About LearnCMD

Contact Us

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Our Motivation

Over the years as a software developer and DevOps engineer, I've noticed a common pattern: many skilled developers lack confidence with the Linux command line. It's often not a matter of capability, but of exposure. They simply never had the chance—or the necessity—to develop real proficiency.

Most developers are familiar with the basics: navigating directories, copying files, editing text, and running simple commands. However, many—especially those who are self-taught—feel uneasy around the terminal. It can seem cryptic, unfriendly, or even obsolete, so they tend to avoid it.

But today, the command line is more relevant than ever. With the rise of cloud computing, Docker, and Kubernetes, developers interact daily with powerful tools that rely on the terminal. Writing code alone is no longer enough. Modern developers are expected to deploy, troubleshoot, and manage complex, distributed environments. Command line proficiency is now a foundational skill for working effectively with machines and infrastructure.

There's an abundance of resources online—videos, blog posts, tutorials—that cover Linux and the command line. Many are excellent. But watching someone demonstrate commands is not the same as building true fluency through hands-on experience. Real learning happens by doing—with guidance every step of the way.

Our Product

This platform is designed from the ground up to deliver an exceptional, hands-on learning experience. The environment launches in seconds. If something breaks, resetting it is effortless. There's no setup, no configuration—just start learning.

What sets it apart is the interactive guidance. The platform responds to the student's input, tracks their progress, and offers feedback in real time. Tasks can be completed in various ways, and the system intelligently recognizes them all.

It offers depth when needed, but doesn't overwhelm. Students can choose how much additional information they want to explore. Lessons are built to be fast, practical, and flexible, with detailed explanations always just a click away.

Our Vision

Our vision is to create a best-in-class platform for learning Linux and the command line—a single, powerful destination for mastering these essential skills. This is a tailor-made solution with one clear goal: to be the most effective and accessible interactive learning tool on the market. Whether you're a beginner or brushing up your skills, this platform empowers you to learn quickly, confidently, and thoroughly.

Founder

Alen Čaljkušić

Senior Platform Engineer / DevOps & Cloud Specialist

Alen Čaljkušić

Senior Platform Engineer / DevOps & Cloud Specialist

Over 10 years of industry experience in developer, DevOps, SRE, and platform engineering roles. Worked for companies ranging from startups to some of the biggest IT companies out there such as Ericsson and Activision Blizzard. Deeply passionate about Linux, Cloud, and related technologies. Certified as an AWS Solutions Architect – Professional and fully certified in Kubernetes.