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Coding

6 months ago

How do you approach building a binary tree from specific preorder and inorder traversals?

Data Scientist

Asana

Nubank

eBay

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6 months ago

Behavioral

6 months ago

Describe a time you disagreed with a coworker but had to cooperate to get a project done.

Data ScientistData Engineering ManagerEngineering ManagerUX Designer

Amazon

Palantir Technologies

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6 months ago

Coding

6 months ago

Share with me your thought process on implementing the two sum problem using a hash table in O(n) time complexity.

Data Scientist

Spotify

Square

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6 months ago

Analytics Case

6 months ago

In the event of a 15% decrease in the number of notifications being sent, what would be your plan of action?

Data Scientist

Spotify

Apple

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6 months ago

Behavioral

6 months ago

Please tell us about a time when you made a big mistake at work.

Data ScientistData Engineering ManagerUX ResearcherEngineering Manager

DoorDash

TikTok

Shopify

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6 months ago

Behavioral

6 months ago

Where do you find yourself in terms of balancing your current workload?

Data ScientistFull Stack Software EngineerFrontend EngineerQuality Assurance Engineer

Palantir Technologies

Flexport

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6 months ago

ML Knowledge

6 months ago

What is k-means clustering? Does it find a global optimum? Implement k-means clustering, with inputs an N*D matrix and outputs k N_i*D matrices.

Data Scientist

Flexport

Amazon

Outbrain

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6 months ago

Behavioral

6 months ago

How do you cope with your work load in your present company?

Data ScientistFull Stack Software EngineerFrontend EngineerQuality Assurance Engineer

Palantir Technologies

Flexport

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6 months ago

Behavioral

6 months ago

I'd like to learn something about you that isn't on your resume.

Data ScientistEngineering ManagerUX DesignerUX Researcher

Stripe

Apple

Netflix

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6 months ago

ML Knowledge

6 months ago

As an expert on linear regression, can you explain the fundamental assumptions of this modeling technique and why they are necessary for an accurate interpretation of results?

Data Scientist

Asana

Snap

GoDaddy

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6 months ago

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Amazon

Data Scientist

Prepare for Behavioral interview at Amazon

Behavioral

Google

Data Scientist

Prepare for Behavioral interview at Google

Behavioral

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Data Scientist

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Data Scientist

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Data Scientist

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