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System Design
3 years ago
What strategies would you employ to handle different types of anomalies (point, contextual, collective) in your detection system?
Machine Learning Engineer

Fitbit

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3 years ago
Coding
3 years ago
How would you create a set of 1000 data points following a normal distribution with given mean and variance in R, analyze the descriptive statistics, and visualize with a density plot? Then, could you perform the same operations in Python on Codility's code editor?
Machine Learning Engineer

Fitbit

Peek

Bloomberg

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3 years ago
Coding
4 years ago
What computational strategy would you utilize to segregate fake and real news content, and could you enact it?
Machine Learning Engineer

Fitbit

Coursera Logo

Coursera

Samsara Logo

Samsara

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4 years ago
System Design
4 years ago
Develop a session management system for web applications.
Machine Learning Engineer

Fitbit

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4 years ago
System Design
4 years ago
Develop a system for fast-paced real-time multiplayer games.
Machine Learning Engineer

Fitbit

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4 years ago
ML Knowledge
4 years ago
How would you describe the time complexity characteristic of SVM training? Can you describe the time complexity for the inference phase in SVMs? Can you compare the time complexities for training and inference in SVMs with linear and RBF kernels?
Machine Learning Engineer

Fitbit

Mayo Clinic Logo

Mayo Clinic

ASML Logo

ASML

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4 years ago
ML Knowledge
4 years ago
How familiar are you with XGBoosting and its capabilities?
Machine Learning Engineer

Fitbit

New Relic Logo

New Relic

GitHub Logo

GitHub

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4 years ago
ML Knowledge
4 years ago
What are the benefits of SGD's convergence properties over those of standard gradient descent?
Machine Learning Engineer

Fitbit

Squarespace Logo

Squarespace

Verizon Logo

Verizon

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4 years ago
Coding
4 years ago
How would you execute a binary search in code and describe the time complexity? Moreover, can the search be enhanced?
Machine Learning Engineer

Fitbit

American Express Logo

American Express

ThoughtWorks Logo

ThoughtWorks

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4 years ago
Coding
5 years ago
Could you outline an algorithm for decoding strings with hierarchical nested parentheses?
Machine Learning Engineer

Fitbit

Mapbox Logo

Mapbox

LiveRamp Logo

LiveRamp

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5 years ago

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

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