Fiz uma entrevista na empresa Qube Research & Technologies.
Entrevista
Very disorganised. Took a long time to reply to emails. All interview questions were simple brainteasers from the green book. Didn't receive offer after final round and no explanation why.
Perguntas de entrevista [1]
Pergunta 1
well known problems from green book. some python too
Candidatei-me por meio de recrutador(a). Fui entrevistado pela Qube Research & Technologies (Paris) em abr. de 2026
Entrevista
Une partie fit assez classique. La personne se chargeant de l’interview s’est présentée et m’a aussi demandé de me présenter pour mieux me connaitre.
Une deuxième partie technique où on m’a d’abord demandé de présenter un de mes projets. Ensuite une partie Maths avec des questions sur la régression linéaire, Lasso, Ridge. Ensuite un exercice classique sur les marches aléatoires.
Perguntas de entrevista [1]
Pergunta 1
Pouvez-vous me donner l’estimateur OLS ? Peut-on le raffiner ?
Y’a-t-il une forme fermée pour Lasso et Ridge et si oui, qu’est-ce qui change dans cette forme ? Sinon expliquer pourquoi.
Fiz uma entrevista na empresa Qube Research & Technologies (Londres, Inglaterra).
Entrevista
1st round: technical interview with the senior quant researcher, including probability, python, pandas and linear regression. 2nd round: interview with team managers, including background screen ,data analysis, math questions in linear algebra and calculus.
Perguntas de entrevista [1]
Pergunta 1
The assumptions of OLS. The difference between ridge regression and lasso regression.
Fiz uma entrevista na empresa Qube Research & Technologies (Paris).
Entrevista
It begins with a technical interview assessing quantitative and problem-solving skills, followed by an on-site day where candidates meet multiple teams and go through several in-person interviews to evaluate technical depth, communication, and overall fit.
