The process first starts with a two-hour code test. Both should be pretty doable if you use Java and think through the problem.
The next stage is an on-site interview. I'm not too sure who everyone else has been interviewing with, but my experience was pretty positive. I met with two engineers who asked me some simple interview questions and about my past experience. I didn't do too well and could tell when I was told I was done for the day. Overall, though, everyone was pretty courteous.
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The following metrics were computed from 71 interview experiences for the Two Sigma Software Engineer role in New York, New York.
Two Sigma's interview process for their Software Engineer roles in New York, New York is extremely selective, failing the vast majority of engineers.
Candidates reported having good feelings for Two Sigma's Software Engineer interview process in New York, New York.