eBay vs PayPal Interview Questions
eBay lists 62 LeetCode interview questions while PayPal lists 105. They share 22 problems — 35% of eBay's bank and 21% of PayPal's. Focus on the overlap first, then drill into 40 eBay-only and 83 PayPal-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 22 overlapping problems first. These are the highest-yield questions for candidates interviewing at both eBay and PayPal.
Step 2 — Company-specific depth: Add eBay-specific problems like Remove One Element to Make the Array Strictly Increasing, Alternating Digit Sum, Partition Equal Subset Sum and PayPal-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: eBay skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
22 Shared Questions
High-priority problems to practice for both eBay and PayPal.
| Problem | Difficulty |
|---|---|
| LRU Cache | Medium |
| Two Sum | Easy |
| Spiral Matrix | Medium |
| Top K Frequent Elements | Medium |
| Number of Islands | Medium |
| Merge Intervals | Medium |
| Valid Parentheses | Easy |
| Course Schedule | Medium |
| Longest Palindromic Substring | Medium |
| Group Anagrams | Medium |
| 3Sum | Medium |
| Rotting Oranges | Medium |
| Kth Largest Element in an Array | Medium |
| Sort Colors | Medium |
| Word Search | Medium |
| Maximal Square | Medium |
| Nearest Exit from Entrance in Maze | Medium |
| Find Peak Element | Medium |
| Top K Frequent Words | Medium |
| Longest Substring Without Repeating Characters | Medium |
| Product of Array Except Self | Medium |
| Find Median from Data Stream | Hard |
Unique to eBay (40)
Problems in eBay's list that do not appear at PayPal.
| Problem | Difficulty |
|---|---|
| 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 |
| Open the Lock | Medium |
| Binary Tree Cameras | Hard |
| Word Ladder | Hard |
| Pow(x, n) | Medium |
Unique to PayPal (83)
Problems in PayPal's list that do not appear at eBay.
Frequently Asked Questions
How many LeetCode questions do eBay and PayPal share?
eBay and PayPal share 22 LeetCode interview questions. 40 problems appear only in eBay's list and 83 appear only in PayPal's list.
What topics overlap most between eBay and PayPal?
The most common shared topics between eBay and PayPal are Array (16 shared questions), Sorting (8 shared questions), Hash Table (6 shared questions), Matrix (6 shared questions), String (6 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: eBay or PayPal?
eBay has 10 Easy, 39 Medium, and 13 Hard questions. PayPal has 19 Easy, 69 Medium, and 17 Hard questions. eBay has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both eBay and PayPal?
Start with the 22 shared problems since they cover what both companies ask most often. Then add 20 eBay-specific and 20 PayPal-specific questions to round out your prep.