Day 132 of 133

Mock interview: ML system design round (60 min)

Pick one case, run a clean 60-min mock, write down 5 follow-ups.

DSA · NeetCode Backtracking

Subsets IIDSA · Backtracking
Interview questions to prep
1. Walk through your pruning strategy — what subtrees do you skip and why is it safe?
2. Where does memoization apply? Could this be a DP problem in disguise?
3. What's the worst-case time complexity, and what's the depth of the recursion stack?

Pick a case (recsys / search / fraud / RAG) and self-mock 60 minBehavioralPatrick Halina
Interview questions to prep
1. Run a full 60-min self-mock and review your answers against the 7-step framework.
2. Which step did you spend too long on, and which did you skim — what's your time budget next round?
Anticipate 5 follow-up questions and write answersBehavioralEugene Yan
Interview questions to prep
1. What 5 follow-up questions would the interviewer ask, and what's your answer to each?
2. Pick the follow-up you're weakest on and write a 2-minute answer for it.

References & further reading