All DoorDash Coding Interview Questions
67 questions we track for DoorDash, most frequently asked first. Practice any of them in the code editor and get AI feedback on your solution.
- Junior9% (6)
- Mid/Senior54% (36)
- Staff37% (25)
Questions
- Two Sum129 companiesJunior
- Add Two Numbers38 companiesMid/Senior
- Longest Palindromic Substring76 companiesMid/Senior
- Integer to Roman32 companiesMid/Senior
- Roman to Integer45 companiesJunior
- 4Sum19 companiesMid/Senior
- Merge k Sorted Lists53 companiesStaff
- Next Permutation31 companiesMid/Senior
- Sudoku Solver18 companiesStaff
- Jump Game II28 companiesMid/Senior
- Group Anagrams91 companiesMid/Senior
- Jump Game34 companiesMid/Senior
- Merge Intervals109 companiesMid/Senior
- Largest Rectangle in Histogram32 companiesStaff
- Binary Tree Maximum Path Sum23 companiesStaff
- Maximum Gap7 companiesMid/Senior
- Number of Islands81 companiesMid/Senior
- Course Schedule41 companiesMid/Senior
- Minimum Size Subarray Sum18 companiesMid/Senior
- Course Schedule II35 companiesMid/Senior
- Word Search II20 companiesStaff
- Basic Calculator23 companiesStaff
- Basic Calculator II33 companiesMid/Senior
- Sliding Window Maximum46 companiesStaff
- Walls and Gates12 companiesMid/Senior
- Best Meeting Point9 companiesStaff
- Binary Tree Vertical Order Traversal10 companiesMid/Senior
- Shortest Distance from All Buildings13 companiesStaff
- Longest Increasing Path in a Matrix16 companiesStaff
- 132 Pattern9 companiesMid/Senior
- Sliding Window Median11 companiesStaff
- 01 Matrix15 companiesMid/Senior
- Diameter of Binary Tree19 companiesJunior
- Next Greater Element III13 companiesMid/Senior
- Find K Closest Elements19 companiesMid/Senior
- Max Area of Island19 companiesMid/Senior
- Asteroid Collision34 companiesMid/Senior
- Employee Free Time13 companiesStaff
- Basic Calculator III14 companiesStaff
- Swim in Rising Water8 companiesStaff
- Most Profit Assigning Work6 companiesMid/Senior
- Making A Large Island16 companiesStaff
- Similar String Groups5 companiesStaff
- K-Similar Strings2 companiesStaff
- Buddy Strings5 companiesJunior
- Koko Eating Bananas38 companiesMid/Senior
- Minimize Malware Spread10 companiesStaff
- Interval List Intersections12 companiesMid/Senior
- Vertical Order Traversal of a Binary Tree14 companiesStaff
- Rotting Oranges50 companiesMid/Senior
- Longest Common Subsequence20 companiesMid/Senior
- Analyze User Website Visit Pattern7 companiesMid/Senior
- Maximum Profit in Job Scheduling25 companiesStaff
- Search Suggestions System21 companiesMid/Senior
- Minimum Number of Steps to Make Two Strings Anagram10 companiesMid/Senior
- Count All Valid Pickup and Delivery Options3 companiesStaff
- Ways to Make a Fair Array7 companiesMid/Senior
- Find Nearest Point That Has the Same X or Y Coordinate3 companiesJunior
- Check if One String Swap Can Make Strings Equal5 companiesJunior
- Single-Threaded CPU7 companiesMid/Senior
- Count Sub Islands5 companiesMid/Senior
- Number of Visible People in a Queue17 companiesStaff
- Count Nodes With the Highest Score3 companiesMid/Senior
- Maximum Path Quality of a Graph5 companiesStaff
- Subsequence With the Minimum Score1 companyStaff
- Mice and Cheese1 companyMid/Senior
- Find Edges in Shortest Paths2 companiesStaff