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ML Case
4 years ago
Could you devise a system for promptly and effectively pinpointing objects in a visual frame?
Machine Learning Engineer

Walmart

Wayfair

NetEase

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4 years ago
ML Knowledge
4 years ago
What optimization algorithms can you list from your repertoire? How would you tackle the challenge of optimizing a problem with a million variables? What is the principle behind the simplex algorithm in optimization?
Machine Learning Engineer

Walmart

Oracle Logo

Oracle

Ubisoft Logo

Ubisoft

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4 years ago
Metrics and Experimentation
4 years ago
Imagine you're building a metric to compare two user's Netflix recommended lists of movie/tv show preferences. What factors would you prioritize in the development process?
Machine Learning Engineer

Walmart

Addepar Logo

Addepar

Stripe Logo

Stripe

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4 years ago
ML Knowledge
4 years ago
What are your thoughts on using Rectified Linear Unit as an activation function compared to other activation functions?
Machine Learning Engineer

Walmart

Stripe Logo

Stripe

Mapbox Logo

Mapbox

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4 years ago
ML Knowledge
4 years ago
Could you define log loss in the context of model evaluation?
Machine Learning EngineerData Scientist

Walmart

Grubhub Logo

Grubhub

Roku Logo

Roku

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4 years ago
ML Knowledge
4 years ago
Can you explain the distinction between SVM and Random Forest?
Machine Learning Engineer

Walmart

Canva Logo

Canva

Medallia Logo

Medallia

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4 years ago
ML KnowledgeML Case
4 years ago
Could you walk me through the process of training a machine learning model and then deploying it?
Machine Learning Engineer

Walmart

Fiverr Logo

Fiverr

New Relic Logo

New Relic

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4 years ago
ML CaseML System DesignProduct Case
4 years ago
If you were tasked with building a system for monitoring server data and alerting users of any anomalies, what steps would you take to accomplish this?
Machine Learning Engineer

Walmart

Wealthfront Logo

Wealthfront

Palantir Technologies Logo

Palantir Technologies

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4 years ago
ML CaseML System DesignProduct Case
4 years ago
In creating a demand forecasting model for a ride-sharing service, which factors and data sources would you prioritize, and why? What steps would you take to validate the model and ensure its accuracy?
Machine Learning Engineer

Walmart

Udemy Logo

Udemy

Grab Logo

Grab

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4 years ago
Behavioral
4 years ago
How do you describe the progression of a typical ML initiative from start to finish?
Machine Learning Engineer

Walmart

Rubrik Logo

Rubrik

Rakuten Logo

Rakuten

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4 years ago

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

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