DoorDash vs Zoho Interview Questions
DoorDash lists 78 LeetCode interview questions while Zoho lists 168. They share 23 problems — 29% of DoorDash's bank and 14% of Zoho's. Focus on the overlap first, then drill into 55 DoorDash-only and 145 Zoho-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 23 overlapping problems first. These are the highest-yield questions for candidates interviewing at both DoorDash and Zoho.
Step 2 — Company-specific depth: Add DoorDash-specific problems like Walls and Gates, Longest Increasing Path in a Matrix, Binary Tree Maximum Path Sum and Zoho-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
23 Shared Questions
High-priority problems to practice for both DoorDash and Zoho.
| Problem | Difficulty |
|---|---|
| Buddy Strings | Easy |
| 01 Matrix | Medium |
| Largest Rectangle in Histogram | Hard |
| Max Area of Island | Medium |
| Two Sum | Easy |
| Basic Calculator II | Medium |
| Asteroid Collision | Medium |
| Word Search II | Hard |
| Sliding Window Maximum | Hard |
| Number of Islands | Medium |
| Course Schedule | Medium |
| Sudoku Solver | Hard |
| Jump Game | Medium |
| LRU Cache | Medium |
| 4Sum | Medium |
| Integer to Roman | Medium |
| Merge Intervals | Medium |
| Jump Game II | Medium |
| Group Anagrams | Medium |
| Longest Palindromic Substring | Medium |
| Roman to Integer | Easy |
| Rotting Oranges | Medium |
| Add Two Numbers | Medium |
Unique to DoorDash (55)
Problems in DoorDash's list that do not appear at Zoho.
Unique to Zoho (145)
Problems in Zoho's list that do not appear at DoorDash.
| Problem | Difficulty |
|---|---|
| Spiral Matrix | Medium |
| Decode String | Medium |
| Longest Substring Without Repeating Characters | Medium |
| Best Time to Buy and Sell Stock | Easy |
| Valid Parentheses | Easy |
| Climbing Stairs | Easy |
| Trapping Rain Water | Hard |
| Compare Version Numbers | Medium |
| Sort Even and Odd Indices Independently | Easy |
| Daily Temperatures | Medium |
| Largest Number | Medium |
| Generate Parentheses | Medium |
Frequently Asked Questions
How many LeetCode questions do DoorDash and Zoho share?
DoorDash and Zoho share 23 LeetCode interview questions. 55 problems appear only in DoorDash's list and 145 appear only in Zoho's list.
What topics overlap most between DoorDash and Zoho?
The most common shared topics between DoorDash and Zoho are Array (15 shared questions), Hash Table (7 shared questions), String (7 shared questions), Matrix (6 shared questions), Breadth-First Search (5 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: DoorDash or Zoho?
DoorDash has 7 Easy, 45 Medium, and 26 Hard questions. Zoho has 54 Easy, 94 Medium, and 20 Hard questions. DoorDash has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both DoorDash and Zoho?
Start with the 23 shared problems since they cover what both companies ask most often. Then add 20 DoorDash-specific and 20 Zoho-specific questions to round out your prep.