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Behavioral
3 years ago
Let me know something about the project you are most proud of.
Data ScientistTechnical Program ManagerSoftware EngineerProduct Manager

Visa

Electronic Arts

Dropbox

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3 years ago
Behavioral
3 years ago
What about the Data Scientist role at Visa is it that excites you the most?
Data Scientist

Visa

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3 years ago
ML Knowledge
3 years ago
Could you give me some concrete examples of where overfitting and underfitting are problematic in real-world situations? What are the repercussions for the accuracy and performance of models?
Data Scientist

Visa

DigitalOcean Logo

DigitalOcean

Bill.com Logo

Bill.com

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3 years ago
Statistics
3 years ago
How would you approach writing an algorithm for an X-sided dice where each face has a unique landing probability?
Data Scientist

Visa

Wayfair Logo

Wayfair

Cleo Logo

Cleo

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3 years ago
ML Knowledge
3 years ago
What exactly are overfitting and underfitting in machine learning, and why do they matter in the process of model development?
Data Scientist

Visa

Airbnb Logo

Airbnb

Cure.Fit Logo

Cure.Fit

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3 years ago
Behavioral
3 years ago
Tell me about a time when you failed at something you were aiming for.
Data ScientistProduct ManagerBackend EngineerSoftware Engineer

Visa

Okta Logo

Okta

Stitch Fix Logo

Stitch Fix

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3 years ago
ML Knowledge
3 years ago
What is your methodology for dealing with skewed datasets in performance evaluation, and what metrics do you typically use?
Data ScientistMachine Learning Engineer

Visa

SeatGeek Logo

SeatGeek

Chime Logo

Chime

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3 years ago
ML Knowledge
3 years ago
What is the importance of the ROC curve in the context of machine learning?
Data Scientist

Visa

Bosch Logo

Bosch

Slack Logo

Slack

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3 years ago
Statistics
3 years ago
For a square grid filled with numbers, what path from the top-left to the bottom-right, moving only down or right, results in the largest sum?
Data Scientist

Visa

Babylon Health Logo

Babylon Health

Zoom Logo

Zoom

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3 years ago
ML KnowledgeML Case
3 years ago
How familiar are you with implementing NLP techniques within recommender systems?
Data Scientist

Visa

Rakuten Logo

Rakuten

Cisco Logo

Cisco

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3 years ago

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*All interview questions are submitted by recent Visa Data Scientist candidates, labelled and categorized by Prepfully, and then published after being verified by Data Scientists at Visa.

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