DoorDash vs Salesforce Interview Questions
DoorDash lists 78 LeetCode interview questions while Salesforce lists 188. They share 29 problems — 37% of DoorDash's bank and 15% of Salesforce's. Focus on the overlap first, then drill into 49 DoorDash-only and 159 Salesforce-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 29 overlapping problems first. These are the highest-yield questions for candidates interviewing at both DoorDash and Salesforce.
Step 2 — Company-specific depth: Add DoorDash-specific problems like Walls and Gates, Maximum Profit in Job Scheduling, Single-Threaded CPU and Salesforce-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
29 Shared Questions
High-priority problems to practice for both DoorDash and Salesforce.
| Problem | Difficulty |
|---|---|
| Longest Increasing Path in a Matrix | Hard |
| Binary Tree Maximum Path Sum | Hard |
| Search Suggestions System | Medium |
| Koko Eating Bananas | Medium |
| Find K Closest Elements | Medium |
| Vertical Order Traversal of a Binary Tree | Hard |
| Course Schedule II | Medium |
| Largest Rectangle in Histogram | Hard |
| Basic Calculator | Hard |
| Two Sum | Easy |
| Longest Common Subsequence | Medium |
| Asteroid Collision | Medium |
| Sliding Window Maximum | Hard |
| Number of Islands | Medium |
| Minimize Malware Spread | Hard |
| Sliding Window Median | Hard |
| Course Schedule | Medium |
| LRU Cache | Medium |
| Merge k Sorted Lists | Hard |
| Integer to Roman | Medium |
| Merge Intervals | Medium |
| Number of Visible People in a Queue | Hard |
| Maximum Path Quality of a Graph | Hard |
| LFU Cache | Hard |
| Group Anagrams | Medium |
| Range Sum Query 2D - Immutable | Medium |
| Longest Palindromic Substring | Medium |
| Roman to Integer | Easy |
| Rotting Oranges | Medium |
Unique to DoorDash (49)
Problems in DoorDash's list that do not appear at Salesforce.
Unique to Salesforce (159)
Problems in Salesforce's list that do not appear at DoorDash.
Frequently Asked Questions
How many LeetCode questions do DoorDash and Salesforce share?
DoorDash and Salesforce share 29 LeetCode interview questions. 49 problems appear only in DoorDash's list and 159 appear only in Salesforce's list.
What topics overlap most between DoorDash and Salesforce?
The most common shared topics between DoorDash and Salesforce are Array (17 shared questions), Hash Table (9 shared questions), Depth-First Search (7 shared questions), Breadth-First Search (7 shared questions), String (7 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: DoorDash or Salesforce?
DoorDash has 7 Easy, 45 Medium, and 26 Hard questions. Salesforce has 25 Easy, 112 Medium, and 51 Hard questions. DoorDash has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both DoorDash and Salesforce?
Start with the 29 shared problems since they cover what both companies ask most often. Then add 20 DoorDash-specific and 20 Salesforce-specific questions to round out your prep.