Ho sostenuto un colloquio presso Citadel Securities (Londra, Inghilterra)
Colloquio
45 Mins talking to a senior quantitative researcher from the team. It was straight mathematical analysis questions with the team member helping when I was struggling, let that be math struggles or understanding the question struggles.
Domande di colloquio [1]
Domanda 1
Main thing was working with normal probabilities and solving a equation system.
The more complex point was N(1,1) + N(1,1) != N(2,2) but calculating the error propagation of the standard deviation.
Ho sostenuto un colloquio presso Citadel Securities (Singapore)
Colloquio
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
Ho sostenuto un colloquio presso Citadel Securities
Colloquio
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.
Ho sostenuto un colloquio presso Citadel Securities (New York, NY)
Colloquio
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)
Domande di colloquio [1]
Domanda 1
Anything you know about linear regression and related follow ups
