Command line fluency
Files, paths, permissions, processes, pipes, redirection, text tools, SSH and Git.
200+ command lessons →Turn Linux practice into practical skills.
Use this roadmap to connect command-line fundamentals with systems, cloud, DevOps, security and software roles. It is a learning guide, not a promise of employment.
Understand Linux
Learn boot concepts, services, users, storage, networking, logs and resource inspection.
Follow tutorials →Make small projects
Automate a task with shell scripts, build a CLI tool, document it and keep the work in Git.
Practice challenges →Choose a direction
Explore cloud operations, DevOps, site reliability, cybersecurity, platform engineering or Linux administration.
View curriculum →A portfolio-oriented sequence
- Learn: complete foundational command and filesystem lessons.
- Practice: solve repeatable command-line tasks and challenges.
- Build: create one small documented project that uses Linux tooling.
- Operate: practice logs, permissions, processes, networking and troubleshooting.
- Show: publish concise documentation, code and what you learned.
What employers can evaluate
Role requirements vary. Job descriptions commonly describe concrete skills such as Linux administration, shell scripting, Git, networking, containers, cloud platforms, monitoring or security tooling. Build evidence around the requirements of the specific roles you are exploring.