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Coding
2 years ago
Could you produce 1000 data points in R with a normal distribution, defined mean, and variance, analyze the dataset summary, and plot its density? Also, show how to do this in a Python environment on Codility.
Machine Learning Engineer
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MongoDB

Waymo Logo

Waymo

Pandora Logo

Pandora

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2 years ago
System Design
2 years ago
How would you approach designing an in-app purchase system that works offline and syncs when online?
Machine Learning Engineer
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MongoDB

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2 years ago
ML Knowledge
2 years ago
When it comes to hyperparameter tuning, there are two popular methods: grid search CV and random search CV. Can you discuss the differences between these two approaches?
Machine Learning Engineer
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MongoDB

Twitter Logo

Twitter

Rubrik Logo

Rubrik

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2 years ago
System Design
2 years ago
Design a high-performance distributed caching service.
Machine Learning Engineer
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MongoDB

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2 years ago
Coding
2 years ago
How would you code a text-wrapping function that respects space-delimited words within a character limit?
Machine Learning Engineer
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MongoDB

Intel Logo

Intel

Hitachi Logo

Hitachi

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2 years ago
Product CaseML Case
2 years ago
Can you explain your methodology for predicting a customer's lifetime value?
Machine Learning Engineer
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MongoDB

GitHub Logo

GitHub

Fiverr Logo

Fiverr

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2 years ago
ML Knowledge
2 years ago
When reporting machine learning results, what approaches do you think work best for ensuring that stakeholders understand the findings?
Machine Learning Engineer
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MongoDB

Netflix Logo

Netflix

Visa Logo

Visa

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2 years ago
ML Knowledge
2 years ago
Could you compare and contrast the applications of a confusion matrix and an ROC curve in model evaluation?
Machine Learning EngineerData Scientist
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MongoDB

SurveyMonkey Logo

SurveyMonkey

NerdWallet Logo

NerdWallet

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2 years ago
Coding
2 years ago
What steps would you take if you had to generate i.i.d. draws from a given distribution X when only having access to a random number generator?
Machine Learning Engineer
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MongoDB

IBM Logo

IBM

Intel Logo

Intel

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2 years ago
ML CaseProduct Case
2 years ago
What's your concept for a recommendation algorithm based on user's listening activity, and which listening history features would you model?
Machine Learning Engineer
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MongoDB

Hootsuite Logo

Hootsuite

Addepar Logo

Addepar

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2 years ago

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*All interview questions are submitted by recent MongoDB Machine Learning Engineer candidates, labelled and categorized by Prepfully, and then published after being verified by Machine Learning Engineers at MongoDB.

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