D.E. Shaw

Rigorous math and statistics with high selectivity

High time pressure ~24 days to hire

D.E. Shaw is extremely selective (~1 offer per 150 candidates). Interviews emphasize mathematical depth, statistics, and algorithmic problem-solving. Expect a timed HackerRank assessment followed by multiple rounds of technical interviews.

Interview Rounds

Round 1:HackerRank Assessment

100 min

Three sections: 2 coding questions (60 min), 10 aptitude questions (20 min), 10 CS questions (20 min).

Round 2:Math & Statistics

120 min

Deep mathematical reasoning, brain teasers, and probability questions.

Round 3:Technical Interview

60 min

Algorithms, data structures, and software engineering discussion.

Round 4:Senior Interview

60 min

Discussion with senior professionals about approach to research.

Focus Areas

Mathematics & statisticsAlgorithms & codingBrain teasersProbability theoryAnalytical depth

Preparation Tips & Learning Paths

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