J'ai postulé en ligne. Le processus a pris 1 semaine. J'ai passé un entretien chez Two Sigma (New York, NY) en nov. 2023
Entretien
Two rounds of probability theory followed by two rounds of coding. The probability theory round were consists of some puzzles, counting and Markov chains. They focused on random walks induced by certain real-life questions.
Questions d'entretien [1]
Question 1
I do not remember the exact questions but it was heavily focused on Markov chains.
J'ai passé un entretien chez Two Sigma (New York, NY)
Entretien
It will be a phone interview first. They will ask you technical questions about probability/ statistics. The interviewer is friendly, but the question is not easy. The process is good.
Questions d'entretien [1]
Question 1
There are 11 people, they want to make sure that every 6 of them can open a box. How many keys at least for each person should have? How many locks? (One key can only open one lock, but one lock can be opened by many keys)
J'ai postulé via la recommandation d'un employé. J'ai passé un entretien chez Two Sigma
Entretien
First round: multi variable time series modeling
Virtual Onsite: coding + research + talk about a paper you read recently + statistics foundations
Very likely failed in statistics foundations.
Need more serious preparations to get through the position.
Questions d'entretien [1]
Question 1
First round: multi variable time series modeling
Virtual Onsite: coding + research + talk about a paper you read recently + statistics foundations