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Practice AI‑Assisted Coding Interviews.

Free practice for the AI-assisted coding round. Ten hard questions, then problems from real interviews.

Start the warm-up See all three layers

About 5 minutes. No sign-up.

Meta is rolling out, and Google is piloting, coding rounds with an AI assistant. It types fast. You're graded on what it can't do: scope a vague ask, read code you didn't write, catch what the model got wrong.

Three layers

Each layer unlocks the next.

Fundamentals of agentic coding

10 hard questions on how the tools actually behave.

  • Context
  • Prompting
  • Tools and safety
  • Cost
  • Verification
Start the warm-upOpen now

Real-round bugs

8 bugs from reported AI-enabled rounds. Find the cause; catch the AI's wrong fix.

  • Meta
  • Shopify
  • LinkedIn
  • Amazon
  • Easy to hard
Open Layer 2Unlocks after the warm-up

16 coding problems

Runnable problems from real interviews. Make the failing tests pass with AI.

  • Easy to hard
  • Where it was asked
  • Mock interviewer
Browse the problemsAlways open
Layer 1

The warm-up

Every option is plausible. Finish all 10 to unlock Layer 2.