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instacart
https://instacart.comSponsored
Problems
Average Waiting TimeMedium
3mo ago
Array
Simulation
5mo ago
Array
Dynamic Programming
Array
Hash Table
Matrix
Array
Binary Search
3mo ago
Array
Greedy
Sorting
Heap (Priority Queue)
Merge IntervalsMedium
4mo ago
Array
Sorting
4mo ago
Array
Greedy
Sorting
3mo ago
Array
Dynamic Programming
Greedy
Sorting
2mo ago
Array
Two Pointers
Sorting
5mo ago
Hash Table
String
Binary Search
Design
Valid NumberHard
4mo ago
String
Valid SudokuMedium
4mo ago
Array
Hash Table
Matrix
3mo ago
String
Dynamic Programming
Greedy
Recursion
Word Search IIHard
5mo ago
Array
String
Backtracking
Trie
Matrix
Instacart Interview Process
The interview process at Instacart typically follows a standard structure designed to assess your technical skills, problem-solving abilities, and cultural fit. While specific rounds may vary by role and level, here is what you can generally expect:
1. Recruiter Screen
A 30-minute call to discuss your background, interests, and the role. Be prepared to talk about your resume and why you want to join Instacart.
2. Technical Screen
One or two coding interviews (45-60 mins) focusing on data structures and algorithms. Often conducted via video call with a shared code editor.
3. Onsite Loop
A series of 3-5 interviews covering coding, system design, and behavioral questions. This is the final and most comprehensive stage.
How to Prepare for Instacart
- Master the Basics:Focus on core data structures (Arrays, Linked Lists, Trees, Graphs) and algorithms (Sorting, Searching, BFS/DFS, Dynamic Programming).
- Practice Problems:Solve the most frequently asked questions for Instacart listed above. Aim to understand the underlying patterns rather than just memorizing solutions.
- System Design:For senior roles, practice designing scalable systems. Understand concepts like load balancing, caching, database sharding, and API design.