I applied online. The process took 2 weeks. I interviewed at Discover (Chicago, IL) in June 2023
Interview
4 Rounds of interviews in the same day, mostly behavioral questions and some no code SQL questions. They asked mostly about my past, my experience, etc. You have different interviews with the different people you would work, starting from your manager, to the manager of the team.
Interview questions [1]
Question 1
In case you have a table with all the interactions of a user, which query you would use to see each step user has go throw as step1 -> step2, etc
Fueron 4 rondas de entrevistas, con diferentes miembros del equipo, sobre todo behavioral, algunas preguntas de SQL basadas en window functions. Parecia mas una conversacion para conocer a los diferentes miembros del equipo.
Interview questions [1]
Question 1
Teniendo una base de datos con todas las interacciones de un usuario en una pagina [time, action], como seria la sentencia SQL para saber como ha sido la navegacion del usuario?
I recently interviewed for a Data Science Analyst position at Discover Financial, where the process included a recruiter screening and a technical interview. They asked about my experience with financial reporting, data analysis, and how I handle tight deadlines.
Interview questions [1]
Question 1
Can you provide an example of a situation where you had to fine-tune the hyperparameters of an algorithm, such as in your Movie Recommendation System project using ALS for collaborative filtering?
Interview consisted of 3 rounds screening, technical and resume. Screening was a 30 min call with recruiter. Techincal interview was python( numpy and pandas) , SQL and case studies. Fina round was resume based and behavioral