Atlassian vs Coupang Interview Questions
Atlassian lists 62 LeetCode interview questions while Coupang lists 49. They share 6 problems — 10% of Atlassian's bank and 12% of Coupang's. Focus on the overlap first, then drill into 56 Atlassian-only and 43 Coupang-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 6 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Atlassian and Coupang.
Step 2 — Company-specific depth: Add Atlassian-specific problems like Rank Teams by Votes, Stock Price Fluctuation, All O`one Data Structure and Coupang-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: Coupang skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
6 Shared Questions
High-priority problems to practice for both Atlassian and Coupang.
| Problem | Difficulty |
|---|---|
| Group Anagrams | Medium |
| Longest Substring Without Repeating Characters | Medium |
| Design Hit Counter | Medium |
| Find K Closest Elements | Medium |
| Wildcard Matching | Hard |
| LRU Cache | Medium |
Unique to Atlassian (56)
Problems in Atlassian's list that do not appear at Coupang.
| Problem | Difficulty |
|---|---|
| Rank Teams by Votes | Medium |
| Stock Price Fluctuation | Medium |
| All O`one Data Structure | Hard |
| Design Snake Game | Medium |
| Merge Intervals | Medium |
| High-Access Employees | Medium |
| Lowest Common Ancestor of a Binary Tree | Medium |
| Meeting Rooms II | Medium |
| Word Search | Medium |
| Find the Width of Columns of a Grid | Easy |
| Number of Possible Sets of Closing Branches | Hard |
| Text Justification | Hard |
Unique to Coupang (43)
Problems in Coupang's list that do not appear at Atlassian.
| Problem | Difficulty |
|---|---|
| Word Break | Medium |
| Subsets | Medium |
| Decode String | Medium |
| LFU Cache | Hard |
| Longest Substring with At Most K Distinct Characters | Medium |
| Split BST | Medium |
| Range Module | Hard |
| Find Pivot Index | Easy |
| Course Schedule | Medium |
| Design In-Memory File System | Hard |
| Unique Paths II | Medium |
| Design Twitter | Medium |
Frequently Asked Questions
How many LeetCode questions do Atlassian and Coupang share?
Atlassian and Coupang share 6 LeetCode interview questions. 56 problems appear only in Atlassian's list and 43 appear only in Coupang's list.
What topics overlap most between Atlassian and Coupang?
The most common shared topics between Atlassian and Coupang are Array (3 shared questions), Hash Table (3 shared questions), String (3 shared questions), Sorting (2 shared questions), Sliding Window (2 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Atlassian or Coupang?
Atlassian has 6 Easy, 42 Medium, and 14 Hard questions. Coupang has 2 Easy, 33 Medium, and 14 Hard questions. Coupang has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Atlassian and Coupang?
Start with the 6 shared problems since they cover what both companies ask most often. Then add 20 Atlassian-specific and 20 Coupang-specific questions to round out your prep.