Every course, end to end.
15 courses · 209 lessons · 109.2h of hands-on work. Every lesson runs on a real Linux machine with an AI tutor that knows your code.
Python
18 lessons · 9h
Learn Python end to end. Syntax, data structures, OOP, generators, async, testing, and packaging.
See lessonsGolang
20 lessons · 12.3h
Learn Go end to end. Start with packages, variables, and control flow, then go deeper into structs, interfaces, concurrency, testing, HTTP servers, databases, generics, profiling, and shipping real binaries to production.
See lessonsReact
17 lessons · 10.2h
Learn React from zero. Components, state, hooks, context, performance, routing, testing, and a capstone app.
See lessonsLinux
17 lessons · 8.5h
Learn Linux from the shell up. Files, processes, networking, systemd, scripting, and running real services.
See lessonsDocker
13 lessons · 6.6h
Learn Docker from first container to production. Images, networking, volumes, Compose, multi-stage builds, and secure registries.
See lessonsGit
13 lessons · 5.9h
Learn Git for real. Commits, branches, remotes, rebasing, conflict resolution, recovery, and pull request workflows.
See lessonsKubernetes
14 lessons · 8h
Learn Kubernetes from pod to production. Deployments, services, ingress, Helm, scaling, RBAC, and observability.
See lessonsAnsible
12 lessons · 6.1h
Learn Ansible from first inventory to multi-host deployments. Playbooks, roles, templates, vault, and idempotent automation.
See lessonsBash
12 lessons · 5.7h
Learn Bash scripting from variables to robust, production-ready scripts. Loops, arrays, traps, set -euo pipefail, and a server bootstrap capstone.
See lessonsHelm
10 lessons · 5.4h
Learn Helm from installing charts to authoring your own. Templates, values, hooks, dependencies, and publishing.
See lessonsGitLab CI
11 lessons · 5.8h
Learn GitLab CI/CD from your first .gitlab-ci.yml to multi-stage pipelines with artifacts, environments, and deployments.
See lessonsJenkins
11 lessons · 5.3h
Learn Jenkins from freestyle jobs to declarative pipelines, shared libraries, Docker agents, and pipeline-as-code.
See lessonsPostgreSQL
14 lessons · 7.6h
Learn PostgreSQL end to end. SQL basics, joins, indexes, transactions, JSONB, EXPLAIN, and schema design.
See lessonsMySQL
13 lessons · 6.8h
Learn MySQL from CLI to schema design. SQL basics, joins, indexes, transactions, stored procedures, EXPLAIN, and operations.
See lessonsWeb
14 lessons · 5.9h
Learn how the web actually works. HTTP, HTTPS, DNS, cookies, sessions, CORS, caching, TLS, security headers, and rate limiting.
See lessonsYour language, your pace
Every course, in 11 languages
Same hands-on lessons, AI tutor, and quizzes. Pick the language you think in.
