eBay vs Uber Interview Questions
eBay lists 62 LeetCode interview questions while Uber lists 362. They share 35 problems — 56% of eBay's bank and 10% of Uber's. Focus on the overlap first, then drill into 27 eBay-only and 327 Uber-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 35 overlapping problems first. These are the highest-yield questions for candidates interviewing at both eBay and Uber.
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 Uber-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: Uber skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
35 Shared Questions
High-priority problems to practice for both eBay and Uber.
| Problem | Difficulty |
|---|---|
| LRU Cache | Medium |
| Two Sum | Easy |
| Spiral Matrix | Medium |
| Top K Frequent Elements | Medium |
| Open the Lock | Medium |
| Number of Islands | Medium |
| Word Ladder | Hard |
| Set Matrix Zeroes | Medium |
| Merge Intervals | Medium |
| Valid Palindrome II | Easy |
| Valid Parentheses | Easy |
| Course Schedule | Medium |
| Longest Palindromic Substring | Medium |
| Matchsticks to Square | Medium |
| Time Based Key-Value Store | Medium |
| Group Anagrams | Medium |
| Rotting Oranges | Medium |
| Reconstruct Itinerary | Hard |
| Kth Largest Element in an Array | Medium |
| Sort Colors | Medium |
| Word Search | Medium |
| Longest Continuous Subarray With Absolute Diff Less Than or Equal to Limit | Medium |
| Generate Parentheses | Medium |
| Nearest Exit from Entrance in Maze | Medium |
| Find Peak Element | Medium |
| Merge k Sorted Lists | Hard |
| Walls and Gates | Medium |
| Top K Frequent Words | Medium |
| Clone Graph | Medium |
| Longest Substring Without Repeating Characters | Medium |
Showing top 30 of 35 shared problems.
Unique to eBay (27)
Problems in eBay's list that do not appear at Uber.
| 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 |
| Binary Tree Cameras | Hard |
| Pow(x, n) | Medium |
| Reverse Pairs | Hard |
| Sort Array By Parity | Easy |
Unique to Uber (327)
Problems in Uber's list that do not appear at eBay.
| Problem | Difficulty |
|---|---|
| Bus Routes | Hard |
| Number of Islands II | Hard |
| Squares of a Sorted Array | Easy |
| Construct Quad Tree | Medium |
| Kth Smallest Element in a BST | Medium |
| First Unique Number | Medium |
| Find the Closest Palindrome | Hard |
| Insert Delete GetRandom O(1) | Medium |
| Design Hit Counter | Medium |
| Minimum Edge Reversals So Every Node Is Reachable | Hard |
| Word Search II | Hard |
| Best Time to Buy and Sell Stock | Easy |
Frequently Asked Questions
How many LeetCode questions do eBay and Uber share?
eBay and Uber share 35 LeetCode interview questions. 27 problems appear only in eBay's list and 327 appear only in Uber's list.
What topics overlap most between eBay and Uber?
The most common shared topics between eBay and Uber are Array (19 shared questions), String (12 shared questions), Hash Table (11 shared questions), Breadth-First Search (8 shared questions), Matrix (7 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: eBay or Uber?
eBay has 10 Easy, 39 Medium, and 13 Hard questions. Uber has 45 Easy, 215 Medium, and 102 Hard questions. Uber has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both eBay and Uber?
Start with the 35 shared problems since they cover what both companies ask most often. Then add 20 eBay-specific and 20 Uber-specific questions to round out your prep.