Coupang vs Microsoft Interview Questions
Coupang lists 49 LeetCode interview questions while Microsoft lists 192. They share 20 problems — 41% of Coupang's bank and 10% of Microsoft's. Focus on the overlap first, then drill into 29 Coupang-only and 172 Microsoft-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 20 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Coupang and Microsoft.
Step 2 — Company-specific depth: Add Coupang-specific problems like Decode String, LFU Cache, Split BST and Microsoft-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
20 Shared Questions
High-priority problems to practice for both Coupang and Microsoft.
| Problem | Difficulty |
|---|---|
| Word Break | Medium |
| Subsets | Medium |
| Longest Substring with At Most K Distinct Characters | Medium |
| LRU Cache | Medium |
| Course Schedule | Medium |
| Unique Paths II | Medium |
| Unique Paths | Medium |
| Regular Expression Matching | Hard |
| Longest Substring Without Repeating Characters | Medium |
| Wildcard Matching | Hard |
| Number of Islands | Medium |
| Single Element in a Sorted Array | Medium |
| Search a 2D Matrix | Medium |
| Sliding Window Maximum | Hard |
| Group Anagrams | Medium |
| Find Median from Data Stream | Hard |
| Increasing Triplet Subsequence | Medium |
| Search a 2D Matrix II | Medium |
| Kth Largest Element in an Array | Medium |
| Basic Calculator | Hard |
Unique to Coupang (29)
Problems in Coupang's list that do not appear at Microsoft.
| Problem | Difficulty |
|---|---|
| Decode String | Medium |
| LFU Cache | Hard |
| Split BST | Medium |
| Range Module | Hard |
| Find Pivot Index | Easy |
| Design In-Memory File System | Hard |
| Design Twitter | Medium |
| Shopping Offers | Medium |
| Longest Repeating Substring | Medium |
| Possible Bipartition | Medium |
| Shortest Bridge | Medium |
| Remove K Digits | Medium |
Unique to Microsoft (172)
Problems in Microsoft's list that do not appear at Coupang.
| Problem | Difficulty |
|---|---|
| Two Sum | Easy |
| Merge Sorted Array | Easy |
| Add Two Numbers | Medium |
| Longest Palindromic Substring | Medium |
| Trapping Rain Water | Hard |
| Merge Intervals | Medium |
| Median of Two Sorted Arrays | Hard |
| Valid Parentheses | Easy |
| 3Sum | Medium |
| Maximum Subarray | Medium |
| Search in Rotated Sorted Array | Medium |
| Reverse Nodes in k-Group | Hard |
Frequently Asked Questions
How many LeetCode questions do Coupang and Microsoft share?
Coupang and Microsoft share 20 LeetCode interview questions. 29 problems appear only in Coupang's list and 172 appear only in Microsoft's list.
What topics overlap most between Coupang and Microsoft?
The most common shared topics between Coupang and Microsoft are Array (11 shared questions), String (7 shared questions), Hash Table (5 shared questions), Dynamic Programming (5 shared questions), Matrix (4 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Coupang or Microsoft?
Coupang has 2 Easy, 33 Medium, and 14 Hard questions. Microsoft has 55 Easy, 109 Medium, and 28 Hard questions. Coupang has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Coupang and Microsoft?
Start with the 20 shared problems since they cover what both companies ask most often. Then add 20 Coupang-specific and 20 Microsoft-specific questions to round out your prep.