J'ai postulé en ligne. Le processus a pris 2 semaines. J'ai passé un entretien chez Visa Inc.
Entretien
The first round was with the director of data science, followed by a one hour technical data science project walkthrough for a panel of data scientists on the team and followup questions about ML fundamentals. I received the offer within two weeks of being contacted for first round.
Questions d'entretien [1]
Question 1
What is the difference between bias and variance? How do you handle imbalanced data? Describe how an XGBoost model makes predictions.
J'ai postulé en ligne. J'ai passé un entretien chez Visa Inc.
Entretien
There was an Online Assessment containing two questions: one SQL and one Python. If you pass, they reach out to schedule a recruiter call. The technical and behavioral rounds follow that.
J'ai passé un entretien chez Visa Inc. (Austin, TX)
Entretien
1 SQL, 1 Machine learning question, used logistic regression to make a classifier that determined if someone would buy a product or not. The SQL question was alright, This was hackerank.
Questions d'entretien [1]
Question 1
SQL question asked about combining two tables, making a new column, and filtering by date, overall very standard first question.
I received the phone call from HR (about 15 minutes). Checked about the location, time and etc. Then went over the project experience about ML, Python & SQL, and some AI or LLM based projects.
