What’s the fastest way to learn DevOps through free resources and hands-on practice?
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MellowPine42
I'm a junior systems administrator hoping to move into DevOps. I've been studying on my own, but it's been difficult and time-consuming to know what to prioritize. Are there any genuinely good, current free courses or video series that provide a solid learning path? I'd also appreciate advice on how to build practical experience instead of only watching lessons.
Answers
A structured beginner-friendly video course can help give you direction, but treat it as a starting point rather than the whole learning plan. Follow along by recreating each exercise in your own lab, then change the setup and see what breaks. A practical learning sequence would be Linux and networking, Git, scripting, containers, cloud fundamentals, CI/CD, infrastructure as code, monitoring, and security.
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Pick a project that forces you to understand the underlying systems rather than just copy commands. For example, try running PostgreSQL and implementing backups, replication, zero-downtime deployments, and a safe rollback process. That will expose you to stateful services, data consistency, failure handling, and recovery decisions—skills that are more valuable than memorizing tools such as Kubernetes or Terraform. Python is also worth using for repetitive tasks at work, even when a manual solution initially seems quicker.
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There isn’t really a shortcut—hands-on experience is what makes the concepts stick. Set up a small lab with virtual machines or cloud free tiers and practice Linux administration, networking, Git, Python, containers, infrastructure as code, and CI/CD. Build something, break it, troubleshoot it, and document what happened. Even a simple application with a database, automated deployment, backups, monitoring, and rollback procedures can teach you a lot.
MellowPine42: That makes sense, but what would be a good first project for someone still fairly junior? I’m comfortable with basic system administration, but I’d like something structured enough to avoid getting lost.
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MellowPine42: That progression is exactly what I was looking for. I’ll use a course for the explanations and build a small lab alongside it instead of just watching passively.