Pinterest Interview Questions and Guide

Graph traversal, recommendation feed systems, large-scale key-value stores, and clean coding with unit tests.

The Pinterest interview loop

1. Recruiter screen
2. Technical phone screen
3. Onsite: 2 coding rounds, 1 system design / architecture, 1 values & collaboration

Pinterest interview questions

• Design a News Feed
• Design Search Autocomplete
• Design Meta Post Privacy
• Design Instagram
• Design Twitter Search
• Design Reddit
• Design TikTok (For You Feed)
• Longest Substring Without Repeating Characters
• Is Subsequence
• Add Two Numbers II
• Bus Routes
• Design A Leaderboard
• Reconstruct Itinerary
• Expression Add Operators
• Optimal Account Balancing
• Meeting Scheduler
• Employee Free Time
• Word Search II
• Longest Word in Dictionary
• Design Search Autocomplete System
• Multiply Strings
• What are you looking for in your next team?
• Tell me about a project you drove from idea to launch
• Tell me about a time you had to change direction mid-project
• Tell me about a time you advocated for users