Snowflake vs Walmart Labs Interview Questions
Snowflake lists 100 LeetCode interview questions while Walmart Labs lists 144. They share 27 problems — 27% of Snowflake's bank and 19% of Walmart Labs's. Focus on the overlap first, then drill into 73 Snowflake-only and 117 Walmart Labs-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 27 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Snowflake and Walmart Labs.
Step 2 — Company-specific depth: Add Snowflake-specific problems like Happy Number, Parallel Courses III, Design In-Memory File System and Walmart Labs-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: Snowflake skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
27 Shared Questions
High-priority problems to practice for both Snowflake and Walmart Labs.
| Problem | Difficulty |
|---|---|
| Course Schedule II | Medium |
| Minimum Window Substring | Hard |
| Trapping Rain Water | Hard |
| Find All Anagrams in a String | Medium |
| Merge k Sorted Lists | Hard |
| Course Schedule | Medium |
| Two Sum | Easy |
| Top K Frequent Elements | Medium |
| Basic Calculator | Hard |
| LRU Cache | Medium |
| Design Hit Counter | Medium |
| Copy List with Random Pointer | Medium |
| Min Stack | Medium |
| Populating Next Right Pointers in Each Node | Medium |
| Roman to Integer | Easy |
| Cheapest Flights Within K Stops | Medium |
| Rotting Oranges | Medium |
| Basic Calculator II | Medium |
| Container With Most Water | Medium |
| Find Median from Data Stream | Hard |
| Best Time to Buy and Sell Stock | Easy |
| N-Queens II | Hard |
| Remove K Digits | Medium |
| Word Search | Medium |
| Meeting Rooms II | Medium |
| The Maze | Medium |
| Number of Islands | Medium |
Unique to Snowflake (73)
Problems in Snowflake's list that do not appear at Walmart Labs.
Unique to Walmart Labs (117)
Problems in Walmart Labs's list that do not appear at Snowflake.
Frequently Asked Questions
How many LeetCode questions do Snowflake and Walmart Labs share?
Snowflake and Walmart Labs share 27 LeetCode interview questions. 73 problems appear only in Snowflake's list and 117 appear only in Walmart Labs's list.
What topics overlap most between Snowflake and Walmart Labs?
The most common shared topics between Snowflake and Walmart Labs are Array (11 shared questions), Depth-First Search (7 shared questions), Breadth-First Search (7 shared questions), Hash Table (7 shared questions), String (7 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Snowflake or Walmart Labs?
Snowflake has 13 Easy, 67 Medium, and 20 Hard questions. Walmart Labs has 22 Easy, 96 Medium, and 26 Hard questions. Snowflake has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Snowflake and Walmart Labs?
Start with the 27 shared problems since they cover what both companies ask most often. Then add 20 Snowflake-specific and 20 Walmart Labs-specific questions to round out your prep.