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ML Knowledge
9 months ago
Could you explain the relevance of the ROC curve in machine learning?
Data Scientist

Klarna

Bosch

Slack

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9 months ago
ML Knowledge
9 months ago
Can you explain the rationale behind the ROC curve and what AUC stands for?
Data Scientist

Klarna

Mailchimp Logo

Mailchimp

Microsoft Logo

Microsoft

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9 months ago
SQL
9 months ago
Walk me through a scenario where the data in the first three columns tells a different story than the data in the last three.
Data Scientist

Klarna

Brex Logo

Brex

Whatsapp Logo

Whatsapp

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9 months ago
SQL
9 months ago
Could you describe how you calculate the rolling average for a metric over a particular time length?
Data Scientist

Klarna

Riot Games Logo

Riot Games

Expedia Logo

Expedia

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9 months ago
ML Knowledge
10 months ago
In what scenarios is an ROC curve most useful? Could you explain the difference in approach between bagging and boosting algorithms?
Data ScientistMachine Learning Engineer

Klarna

Zillow Logo

Zillow

Wish Logo

Wish

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10 months ago
Behavioral
a year ago
Describe a time when you made an unpopular decision.
Data ScientistTechnical Program ManagerSoftware EngineerProduct Manager

Klarna

Pristyn Care Logo

Pristyn Care

Ofbusiness Logo

Ofbusiness

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a year ago
Behavioral
a year ago
I want to hear about a time you failed to achieve something you set out to do.
Data ScientistProduct ManagerBackend EngineerSoftware Engineer

Klarna

Okta Logo

Okta

Stitch Fix Logo

Stitch Fix

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a year ago
Behavioral
a year ago
Tell me about a time when you had to compromise
Data ScientistFull Stack Software EngineerProgram ManagerFrontend Engineer

Klarna

Zscaler Logo

Zscaler

ETRADE Logo

ETRADE

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a year ago
Behavioral
a year ago
Why would you be a good match for Klarna?
Data Scientist

Klarna

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a year ago
Behavioral
a year ago
What about the Data Scientist role at Klarna is it that excites you the most?
Data Scientist

Klarna

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a year ago

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

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