Two Sigma

The on-site interview is a day-long event. You will proceed to the afternoon interviews if you pass the morning ones. There are three rounds of technical interviews in the morning, which contain questions on algorithms and design patterns. I did both

First, there was a phone interview with a human resources representative. Nothing too complicated. Next, they sent an email with an invitation to solve some programming problems. There were two problems to solve in three hours. They were very hard p

I was contacted by a recruiter to have a phone interview with them. The interviewer asked me about my current job and my past projects. It seemed that she was just filling out a checklist. I asked several questions about the position, but the inter