CodeCrafters Alternatives (2026)

CodeCrafters is great for rebuilding tools like Redis and Git from scratch. If you want a different kind of real-world practice - debugging broken production systems, more roles than backend, or a portfolio of fixes - here are the best alternatives, starting with HeyDevJob.

The best alternatives

HeyDevJob
Debugging real broken production systems across roles and building a portfolio of fixes.
Where it differs: CodeCrafters has you rebuild a known system from scratch (deep, backend-centric); HeyDevJob drops you into a broken one to debug (broad, day-one-job-like) and gives you a portfolio of the fixes.
CodeCrafters
Rebuilding well-known systems from scratch to understand them deeply (the original, if depth is your goal).
Still the best if your goal is deep understanding of how Redis/Git/etc. work internally, and you are mostly focused on backend.
Exercism
Free language fluency practice with mentorship.
Free and great for language fluency, but it is not systems work or a portfolio of real fixes.
Frontend Mentor
Frontend design-to-code challenges with a community.
Best for frontend design-to-code practice specifically; not backend, data, or infrastructure.

How to choose

Want to understand systems deeply and you are backend-focused? CodeCrafters. Want breadth across roles, debugging real systems, and a portfolio hiring managers can open? HeyDevJob. They complement each other - build-from-scratch teaches internals, fix-the-broken-one teaches the actual job.

Practice real Backend work

All Backend projectsProjects hubBackend roadmapStep by stepReturn the Correct HTTP Status CodeBackend projectRepair Broken API PaginationBackend project

Common questions

What is the best CodeCrafters alternative?

It depends on your goal. For breadth across roles and a portfolio of real fixes, HeyDevJob. For deep systems rebuilds, CodeCrafters itself is hard to beat.

Is there a free alternative?

HeyDevJob's junior tickets are free, and Exercism is free for language practice.

Why hands-on practice wins

Whichever you choose, the thing that gets you hired is proof you can do the work. On HeyDevJob you fix real broken production systems in a live cloud workspace, and every fix lands on a portfolio a hiring manager can open and click - real work you can show, not just course progress or a certificate of completion. That is the gap most prep tools leave, and the one HeyDevJob is built to close.

Start with real work. Fix a real production system free in a live cloud workspace and start your portfolio.

Start free →