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Postmates LeetCode Interview Questions

Practice 40 real coding problems frequently asked in Postmates technical interviews. Master these questions to ace your next Postmates software engineering interview.

12 Easy
21 Medium
7 Hard

Top Topics at Postmates

ArrayHash TableStringDynamic ProgrammingStack

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Postmates Interview Problems

ProblemDifficultyDiffFrequencyTopicsAction
Implement Queue using Stacks
100%
EasyE
100%
StackDesign+1
Solve→
Remove Nth Node From End of List
97%
MediumM
97%
Linked ListTwo Pointers
Solve→
Line Reflection
88%
MediumM
88%
ArrayHash Table+1
Solve→
Maximum Sum of Distinct Subarrays With Length K
83%
MediumM
83%
ArrayHash Table+1
Solve→
Max Stack
79%
HardH
79%
Linked ListStack+3
Solve→
Diameter of Binary Tree
76%
EasyE
76%
TreeDepth-First Search+1
Solve→
Random Pick with Weight
76%
MediumM
76%
ArrayMath+3
Solve→
Two Sum
75%
EasyE
75%
ArrayHash Table
Solve→
House Robber II
72%
MediumM
72%
ArrayDynamic Programming
Solve→
The kth Factor of n
71%
MediumM
71%
MathNumber Theory
Solve→
Minimum Array Sum
68%
MediumM
68%
ArrayDynamic Programming
Solve→
Regular Expression Matching
68%
HardH
68%
StringDynamic Programming+1
Solve→
Rank Teams by Votes
65%
MediumM
65%
ArrayHash Table+3
Solve→
Minimum Remove to Make Valid Parentheses
65%
MediumM
65%
StringStack
Solve→
Plus One
63%
EasyE
63%
ArrayMath
Solve→
Remove All Adjacent Duplicates In String
61%
EasyE
61%
StringStack
Solve→
Maximum Number of Events That Can Be Attended
59%
MediumM
59%
ArrayGreedy+2
Solve→
Best Time to Buy and Sell Stock II
58%
MediumM
58%
ArrayDynamic Programming+1
Solve→
Longest Increasing Subsequence
54%
MediumM
54%
ArrayBinary Search+1
Solve→
Recyclable and Low Fat Products
53%
EasyE
53%
Database
Solve→
Maximum Beauty of an Array After Applying Operation
52%
MediumM
52%
ArrayBinary Search+2
Solve→
Longest Repeating Character Replacement
51%
MediumM
51%
Hash TableString+1
Solve→
Valid Anagram
50%
EasyE
50%
Hash TableString+1
Solve→
Longest Subarray of 1's After Deleting One Element
49%
MediumM
49%
ArrayDynamic Programming+1
Solve→
All O`one Data Structure
49%
HardH
49%
Hash TableLinked List+2
Solve→

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Trapping Rain Water
46%
HardH
46%
ArrayTwo Pointers+3
Solve→
Single Number
42%
EasyE
42%
ArrayBit Manipulation
Solve→
Maximize Amount After Two Days of Conversions
40%
MediumM
40%
ArrayString+3
Solve→
Linked List Cycle
37%
EasyE
37%
Hash TableLinked List+1
Solve→
Design Snake Game
37%
MediumM
37%
ArrayHash Table+3
Solve→
Digit Operations to Make Two Integers Equal
34%
MediumM
34%
MathGraph+3
Solve→
Reverse Linked List
30%
EasyE
30%
Linked ListRecursion
Solve→
Shortest Palindrome
30%
HardH
30%
StringRolling Hash+2
Solve→
Word Search
30%
MediumM
30%
ArrayString+2
Solve→
Lowest Common Ancestor of a Binary Tree
29%
MediumM
29%
TreeDepth-First Search+1
Solve→
First Unique Character in a String
28%
EasyE
28%
Hash TableString+2
Solve→
Minimum Operations to Make Character Frequencies Equal
25%
HardH
25%
Hash TableString+3
Solve→
Remove Duplicates from Sorted Array
25%
EasyE
25%
ArrayTwo Pointers
Solve→
Binary Tree Right Side View
23%
MediumM
23%
TreeDepth-First Search+2
Solve→
Design an Array Statistics Tracker
22%
HardH
22%
Hash TableBinary Search+5
Solve→

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Frequently Asked Questions

What LeetCode problems does Postmates ask in interviews?

Postmates commonly asks 40 coding problems in technical interviews, including Implement Queue using Stacks, Remove Nth Node From End of List, Line Reflection. The difficulty breakdown is 12 Easy, 21 Medium, and 7 Hard problems.

How should I prepare for a Postmates coding interview?

Focus on the most frequently asked problems first, especially those with high frequency scores. Postmates interviews typically emphasize Array and Hash Table. Practice explaining your thought process while coding.

What is the difficulty level of Postmates coding interviews?

Based on our data, Postmates interviews include 12 Easy (30%), 21 Medium (53%), and 7 Hard (18%) problems.

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