Adobe vs MongoDB Interview Questions
Adobe lists 148 LeetCode interview questions while MongoDB lists 24. They share 5 problems — 3% of Adobe's bank and 21% of MongoDB's. Focus on the overlap first, then drill into 143 Adobe-only and 19 MongoDB-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 5 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Adobe and MongoDB.
Step 2 — Company-specific depth: Add Adobe-specific problems like Two Sum, Group Anagrams, Special Binary String and MongoDB-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: MongoDB skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
5 Shared Questions
High-priority problems to practice for both Adobe and MongoDB.
| Problem | Difficulty |
|---|---|
| Merge Intervals | Medium |
| LRU Cache | Medium |
| Lowest Common Ancestor of a Binary Tree | Medium |
| Search in Rotated Sorted Array | Medium |
| Sliding Window Maximum | Hard |
Unique to Adobe (143)
Problems in Adobe's list that do not appear at MongoDB.
| Problem | Difficulty |
|---|---|
| Two Sum | Easy |
| Group Anagrams | Medium |
| Special Binary String | Hard |
| Longest Substring Without Repeating Characters | Medium |
| Majority Element | Easy |
| Add Two Numbers | Medium |
| Median of Two Sorted Arrays | Hard |
| 3Sum | Medium |
| Reverse Linked List | Easy |
| Smallest Range II | Medium |
| Climbing Stairs | Easy |
| Nim Game | Easy |
Unique to MongoDB (19)
Problems in MongoDB's list that do not appear at Adobe.
| Problem | Difficulty |
|---|---|
| Word Break | Medium |
| Implement Trie (Prefix Tree) | Medium |
| Snapshot Array | Medium |
| Intersection of Two Arrays | Easy |
| Text Justification | Hard |
| Merge k Sorted Lists | Hard |
| Convert JSON String to Object | Hard |
| Insert Interval | Medium |
| Web Crawler Multithreaded | Medium |
| Stock Price Fluctuation | Medium |
| Course Schedule II | Medium |
| Merge Two Binary Trees | Easy |
Frequently Asked Questions
How many LeetCode questions do Adobe and MongoDB share?
Adobe and MongoDB share 5 LeetCode interview questions. 143 problems appear only in Adobe's list and 19 appear only in MongoDB's list.
What topics overlap most between Adobe and MongoDB?
The most common shared topics between Adobe and MongoDB are Array (3 shared questions), Sorting (1 shared questions), Hash Table (1 shared questions), Linked List (1 shared questions), Design (1 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Adobe or MongoDB?
Adobe has 34 Easy, 93 Medium, and 21 Hard questions. MongoDB has 3 Easy, 15 Medium, and 6 Hard questions. MongoDB has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Adobe and MongoDB?
Start with the 5 shared problems since they cover what both companies ask most often. Then add 20 Adobe-specific and 19 MongoDB-specific questions to round out your prep.