LinkedIn interview questions

What is the hardest challenge you've overcome at work?

Companies: LinkedIn, Amazon, Bloomberg, DoorDash +3

Last reported Apr 2025

Possible Bipartition

Given n people and pairwise dislikes, determine whether the corresponding undirected graph is bipartite — i.e., whether you can 2-color all vertices (split into two…

Companies: LinkedIn, TikTok, Uber

Bipartite Graph · Breadth-First Search · Depth-First Search · Graph Coloring

Last reported Apr 2025

Design a Review and Reward System for Food Delivery

Design a system that allows food delivery consumers to add reviews on ordered food items and earn monetary rewards based on the quality of their…

Companies: LinkedIn, DoorDash

Last reported Mar 2025

Design LeetCode

Design an online programming judge system for coding competitions where users can submit solutions to algorithmic problems, get real-time feedback on code execution, and…

Companies: LinkedIn, Amazon, Lyft, Meta +4

Last reported Mar 2025

Merge Two Sorted Lists

Companies: LinkedIn, Adobe, Google, Meta +2

Linked List · Recursion

Last reported Mar 2025

Implement a data structure with various APIs ensuring that all APIs have an O(1) complexity

Companies: LinkedIn

Last reported Mar 2025

Can you share an example where you resolved a significant conflict between different teams or departments in your organization?

Companies: LinkedIn, Amazon, Anthropic, Google +6

Last reported Feb 2025

Describe a time you failed and how you managed the situation

Companies: LinkedIn, Amazon, Atlassian, Confluent +9

Last reported Feb 2025

Number of Good Leaf Nodes Pairs

Count how many pairs of distinct leaf nodes in a binary tree have a shortest-path length less than or equal to a given distance. The…

Companies: LinkedIn

Last reported Feb 2025

Tell me about a time you had a conflict with a coworker. How did you resolve it?

Companies: LinkedIn, Adyen, Airbnb, Amazon +31

Last reported Feb 2025

What was a situation where you didn't agree with your manager or superior's decision?

Companies: LinkedIn, Amazon, Automata, Datadog +6

Last reported Feb 2025

Design an Algorithm to Elect a Restaurant for a Team Outing

Design an algorithm to elect a restaurant from a set of choices for a team outing. Each team member can select n options in their…

Companies: LinkedIn

Last reported Feb 2025

Delete Node in a BST

Delete the node with a given key from a BST while preserving BST order: search down O(height) to find the node and then handle the…

Companies: LinkedIn, Pinterest

Last reported Feb 2025

Insert into a Binary Search Tree

Given a BST root and a value not already present, insert the value as a new leaf in the correct position to preserve BST ordering…

Companies: LinkedIn, Anduril

Binary Search Tree · Binary Tree · Tree

Last reported Feb 2025

Expression Add Operators

Given a digit string and a target value, insert the binary operators +, -, and * between digits (without creating operands with leading zeros) to…

Companies: LinkedIn, Meta, Pinterest

Backtracking · Math · String

Last reported Feb 2025

system design design a kv store

Companies: LinkedIn

Last reported Jan 2025

Return the sorted order in a binary search tree

Companies: LinkedIn

Last reported Nov 2024

asking about each previous/current position you have

Companies: LinkedIn

Last reported Sep 2024

"Why do you want to work for LinkedIn?"

Companies: LinkedIn

Last reported Apr 2024

tell about yourself and in which field you are good

Companies: LinkedIn

Last reported Apr 2024

Asked about the Projects The tech stack that I had worked

Asked about the Projects The tech stack that I had worked

Companies: LinkedIn

Last reported Jan 2024

2 easy questions. Basic data structures/algorithm.

Companies: LinkedIn

Last reported Oct 2023