LinkedIn vs Pinterest Interview Questions
LinkedIn lists 141 LeetCode interview questions while Pinterest lists 49. They share 11 problems — 8% of LinkedIn's bank and 22% of Pinterest's. Focus on the overlap first, then drill into 130 LinkedIn-only and 38 Pinterest-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 11 overlapping problems first. These are the highest-yield questions for candidates interviewing at both LinkedIn and Pinterest.
Step 2 — Company-specific depth: Add LinkedIn-specific problems like Max Stack, Nested List Weight Sum II, All O`one Data Structure and Pinterest-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: Pinterest skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
11 Shared Questions
High-priority problems to practice for both LinkedIn and Pinterest.
| Problem | Difficulty |
|---|---|
| Find the Celebrity | Medium |
| Number of Islands | Medium |
| Find First and Last Position of Element in Sorted Array | Medium |
| Letter Combinations of a Phone Number | Medium |
| Sparse Matrix Multiplication | Medium |
| Accounts Merge | Medium |
| Possible Bipartition | Medium |
| Combination Sum | Medium |
| Dot Product of Two Sparse Vectors | Medium |
| Expression Add Operators | Hard |
| Maximum Profit in Job Scheduling | Hard |
Unique to LinkedIn (130)
Problems in LinkedIn's list that do not appear at Pinterest.
| Problem | Difficulty |
|---|---|
| Max Stack | Hard |
| Nested List Weight Sum II | Medium |
| All O`one Data Structure | Hard |
| Word Ladder | Hard |
| Nested List Weight Sum | Medium |
| Design Authentication Manager | Medium |
| Find Leaves of Binary Tree | Medium |
| Shortest Word Distance II | Medium |
| Maximum Subarray | Medium |
| Max Consecutive Ones III | Medium |
| Valid Parentheses | Easy |
| Maximum Product Subarray | Medium |
Unique to Pinterest (38)
Problems in Pinterest's list that do not appear at LinkedIn.
Frequently Asked Questions
How many LeetCode questions do LinkedIn and Pinterest share?
LinkedIn and Pinterest share 11 LeetCode interview questions. 130 problems appear only in LinkedIn's list and 38 appear only in Pinterest's list.
What topics overlap most between LinkedIn and Pinterest?
The most common shared topics between LinkedIn and Pinterest are Array (7 shared questions), Hash Table (4 shared questions), Depth-First Search (3 shared questions), Breadth-First Search (3 shared questions), Union Find (3 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: LinkedIn or Pinterest?
LinkedIn has 25 Easy, 90 Medium, and 26 Hard questions. Pinterest has 1 Easy, 29 Medium, and 19 Hard questions. Pinterest has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both LinkedIn and Pinterest?
Start with the 11 shared problems since they cover what both companies ask most often. Then add 20 LinkedIn-specific and 20 Pinterest-specific questions to round out your prep.