J'ai postulé en ligne. J'ai passé un entretien chez Datadog
Entretien
The interview process was very well organized and professional. Elisa Medina, the recruiter, was extremely friendly, supportive, and communicative throughout the process. I especially appreciated her transparency, kindness, and effort to coordinate the interviews. The conversations with the team were thoughtful and relevant to my experience as a Senior Data Scientist. Overall, I had a very positive candidate experience.
J'ai postulé via un recruteur. J'ai passé un entretien chez Datadog (Paris) en févr. 2026
Entretien
HR call
Technical Screening (includes both fundamental ML / statistics and applied case study around time series anomaly detection).
Full loop interview including case study, data analysis case, ML architecture design, coding, and behavioural / leadership interview.
Questions d'entretien [1]
Question 1
Explain how to run a linear regression on a very large dataset.
The closed form solution cannot be considered.
You should look at approximations.
J'ai postulé via la recommandation d'un employé. Le processus a pris 2 semaines. J'ai passé un entretien chez Datadog en nov. 2025
Entretien
Had a phone screening call with Recruiter covering past experience and current aspirations. Passed on to the Technical Fundamentals interview that focused anomaly detection on a time series and OLS regression with computational constraints
Questions d'entretien [1]
Question 1
You are given an extremely large dataset with a target column. How would you go about modeling it assuming the dataset is too big to processed in memory?