Mathematics questions on simple probability questions as well as estimating ranges of specific things. Interviewer wanted to hear about the thought process that is going on. It was a phone interview so there was not too much going on, only lasted 15 to 20.
Interview questions [1]
Question 1
probability of something that has binomial distribution
They tend to examine the logical thinkers that can communicate clearly and concisely, and some problem-solving exercises intended to explore how you gather and apply new information, very different from other tech companies' interviews.
Initial application and online assessment. Had a first round behavioral interview where they asked me about myself, my experiences, and a couple of brain teasers. The interviewer was very nice.
Phone interviews (at least 3) - questions were of mixed difficulty (some pretty hard) but the interviewers were friendly and they gave helpful hints. Kind of fun - review probability and game-type questions.
Intern applicants have rated the interview process at Jane Street with 3.7 out of 5 (where 5 is the highest level of difficulty) and assessed their interview experience as 64% positive. To compare, the company-average is 63.8% positive. This is according to Glassdoor user ratings.
Candidates applying for Intern roles take an average of 15 days to get hired, when considering 96 user submitted interviews for this role. To compare, the hiring process at Jane Street overall takes an average of 17 days.
Common stages of the interview process at Jane Street as a Intern according to 96 Glassdoor interviews include:
Phone interview: 52%
Skills test: 18%
One on one interview: 17%
IQ intelligence test: 5%
Presentation: 2%
Group panel interview: 2%
Personality test: 2%
Other: 1%
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