Snowflake vs Waymo Interview Questions
Snowflake lists 100 LeetCode interview questions while Waymo lists 25. They share 5 problems — 5% of Snowflake's bank and 20% of Waymo's. Focus on the overlap first, then drill into 95 Snowflake-only and 20 Waymo-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 Snowflake and Waymo.
Step 2 — Company-specific depth: Add Snowflake-specific problems like Happy Number, Course Schedule II, Parallel Courses III and Waymo-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: Waymo 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 Snowflake and Waymo.
| Problem | Difficulty |
|---|---|
| Regular Expression Matching | Hard |
| Random Pick with Weight | Medium |
| Path With Minimum Effort | Medium |
| Meeting Rooms II | Medium |
| Number of Islands | Medium |
Unique to Snowflake (95)
Problems in Snowflake's list that do not appear at Waymo.
| Problem | Difficulty |
|---|---|
| Happy Number | Easy |
| Course Schedule II | Medium |
| Parallel Courses III | Hard |
| Design In-Memory File System | Hard |
| Minimum Window Substring | Hard |
| Word Search II | Hard |
| Trapping Rain Water | Hard |
| Painting the Walls | Hard |
| Throne Inheritance | Medium |
| Calculate Amount Paid in Taxes | Easy |
| Step-By-Step Directions From a Binary Tree Node to Another | Medium |
| Find All Anagrams in a String | Medium |
Unique to Waymo (20)
Problems in Waymo's list that do not appear at Snowflake.
| Problem | Difficulty |
|---|---|
| Max Points on a Line | Hard |
| Logger Rate Limiter | Easy |
| Number of Visible People in a Queue | Hard |
| Minimum Number of Refueling Stops | Hard |
| Minimum Knight Moves | Medium |
| Minimum Area Rectangle | Medium |
| Design Excel Sum Formula | Hard |
| Design Tic-Tac-Toe | Medium |
| Shortest Distance from All Buildings | Hard |
| Maximum Gap | Medium |
| Divide Array in Sets of K Consecutive Numbers | Medium |
| Find Peak Element | Medium |
Frequently Asked Questions
How many LeetCode questions do Snowflake and Waymo share?
Snowflake and Waymo share 5 LeetCode interview questions. 95 problems appear only in Snowflake's list and 20 appear only in Waymo's list.
What topics overlap most between Snowflake and Waymo?
The most common shared topics between Snowflake and Waymo are Array (4 shared questions), Binary Search (2 shared questions), Prefix Sum (2 shared questions), Depth-First Search (2 shared questions), Breadth-First Search (2 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Snowflake or Waymo?
Snowflake has 13 Easy, 67 Medium, and 20 Hard questions. Waymo has 1 Easy, 13 Medium, and 11 Hard questions. Waymo has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Snowflake and Waymo?
Start with the 5 shared problems since they cover what both companies ask most often. Then add 20 Snowflake-specific and 20 Waymo-specific questions to round out your prep.