Manage Kubernetes clusters Introduction As the popularity of Kubernetes grows, so does its complexity. Amazing open source community and healthy vendor ecosystem rush to provide tools and services around cluster management, development, testing, security and many more. In this article, we are going to focus on command-line based tools and plugins…

Introduction Recently, I passed the Linux Foundation Cloud Technician exam. I want to share my experiences with the exam, preparation tips and tricks, and useful resources. The Linux Foundation introduced the LFCT certification in November 2022 describing it as: The Linux Foundation Certified Cloud Technician (LFCT) exam demonstrates a candidate’s competence…

This article will be helpful for anyone interested in setting up a local Kubernetes dev/test environment in a reproducible and easy way. The source code for this blog is available in this companion repository. The same content is published to my web page where you can find blogs, documentation, and…

Introduction — Using runbooks can streamline and improve working with Kubernetes by automating repeatable tasks. Bonus point, we can do this using only open source tools. You will most benefit from this blog if you work in operations, are part of platform or DevOps teams or simply want to learn more about…

You will most benefit from this blog if you are already familiar with Crossplane. Check out my other blog Infrastructure as Code: the next big shift is here and Crossplane docs to learn more. For a practical walkthrough using this self-paced Killercoda Scenario. …

After working most of my career in corporations, I’ve moved to a tech startup. It took stepping out of my comfort zone and often going against the best-intentioned advice of my friends. In this article, I want to share my journey and where it took me. …

And how can Crossplane Kubernetes Provider help — This article is will be helpful to anyone interested in modern complex software development. For a practical walkthrough using this self-paced Katacoda Scenario, check out this companion video with a guided tour of Crossplane fundamentals and Kubernetes Provider. Modern Development Challenges How much Kubernetes do developers need to know…

In this article, we are going to learn how to automate the provisioning of cloud resources via Crossplane and combine it with GitOps practices. You will most benefit from this blog if you are a Platform or DevOps Engineer, Infrastructure Architect or Operations Specialist. If you are new to GitOps…

The Promise of Microservices — There are two main benefits of using a microservices architecture. Enable distributed teams to work independently on parts of a distributed system, thus making Conway’s Law work in our favour. Tame distributed systems complexity by offloading more and more cross-cutting concerns from application code to the underlying infrastructure. In a…