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Instacart LeetCode Interview Questions

Practice 9 coding problems currently tagged to Instacart. Use the frequency and topic signals to build a focused software engineering interview practice plan.

Last updated: September 28, 2026

2 Easy
6 Medium
1 Hard

Top Topics at Instacart

ArrayHash TableStringBinary SearchSorting

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Instacart Interview Problems

ProblemDifficultyDiffFrequencyTopicsAction
Find First and Last Position of Element in Sorted Array
100%
MediumM
100%
ArrayBinary Search
Solve→
Squares of a Sorted Array
92.1%
EasyE
92.1%
ArrayTwo Pointers+1
Solve→
Average Waiting Time
92.1%
MediumM
92.1%
ArraySimulation
Solve→
Check if Every Row and Column Contains All Numbers
89.6%
EasyE
89.6%
ArrayHash Table+1
Solve→
Time Based Key-Value Store
74.8%
MediumM
74.8%
Hash TableString+2
Solve→
Wildcard Matching
74.8%
HardH
74.8%
StringDynamic Programming+2
Solve→
Find the Length of the Longest Common Prefix
74.8%
MediumM
74.8%
ArrayHash Table+2
Solve→
Simple Bank System
68.6%
MediumM
68.6%
ArrayHash Table+2
Solve→
Group Anagrams
68.6%
MediumM
68.6%
ArrayHash Table+2
Solve→

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Frequently Asked Questions

What LeetCode problems are tagged to Instacart?

Our current Instacart practice dataset contains 9 tagged coding problems, including Find First and Last Position of Element in Sorted Array, Squares of a Sorted Array, Average Waiting Time. The difficulty breakdown is 2 Easy, 6 Medium, and 1 Hard problems.

How should I prepare for a Instacart coding interview?

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

What is the difficulty level of Instacart coding interviews?

Based on our data, Instacart interviews include 2 Easy (22%), 6 Medium (67%), and 1 Hard (11%) problems.

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