Databricks vs DoorDash Interview Questions
Databricks lists 31 LeetCode interview questions while DoorDash lists 78. They share 3 problems — 10% of Databricks's bank and 4% of DoorDash's. Focus on the overlap first, then drill into 28 Databricks-only and 75 DoorDash-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 3 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Databricks and DoorDash.
Step 2 — Company-specific depth: Add Databricks-specific problems like Design Hit Counter, IP to CIDR, Design Tic-Tac-Toe and DoorDash-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: DoorDash skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
3 Shared Questions
High-priority problems to practice for both Databricks and DoorDash.
| Problem | Difficulty |
|---|---|
| Merge Intervals | Medium |
| Rotting Oranges | Medium |
| Two Sum | Easy |
Unique to Databricks (28)
Problems in Databricks's list that do not appear at DoorDash.
| Problem | Difficulty |
|---|---|
| Design Hit Counter | Medium |
| IP to CIDR | Medium |
| Design Tic-Tac-Toe | Medium |
| House Robber | Medium |
| Find All Anagrams in a String | Medium |
| Step-By-Step Directions From a Binary Tree Node to Another | Medium |
| Time Based Key-Value Store | Medium |
| House Robber II | Medium |
| RLE Iterator | Medium |
| Longest Palindrome by Concatenating Two Letter Words | Medium |
| Closest Leaf in a Binary Tree | Medium |
| Shortest Path in a Grid with Obstacles Elimination | Hard |
Unique to DoorDash (75)
Problems in DoorDash's list that do not appear at Databricks.
Frequently Asked Questions
How many LeetCode questions do Databricks and DoorDash share?
Databricks and DoorDash share 3 LeetCode interview questions. 28 problems appear only in Databricks's list and 75 appear only in DoorDash's list.
What topics overlap most between Databricks and DoorDash?
The most common shared topics between Databricks and DoorDash are Array (3 shared questions), Sorting (1 shared questions), Breadth-First Search (1 shared questions), Matrix (1 shared questions), Hash Table (1 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Databricks or DoorDash?
Databricks has 2 Easy, 22 Medium, and 7 Hard questions. DoorDash has 7 Easy, 45 Medium, and 26 Hard questions. DoorDash has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Databricks and DoorDash?
Start with the 3 shared problems since they cover what both companies ask most often. Then add 20 Databricks-specific and 20 DoorDash-specific questions to round out your prep.