Prepfully logo
  • Browse Coaches
  • Login
BetaTry Out Our New AI Mock Interviewer – Your Smartest Way to Ace Any Interview!Try Our AI Mock Interviewer
Try Now
NewRegister as a coach and get a $100 bonus on your first completed session if you're on the Prepfully Request for Coaches list.Coach $100 Bonus
Read More
LimitedEaster Deal: Heavy discounts on all Prepfully sessions.Easter Deal: Discounts
Book Now

Your AI Wingman for your next interview

The most comprehensive bank Interview Answer Review tooling available online.

Cutting-edge AI technology meets personalized feedback. Improve your interview answers with insightful guidance provided by a model trained against more than a million human-labelled interview answers.
  • Company rubrics
  • Role-level optimisations
  • Trained on 1mil+ answers
Product Case
2 years ago
How would you plan an experiment to investigate the addition of new emotional response buttons (e.g., 'care', 'sad') to Meta's existing 'Comment' and 'Like' options? Can you describe the development of an A/B test for this experiment?
Data Scientist

Square

Dropbox

Gusto

Test with AI interviewer
Get answer reviewed by AI
2 years ago
ML Knowledge
2 years ago
Can you walk me through the steps of constructing your own KNN classifier?
Data Scientist

Square

Fiverr Logo

Fiverr

Zalora Logo

Zalora

Test with AI interviewer
Get answer reviewed by AI
2 years ago
Statistics
2 years ago
Do you believe there are any innate properties of a coin that might make it more susceptible to bias?
Data Scientist

Square

Segment Logo

Segment

Curve Logo

Curve

Test with AI interviewer
Get answer reviewed by AI
2 years ago
Coding
2 years ago
Can you explain why an LRU cache might be useful in a program?
Data Scientist

Square

BuzzFeed Logo

BuzzFeed

Samsara Logo

Samsara

Test with AI interviewer
Get answer reviewed by AI
2 years ago
Behavioral
2 years ago
Tell me about a time when you led a team
Data ScientistBackend EngineerProduct ManagerTechnical Program Manager

Square

Workiva Logo

Workiva

Udacity Logo

Udacity

Test with AI interviewer
Get answer reviewed by AI
2 years ago
Statistics
2 years ago
Can you describe the process of debiasing a data set?
Data Scientist

Square

Flexport Logo

Flexport

Yandex Logo

Yandex

Test with AI interviewer
Get answer reviewed by AI
2 years ago
ML Knowledge
2 years ago
What strengths and weaknesses does the SVM algorithm have?
Data Scientist

Square

BuzzFeed Logo

BuzzFeed

Ubisoft Logo

Ubisoft

Test with AI interviewer
Get answer reviewed by AI
2 years ago
BehavioralTechnical
2 years ago
What did you learn from a craft conference you attended recently?
Data ScientistData Engineering ManagerUX DesignerEngineering Manager
Squarespace Logo

Squarespace

Square

LendingClub Logo

LendingClub

Test with AI interviewer
Get answer reviewed by AI
2 years ago
Metrics and Experimentation
2 years ago
If you were tasked with building a metric to compare two user's Netflix recommended lists of movie/tv show preferences, how would you approach this challenge?
Data Scientist

Square

Segment Logo

Segment

Capital One Logo

Capital One

Test with AI interviewer
Get answer reviewed by AI
2 years ago
ML Knowledge
2 years ago
How to deal with categorical data with high cardinality ?
Data Scientist

Square

Infineon Logo

Infineon

Pinterest Logo

Pinterest

Test with AI interviewer
Get answer reviewed by AI
2 years ago

Question of the week

We'll send you a weekly question to practice for:

Showing 81 to 90 of 174 results

Previous7891011Next

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

  • ML Engineer Interview
  • Intel Verification Engineer Interview Guide
  • Qualcomm Verification Engineer Interview Guide
  • Infosys Systems Engineer Interview Guide
  • Embedded Engineer Interview Preparation
  • Samsung Verification Engineer Interview
  • Company
  • FAQs
  • Contact Us
  • Become An Expert
  • Services
  • Practice Interviews
  • Interview Guides
  • Interview Questions
  • Watch Recorded Interviews
  • Gift sessions
  • AI Interview
  • Social
  • Twitter
  • Facebook
  • LinkedIn
  • YouTube
  • Legal
  • Terms & Conditions
  • Privacy Policy
  • Illustrations by Storyset

© 2025 Prepfully. All rights reserved.

Prepfully logo

Please log in to view more questions.

Not a member yet? Sign up for free.