Ho presentato la mia candidatura online. Ho sostenuto un colloquio presso Citadel Securities (Hong Kong)
Colloquio
Begun with a brief self-introduction and overview of my research background. Moved on to inquiries regarding Lasso and techniques for data manipulation about matrix multiplication. Concluded by asking some of my questions.
Domande di colloquio [1]
Domanda 1
What happens if two features are highly co-linear in Lasso regression?
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