projects/building-this-blog/A behind-the-scenes look at how I built this engineering blog using Astro, Tailwind CSS, and MDXTue, 21 Jan 2025 00:00:00 GMTprojectsastrotailwindtypescriptblog