Google System Design Interview Questions

Review this list of 71 Google System Design interview questions and answers verified by hiring managers and candidates.

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Design a load balancer.
2 years ago1 answer
What does MTBF mean and why is it necessary?
5 years ago4 answers
Design a system that collects logs and metrics from many source systems, processes them by dimensions like location, customer, and data type, and serves them to downstream consumers.
4 months ago
Design a sentence autocomplete suggestion system. Example: Input - 'I hope you feel', Output - 'better soon'. This system is used in applications like Gmail, Google Docs, and Hangouts.
4 years ago1 answer
How would you price a self-driving car?
5 years ago2 answers
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If the data set is too large to fit in memory on one machine and you have multiple workers, how would you sort it?
4 months ago
How would Google enter the food delivery space?
2 years ago2 answers
Improve a given system with your specialization: recommendations, natural language processing, or computer vision.
3 years ago
How would you design a LinkedIn-like system that instantly shows whether a profile is a first-, second-, or third-level connection for a user at very large scale?
4 months ago
How do concurrent user flows work in Google Docs?
5 years ago1 answer
How would you improve Google Translate?
5 years ago3 answers
Design a product similar to Google Docs for photo editing collaboration.
5 years ago2 answers
How would you price the Amazon Kindle at launch?
4 years ago1 answer
You received user feedback that Yelp's restaurant recommendation is not personal enough. What would you do?
4 years ago1 answer
Design a smart refrigerator.
4 years ago3 answers
Design a bookshelf for elderly people.
5 years ago2 answers
Design a system for doctors to upload X-rays and get ML results for preliminary diagnosis.
4 years ago
Pick an airport and estimate the number of people going through the security scan every day.
4 years ago1 answer
How would you design an autocomplete search results page?
5 years ago1 answer
Estimate the storage needed for a day's worth of information from your brain.
5 years ago2 answers

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Google System Design Interview Questions

Design a load balancer.

What does MTBF mean and why is it necessary?

Design a system that collects logs and metrics from many source systems, processes them by dimensions like location, customer, and data type, and serves them to downstream consumers.

Design a sentence autocomplete suggestion system. Example: Input - 'I hope you feel', Output - 'better soon'. This system is used in applications like Gmail, Google Docs, and Hangouts.

How would you price a self-driving car?

If the data set is too large to fit in memory on one machine and you have multiple workers, how would you sort it?

How would Google enter the food delivery space?

Improve a given system with your specialization: recommendations, natural language processing, or computer vision.

How would you design a LinkedIn-like system that instantly shows whether a profile is a first-, second-, or third-level connection for a user at very large scale?

How do concurrent user flows work in Google Docs?

How would you improve Google Translate?

Design a product similar to Google Docs for photo editing collaboration.

How would you price the Amazon Kindle at launch?

You received user feedback that Yelp's restaurant recommendation is not personal enough. What would you do?

Design a smart refrigerator.

Design a bookshelf for elderly people.

Design a system for doctors to upload X-rays and get ML results for preliminary diagnosis.

Pick an airport and estimate the number of people going through the security scan every day.

How would you design an autocomplete search results page?

Estimate the storage needed for a day's worth of information from your brain.

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