Rajesh Kumar Das

DevOps Engineer

Passionate about making DevOps smoother, workflows smarter, and open-source stronger. I build automation, document everything, and share my learnings along the way.

Latest Blogs

Test GitHub Action Pipeline Locally

Learn how to test and develop GitHub Action workflow locally using `act`.

How to Install Linux? - Part 1: Preparation

How to prepare your system before installing any Operating System

Dockerfile Best Practices

Learn what you can do to improve your dockerfiles.

Favourite Projects

Homelab

A GitOps-driven homelab setup using k3s and FluxCD, documenting self-hosting experiments and lessons learned.

.dotfiles

An Ansible-powered dotfiles repo automating system setup with Bash scripts, modular roles, and customizable variables for efficient multi-machine management.

CelestialDocs

CelestialDocs is a minimal, fast, and customizable documentation template using Astro, Tailwind CSS, and Shadcn UI—perfect for well-structured docs.