Interview questions

140 questions

Given a biased coin function, write another function to make it return heads or tails with equal probability.

TechnicalML Engineer

You are a PM at Yelp. How would you detect fake reviews?

Should LinkedIn develop live video features?

How would you perform a lookup in SQL?

Design a guest experience for YouTube.

Explain the relationship between the log-likelihood loss function for logistic regression and maximum likelihood estimation.

BehavioralML Engineer

How would you design the YouTube landing page?

Find the k-th smallest and k-th largest element in a binary search tree (BST).

You're a PM at LinkedIn looking to build reactions. How would you approach this?

You're developing a new feature for a product. What steps would you take to bring it to market?

Why did Facebook buy Instagram?

What factors would you consider when planning a strategy for a new feature for contractors and freelancers?

Tell me about a time when you built an excellent product or feature.

Tell me about experimentations you've conducted on a previous product.

Print all combinations of numbers from 1 to n that sum to n.

What could be the drivers for LinkedIn's performance in different markets?

Explain cross-validation and testing in logistic regression.

BehavioralML Engineer

Serialize and deserialize binary tree

Given an array of integers, find a tuple of three integers that can form a triangle.

TechnicalML Engineer

What are some of the best practices you've observed from PMs you've worked with?