Fundamentals
Branch, commit, and recover from mistakes without memorizing a hundred commands.
Beginner
Maya Chen · 12 min
Frontend
Labels, errors, and focus that work with keyboards and screen readers — no design debt.
Intermediate
Jordan Lee · 16 min
Backend
Validate input, return boring status codes, and never leak stack traces to clients.
Intermediate
Sam Okonkwo · 14 min
DevOps
One file that boots Postgres, Redis, and your app so onboarding stops being a scavenger hunt.
Beginner
Priya Nair · 18 min
Tooling
A minimal flat config that catches bugs, not style arguments your formatter already owns.
Beginner
Chris Park · 10 min
Career
Show decisions, tradeoffs, and links to running software. Recruiters skim; builders dig.
Beginner
Alex Rivera · 11 min