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

Yandex

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3 years ago
ML Knowledge
3 years ago
What are some real-world applications of dimensionality reduction, and how has it impacted various industries?
Data Scientist

Yandex

OpenDoor Logo

OpenDoor

Atlassian Logo

Atlassian

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3 years ago
Statistics
3 years ago
How would you explain the concept of regression to a non-statistical professional?
Data Scientist

Yandex

Snowflake Logo

Snowflake

Dollar Shave Club Logo

Dollar Shave Club

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3 years ago
Coding
3 years ago
Can you craft a program that identifies the longest palindromic substring within a given string?
Data ScientistMachine Learning Engineer

Yandex

Postmates Logo

Postmates

Shutterstock Logo

Shutterstock

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3 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 Logo

Instacart

OfferUp Logo

OfferUp

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4 years ago
Statistics
4 years ago
Can you describe how you would estimate the probability of ordering a ride, and what assumptions are necessary for this computation? How would a confidence interval be generated for this probability?
Data Scientist

Yandex

Riot Games Logo

Riot Games

N26 Logo

N26

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4 years ago
Behavioral
4 years ago
Is there a particular reason why you would like to join Yandex?
Data Scientist

Yandex

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4 years ago
ML Knowledge
4 years ago
What is the significance of the coefficients in a logistic regression analysis?
Data Scientist

Yandex

Chegg Logo

Chegg

BetterUp Logo

BetterUp

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4 years ago

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

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