Amazon vs PayPal Interview Questions
Amazon lists 1,968 LeetCode interview questions while PayPal lists 105. They share 89 problems — 5% of Amazon's bank and 85% of PayPal's. Focus on the overlap first, then drill into 1,879 Amazon-only and 16 PayPal-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 89 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Amazon and PayPal.
Step 2 — Company-specific depth: Add Amazon-specific problems like Add Two Numbers, Reorganize String, Merge k Sorted Lists and PayPal-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: Amazon skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
89 Shared Questions
High-priority problems to practice for both Amazon and PayPal.
| Problem | Difficulty |
|---|---|
| Two Sum | Easy |
| LRU Cache | Medium |
| Trapping Rain Water | Hard |
| Number of Islands | Medium |
| Longest Substring Without Repeating Characters | Medium |
| Best Time to Buy and Sell Stock | Easy |
| Group Anagrams | Medium |
| 3Sum | Medium |
| Longest Palindromic Substring | Medium |
| Merge Intervals | Medium |
| Container With Most Water | Medium |
| Median of Two Sorted Arrays | Hard |
| Koko Eating Bananas | Medium |
| Valid Parentheses | Easy |
| Course Schedule | Medium |
| Rotting Oranges | Medium |
| Subarray Sum Equals K | Medium |
| Search in Rotated Sorted Array | Medium |
| Top K Frequent Elements | Medium |
| Maximum Subarray | Medium |
| Longest Consecutive Sequence | Medium |
| Product of Array Except Self | Medium |
| Jump Game | Medium |
| Climbing Stairs | Easy |
| House Robber | Medium |
| Word Search | Medium |
| Spiral Matrix | Medium |
| Valid Anagram | Easy |
| Rotate Image | Medium |
| Coin Change | Medium |
Showing top 30 of 89 shared problems.
Unique to Amazon (1,879)
Problems in Amazon's list that do not appear at PayPal.
| Problem | Difficulty |
|---|---|
| Add Two Numbers | Medium |
| Reorganize String | Medium |
| Merge k Sorted Lists | Hard |
| Longest Common Prefix | Easy |
| Merge Sorted Array | Easy |
| Copy List with Random Pointer | Medium |
| Lowest Common Ancestor of a Binary Tree | Medium |
| Generate Parentheses | Medium |
| Palindrome Number | Easy |
| Word Ladder | Hard |
| Majority Element | Easy |
| Merge Two Sorted Lists | Easy |
Unique to PayPal (16)
Problems in PayPal's list that do not appear at Amazon.
Frequently Asked Questions
How many LeetCode questions do Amazon and PayPal share?
Amazon and PayPal share 89 LeetCode interview questions. 1879 problems appear only in Amazon's list and 16 appear only in PayPal's list.
What topics overlap most between Amazon and PayPal?
The most common shared topics between Amazon and PayPal are Array (23 shared questions), Hash Table (8 shared questions), Dynamic Programming (8 shared questions), String (6 shared questions), Matrix (5 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Amazon or PayPal?
Amazon has 527 Easy, 1074 Medium, and 367 Hard questions. PayPal has 19 Easy, 69 Medium, and 17 Hard questions. Amazon has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Amazon and PayPal?
Start with the 89 shared problems since they cover what both companies ask most often. Then add 20 Amazon-specific and 16 PayPal-specific questions to round out your prep.