Dropbox vs Epam Systems Interview Questions
Dropbox lists 22 LeetCode interview questions while Epam Systems lists 46. They share 3 problems — 14% of Dropbox's bank and 7% of Epam Systems's. Focus on the overlap first, then drill into 19 Dropbox-only and 43 Epam Systems-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 3 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Dropbox and Epam Systems.
Step 2 — Company-specific depth: Add Dropbox-specific problems like Simple Bank System, Minimize Malware Spread, Web Crawler and Epam Systems-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
3 Shared Questions
High-priority problems to practice for both Dropbox and Epam Systems.
| Problem | Difficulty |
|---|---|
| Two Sum | Easy |
| Median of Two Sorted Arrays | Hard |
| Merge Intervals | Medium |
Unique to Dropbox (19)
Problems in Dropbox's list that do not appear at Epam Systems.
| Problem | Difficulty |
|---|---|
| Simple Bank System | Medium |
| Minimize Malware Spread | Hard |
| 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 |
| Word Pattern | Easy |
| Word Pattern II | Medium |
| Seat Reservation Manager | Medium |
| Minimize Malware Spread II | Hard |
| Design Hit Counter | Medium |
Unique to Epam Systems (43)
Problems in Epam Systems's list that do not appear at Dropbox.
| Problem | Difficulty |
|---|---|
| Longest Substring Without Repeating Characters | Medium |
| Minimum Operations to Make a Uni-Value Grid | Medium |
| Valid Parentheses | Easy |
| Move Zeroes | Easy |
| Longest Common Prefix | Easy |
| Longest Palindromic Substring | Medium |
| Merge Sorted Array | Easy |
| Valid Anagram | Easy |
| Best Time to Buy and Sell Stock | Easy |
| Group Anagrams | Medium |
| Rotate Array | Medium |
| Reverse String | Easy |
Frequently Asked Questions
How many LeetCode questions do Dropbox and Epam Systems share?
Dropbox and Epam Systems share 3 LeetCode interview questions. 19 problems appear only in Dropbox's list and 43 appear only in Epam Systems's list.
What topics overlap most between Dropbox and Epam Systems?
The most common shared topics between Dropbox and Epam Systems are Array (3 shared questions), Hash Table (1 shared questions), Binary Search (1 shared questions), Divide and Conquer (1 shared questions), Sorting (1 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Dropbox or Epam Systems?
Dropbox has 2 Easy, 10 Medium, and 10 Hard questions. Epam Systems has 16 Easy, 27 Medium, and 3 Hard questions. Dropbox has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Dropbox and Epam Systems?
Start with the 3 shared problems since they cover what both companies ask most often. Then add 19 Dropbox-specific and 20 Epam Systems-specific questions to round out your prep.