Dropbox vs Uber Interview Questions
Dropbox lists 22 LeetCode interview questions while Uber lists 362. They share 13 problems — 59% of Dropbox's bank and 4% of Uber's. Focus on the overlap first, then drill into 9 Dropbox-only and 349 Uber-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 13 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Dropbox and Uber.
Step 2 — Company-specific depth: Add Dropbox-specific problems like Web Crawler, Web Crawler Multithreaded, Find Duplicate File in System and Uber-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: Dropbox skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
13 Shared Questions
High-priority problems to practice for both Dropbox and Uber.
| Problem | Difficulty |
|---|---|
| Simple Bank System | Medium |
| Minimize Malware Spread | Hard |
| Two Sum | Easy |
| Median of Two Sorted Arrays | Hard |
| Word Pattern | Easy |
| Word Pattern II | Medium |
| Minimize Malware Spread II | Hard |
| Design Hit Counter | Medium |
| Word Break II | Hard |
| Letter Combinations of a Phone Number | Medium |
| Design a Text Editor | Hard |
| Candy | Hard |
| Merge Intervals | Medium |
Unique to Dropbox (9)
Problems in Dropbox's list that do not appear at Uber.
| Problem | Difficulty |
|---|---|
| Web Crawler | Medium |
| Web Crawler Multithreaded | Medium |
| Find Duplicate File in System | Medium |
| Number of Valid Words for Each Puzzle | Hard |
| Game of Life | Medium |
| Seat Reservation Manager | Medium |
| Grid Illumination | Hard |
| Check If It Is a Good Array | Hard |
| Guess the Word | Hard |
Unique to Uber (349)
Problems in Uber's list that do not appear at Dropbox.
| Problem | Difficulty |
|---|---|
| Bus Routes | Hard |
| Longest Continuous Subarray With Absolute Diff Less Than or Equal to Limit | Medium |
| Alien Dictionary | Hard |
| Number of Islands | Medium |
| 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 |
| Word Search | Medium |
| Insert Delete GetRandom O(1) | Medium |
Frequently Asked Questions
How many LeetCode questions do Dropbox and Uber share?
Dropbox and Uber share 13 LeetCode interview questions. 9 problems appear only in Dropbox's list and 349 appear only in Uber's list.
What topics overlap most between Dropbox and Uber?
The most common shared topics between Dropbox and Uber are Array (9 shared questions), Hash Table (8 shared questions), String (5 shared questions), Design (3 shared questions), Backtracking (3 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Dropbox or Uber?
Dropbox has 2 Easy, 10 Medium, and 10 Hard questions. Uber has 45 Easy, 215 Medium, and 102 Hard questions. Dropbox has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Dropbox and Uber?
Start with the 13 shared problems since they cover what both companies ask most often. Then add 9 Dropbox-specific and 20 Uber-specific questions to round out your prep.