A remote call with one of the researchers from the Sidney office. Asked a question on 2d diffusion with stopping boundaries. Wasn't much helpful and let me figure out the main points of the problem on my own.
Perguntas de entrevista [1]
Pergunta 1
You start at the origin and you can go either up/down or left/right. How far do you get in N steps. If there are two boundaries, what is the probability that you reach one before the other
Fiz uma entrevista na empresa Citadel Securities (Singapura).
Entrevista
Long telephonic and video interview. Maths, probability questions and a small programming assignment. Moderate difficult interview level. Motivation/ interest to join cit sec. Started
on time and very efficient use of time
It was mostly about coding. I was first being asked to share my research experience followed by a Q&A, and then we moved on to a DP problem. Since we discussed my research for ~ 40 min, I didn't have time to finish testing my code.
Fiz uma entrevista na empresa Citadel Securities (New York, NY).
Entrevista
Internal matching process, then straight to a technical round. Technical Interview, some probability (brainteaser style, refresh conditional probability and Markov Chain) and linear regression, plus some coding puzzle (leetcode style medium)
Perguntas de entrevista [1]
Pergunta 1
Anything you know about linear regression and related follow ups
