eBay vs Pinterest Interview Questions
eBay lists 62 LeetCode interview questions while Pinterest lists 49. They share 6 problems — 10% of eBay's bank and 12% of Pinterest's. Focus on the overlap first, then drill into 56 eBay-only and 43 Pinterest-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 6 overlapping problems first. These are the highest-yield questions for candidates interviewing at both eBay and Pinterest.
Step 2 — Company-specific depth: Add eBay-specific problems like LRU Cache, Remove One Element to Make the Array Strictly Increasing, Alternating Digit Sum 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
6 Shared Questions
High-priority problems to practice for both eBay and Pinterest.
| Problem | Difficulty |
|---|---|
| Top K Frequent Elements | Medium |
| Number of Islands | Medium |
| Reconstruct Itinerary | Hard |
| Reorganize String | Medium |
| Sudoku Solver | Hard |
| Find Median from Data Stream | Hard |
Unique to eBay (56)
Problems in eBay's list that do not appear at Pinterest.
| Problem | Difficulty |
|---|---|
| LRU Cache | Medium |
| Remove One Element to Make the Array Strictly Increasing | Easy |
| Alternating Digit Sum | Easy |
| Partition Equal Subset Sum | Medium |
| Binary Gap | Easy |
| Minimize Maximum Pair Sum in Array | Medium |
| Minimum Window Subsequence | Hard |
| Design Skiplist | Hard |
| Subtree of Another Tree | Easy |
| Two Sum | Easy |
| Spiral Matrix | Medium |
| Open the Lock | Medium |
Unique to Pinterest (43)
Problems in Pinterest's list that do not appear at eBay.
Frequently Asked Questions
How many LeetCode questions do eBay and Pinterest share?
eBay and Pinterest share 6 LeetCode interview questions. 56 problems appear only in eBay's list and 43 appear only in Pinterest's list.
What topics overlap most between eBay and Pinterest?
The most common shared topics between eBay and Pinterest are Array (4 shared questions), Sorting (4 shared questions), Heap (Priority Queue) (4 shared questions), Hash Table (3 shared questions), Counting (2 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: eBay or Pinterest?
eBay has 10 Easy, 39 Medium, and 13 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 eBay and Pinterest?
Start with the 6 shared problems since they cover what both companies ask most often. Then add 20 eBay-specific and 20 Pinterest-specific questions to round out your prep.