Interview questions

4,475 questions

Write functions to serialize and deserialize a list of strings.

Google has just launched a new generational elevator. How would you convince customers to buy the product?

Microsoft2y ago

Explain what a blockchain is as if to a five-year-old.

A resource from another team says they lack time for an important project. How will you resolve this?

How have you persuaded others to take action?

Tell me about your biggest failure.

Design a streaming service like Netflix.

System designSWE

Describe a challenging project you worked on and what made it difficult.

You are a startup with the technology that translates speech/text to animal language. How do you take this to market?

Management wants to increase the development team's productivity by 25%. How would you approach this problem?

Sierra AI1mo ago

A large enterprise customer wants to integrate Sierra, what would you build first and why?

Should Facebook consolidate its messaging applications?

Tell me about a mistake you made and what you learned from it.

BehavioralData Engineer

Should Agoda launch a subscription service called 'Agoda Prime'?

Microsoft2y ago

Tell me about a time you helped someone else succeed. Have you ever succeeded because of someone else's help?

How would you measure the success of a local ads product at launch?

Design live commenting for Facebook.

System designEM

Given the root of a binary tree, return the length of the diameter of the tree.

Design Facebook Marketplace.

System designML Engineer

You're a PM at the Department of Motor Vehicles (DMV). What improvements would you make to their services?