Questions that have appeared at pinterest for an engineering (Case Study) interview.

1. System Design

Question: How would you design a feature to recommend related pins to users?

Question: How would you design a system to handle the high volume of image uploads Pinterest receives daily?

Question: How would you go about designing a system to store and retrieve billions of pins efficiently?

2. Scalability and Performance

Question: How would you optimize the performance of Pinterest's home feed?

Question: Discuss how you would improve the scalability of our notification system to handle millions of users.

Question: How would you ensure the search functionality remains fast and efficient as the number of pins and users increases?

3. Data Management

Question: How would you ensure data consistency across different Pinterest services?

Question: How would you design a system to quickly query user engagement data for specific pins?

Question: How would you approach the challenge of managing user data across multiple regions?

4. Product Development

Question: How would you approach developing a new feature for Pinterest, from ideation to rollout?

Question: If there were complaints about a specific feature's performance, how would you go about diagnosing and addressing the issue?

Question: How would you manage the process of transitioning a feature from a small-scale test to a full-scale roll out to all users?