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Behavioral

3 years ago

Tell me about an instance when you took initiative.

Data ScientistData Science ManagerML Engineering ManagerData Engineering Manager

Yandex

Two Sigma

Citrix Systems

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3 years ago

Statistics

3 years ago

Assuming I pick a card from a deck at random, what's your chance of guessing it right? If you could ask whether it's red or a face card before guessing, which question would help you the most?

Data Scientist

Yandex

McAfee

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3 years ago

Behavioral

3 years ago

Share an example of a time you failed to achieve your goal

Data ScientistData Engineering ManagerUX DesignerEngineering Manager

Yandex

Chewy

SAP

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3 years ago

Statistics

3 years ago

How would you go about calculating occurrences in a Markov chain from transition probabilities?

Data Scientist

Yandex

Meta

Slack

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3 years ago

ML System DesignML CaseProduct Case

4 years ago

When building a demand forecasting model for a ride-sharing service, what data sources would you use and what factors would be included? How would you ensure that the model provides accurate forecasts?

Data Scientist

Yandex

Etsy

Twitch

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4 years ago

Behavioral

4 years ago

What is it about the Data Scientist role at Yandex that excites you the most?

Data Scientist

Yandex

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4 years ago

ML Knowledge

4 years ago

What are some real-world applications of dimensionality reduction, and how has it impacted various industries?

Data Scientist

Yandex

OpenDoor

Atlassian

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4 years ago

Statistics

4 years ago

How would you explain the concept of regression to a non-statistical professional?

Data Scientist

Yandex

Snowflake

Dollar Shave Club

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4 years ago

Coding

4 years ago

Can you craft a program that identifies the longest palindromic substring within a given string?

Data ScientistMachine Learning Engineer

Yandex

Postmates

Shutterstock

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4 years ago

ML Case

4 years ago

How do you plan to design an algorithm that specializes in the detection of objects in a given frame?

Data Scientist

Yandex

Instacart

OfferUp

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4 years ago

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