Make your practice count.Sign in to track completed questions across devices. Everything is free to browse.

Interview question tracker

DoorDash Coding Interview Questions — All time

Practice 89 coding questions from DoorDash company-tagged LeetCode lists across all available reporting periods. Explore reported interview questions and track your progress.

Company-wide data from Fahad7177-jeh/leetcode-company-wise-questions; see its AGPL-3.0 license. All-time questions also use dataengineervishal/leetcode-companywise-questions (MIT license).

Reporting periods reflect source data, not verified interview dates. Questions can recur; inclusion does not guarantee they will appear in your interview.

Updated weekly · Latest source check: 15 Oct 2026ⓘLatest successful check of the sources used by this company. A check does not necessarily mean the questions changed.

One question at a time.

Top questions 89

Done	Question	LeetCode
Mark Binary Tree Maximum Path Sum completed	Binary Tree Maximum Path Sum	Solve
Mark Walls and Gates completed	Walls and Gates	Solve
Mark Longest Increasing Path in a Matrix completed	Longest Increasing Path in a Matrix	Solve
Mark Maximum Profit in Job Scheduling completed	Maximum Profit in Job Scheduling	Solve
Mark Search Suggestions System completed	Search Suggestions System	Solve
Mark Check if One String Swap Can Make Strings Equal completed	Check if One String Swap Can Make Strings Equal	Solve
Mark Design File System completed	Design File System	Solve
Mark Koko Eating Bananas completed	Koko Eating Bananas	Solve
Mark Most Profit Assigning Work completed	Most Profit Assigning Work	Solve
Mark Shortest Distance from All Buildings completed	Shortest Distance from All Buildings	Solve
Mark Single-Threaded CPU completed	Single-Threaded CPU	Solve
Mark Asteroid Collision completed	Asteroid Collision	Solve
Mark Basic Calculator III completed	Basic Calculator III	Solve
Mark Buddy Strings completed	Buddy Strings	Solve
Mark Count Nodes With the Highest Score completed	Count Nodes With the Highest Score	Solve
Mark Count Sub Islands completed	Count Sub Islands	Solve
Mark Design In-Memory File System completed	Design In-Memory File System	Solve
Mark Find K Closest Elements completed	Find K Closest Elements	Solve
Mark Find Nearest Point That Has the Same X or Y Coordinate completed	Find Nearest Point That Has the Same X or Y Coordinate	Solve
Mark Making A Large Island completed	Making A Large Island	Solve
Mark Minimum Number of Steps to Make Two Strings Anagram completed	Minimum Number of Steps to Make Two Strings Anagram	Solve
Mark Next Greater Element III completed	Next Greater Element III	Solve
Mark Serialize and Deserialize Binary Tree completed	Serialize and Deserialize Binary Tree	Solve
Mark 01 Matrix completed	01 Matrix	Solve
Mark Basic Calculator completed	Basic Calculator	Solve
Mark Basic Calculator II completed	Basic Calculator II	Solve
Mark Best Meeting Point completed	Best Meeting Point	Solve
Mark Count All Valid Pickup and Delivery Options completed	Count All Valid Pickup and Delivery Options	Solve
Mark Course Schedule II completed	Course Schedule II	Solve
Mark Immediate Food Delivery I completed	Immediate Food Delivery I	Solve
Mark Immediate Food Delivery II completed	Immediate Food Delivery II	Solve
Mark Implement Trie (Prefix Tree) completed	Implement Trie (Prefix Tree)	Solve
Mark Interval List Intersections completed	Interval List Intersections	Solve
Mark Largest Rectangle in Histogram completed	Largest Rectangle in Histogram	Solve
Mark Max Area of Island completed	Max Area of Island	Solve
Mark Mice and Cheese completed	Mice and Cheese	Solve
Mark Minimum Size Subarray Sum completed	Minimum Size Subarray Sum	Solve
Mark Next Permutation completed	Next Permutation	Solve
Mark Subsequence With the Minimum Score completed	Subsequence With the Minimum Score	Solve
Mark Swim in Rising Water completed	Swim in Rising Water	Solve
Mark Two Sum completed	Two Sum	Solve
Mark Vertical Order Traversal of a Binary Tree completed	Vertical Order Traversal of a Binary Tree	Solve
Mark Binary Tree Vertical Order Traversal completed	Binary Tree Vertical Order Traversal	Solve
Mark Jump Game completed	Jump Game	Solve
Mark Longest Common Subsequence completed	Longest Common Subsequence	Solve
Mark LRU Cache completed	LRU Cache	Solve
Mark Maximum Gap completed	Maximum Gap	Solve
Mark Maximum Path Quality of a Graph completed	Maximum Path Quality of a Graph	Solve
Mark Minimize Malware Spread completed	Minimize Malware Spread	Solve
Mark Number of Islands completed	Number of Islands	Solve
Mark Number of Visible People in a Queue completed	Number of Visible People in a Queue	Solve
Mark Shortest Path to Get Food completed	Shortest Path to Get Food	Solve
Mark Sliding Window Maximum completed	Sliding Window Maximum	Solve
Mark Sliding Window Median completed	Sliding Window Median	Solve
Mark Sudoku Solver completed	Sudoku Solver	Solve
Mark Task Scheduler completed	Task Scheduler	Solve
Mark Ways to Make a Fair Array completed	Ways to Make a Fair Array	Solve
Mark Word Search II completed	Word Search II	Solve
Mark 4Sum completed	4Sum	Solve
Mark Analyze User Website Visit Pattern completed	Analyze User Website Visit Pattern	Solve
Mark Brace Expansion completed	Brace Expansion	Solve
Mark Capacity To Ship Packages Within D Days completed	Capacity To Ship Packages Within D Days	Solve
Mark Course Schedule completed	Course Schedule	Solve
Mark Design Add and Search Words Data Structure completed	Design Add and Search Words Data Structure	Solve
Mark Design Browser History completed	Design Browser History	Solve
Mark Design Search Autocomplete System completed	Design Search Autocomplete System	Solve
Mark Diameter of N-Ary Tree completed	Diameter of N-Ary Tree	Solve
Mark Employee Free Time completed	Employee Free Time	Solve
Mark Find Edges in Shortest Paths completed	Find Edges in Shortest Paths	Solve
Mark Find the Celebrity completed	Find the Celebrity	Solve
Mark Group Anagrams completed	Group Anagrams	Solve
Mark Insert Delete GetRandom O(1) completed	Insert Delete GetRandom O(1)	Solve
Mark Integer to Roman completed	Integer to Roman	Solve
Mark Jump Game II completed	Jump Game II	Solve
Mark K-Similar Strings completed	K-Similar Strings	Solve
Mark LFU Cache completed	LFU Cache	Solve
Mark Longest Palindromic Substring completed	Longest Palindromic Substring	Solve
Mark Maximum Performance of a Team completed	Maximum Performance of a Team	Solve
Mark Merge Intervals completed	Merge Intervals	Solve
Mark Merge k Sorted Lists completed	Merge k Sorted Lists	Solve
Mark Number of Closed Islands completed	Number of Closed Islands	Solve
Mark Number of Provinces completed	Number of Provinces	Solve
Mark Range Sum Query 2D - Immutable completed	Range Sum Query 2D - Immutable	Solve
Mark Roman to Integer completed	Roman to Integer	Solve
Mark Rotting Oranges completed	Rotting Oranges	Solve
Mark Similar String Groups completed	Similar String Groups	Solve
Mark Task Scheduler II completed	Task Scheduler II	Solve
Mark Top K Frequent Elements completed	Top K Frequent Elements	Solve
Mark Valid Sudoku completed	Valid Sudoku	Solve