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198 questions in the library. A source association does not guarantee a future interview question.

Behavioral and leadership · Coding · Machine learning · ML system design · Other questions · Practical engineering · System design

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LinkedIn interview questions

Explore questions associated with LinkedIn. Review the source details, then use the workspace for code, notes, and diagrams.

198 questions in the library. A source association does not guarantee a future interview question.

Behavioral and leadership · Coding · Machine learning · ML system design · Other questions · Practical engineering · System design

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198 questions

Showing 101–125

CodingEasyLeetCode 243
Shortest Word Distance
Given a list of words and two distinct target words, find the minimum absolute index distance between any occurrence of the two targets. This is…
Companies: LinkedIn, Snowflake
Array · String
Last reported Dec 2025
Open workspace
CodingMediumLeetCode 133
Clone Graph
Given a reference to a node in a connected undirected graph, produce a deep copy that recreates every node and its adjacency lists. Ensure cycles…
Companies: LinkedIn, Meta
Last reported Dec 2025
Open workspace
System designDifficulty not specified
Design a Database like Bitcask
Design a log-structured key-value storage engine similar to Bitcask that supports fast writes, efficient reads, and crash recovery with minimal disk seeks.

Page 5 of 8

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LinkedIn interview questions | SysRound

Search questions

Question type

Difficulty

TopicType a topic, then choose one from the suggestions.

198 questions

Showing 101–125

CodingEasyLeetCode 243
Shortest Word Distance
Given a list of words and two distinct target words, find the minimum absolute index distance between any occurrence of the two targets. This is…
Companies: LinkedIn, Snowflake
Array · String
Last reported Dec 2025
Open workspace
CodingMediumLeetCode 133
Clone Graph
Given a reference to a node in a connected undirected graph, produce a deep copy that recreates every node and its adjacency lists. Ensure cycles…
Companies: LinkedIn, Meta
Last reported Dec 2025
Open workspace
System designDifficulty not specified
Design a Database like Bitcask
Design a log-structured key-value storage engine similar to Bitcask that supports fast writes, efficient reads, and crash recovery with minimal disk seeks.

Page 5 of 8

Companies: LinkedIn

Last reported Dec 2025

Open workspace

System designDifficulty not specified

Design an in-memory cache

Companies: LinkedIn

Last reported Dec 2025

Open workspace

Behavioral and leadershipDifficulty not specified

Give me an example of a tough or critical piece of feedback you received.

Companies: LinkedIn, Airbnb, Amazon, Anthropic +14

Last reported Dec 2025

Open workspace

CodingDifficulty not specifiedLeetCode 160

Intersection of Two Linked Lists

Companies: LinkedIn, Amazon, Microsoft

Last reported Dec 2025

Open workspace

CodingMediumLeetCode 236

Lowest Common Ancestor of a Binary Tree

Given a binary tree and two nodes p and q, find their lowest common ancestor (LCA) — the deepest node that has both p and…

Companies: LinkedIn, Amazon, Apple, Atlassian +6

Binary Lifting · Binary Tree · Depth-First Search · Lowest Common Ancestor

Last reported Dec 2025

Open workspace

System designDifficulty not specified

Design CoderPad

Design a collaborative coding platform similar to CoderPad that allows users to write, edit, and execute code in real-time with features like syntax highlighting, multiple…

Companies: LinkedIn, Meta, OpenAI

Last reported Dec 2025

Open workspace

System designDifficulty not specified

Coding: A LeetCode-style problem where you need to "flip K most ones" to get the maximum island (likely Max Consecutive Ones III), with a follow-up question asking how to handle it if the island is in a circular array. System Design: Design a system to discard DDoS packets.

Coding: A LeetCode-style problem where you need to "flip K most ones" to get the maximum island (likely Max Consecutive Ones III), with a follow-up…

Companies: LinkedIn

Last reported Dec 2025

Open workspace

CodingDifficulty not specifiedLeetCode 636

Exclusive Time of Functions

Given a list of function call logs with start/end timestamps for nested function calls on a single-threaded CPU, calculate the exclusive execution time for each…

Companies: LinkedIn, Meta

Last reported Nov 2025

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Behavioral and leadershipDifficulty not specified

Tell me about a specific skill you developed by learning from a peer or manager

Companies: LinkedIn, Meta

Last reported Nov 2025

Open workspace

CodingDifficulty not specified

Implement Cache with Configurable Eviction Policy

Design and implement a cache data structure that supports configurable eviction policies when the cache reaches capacity. The implementation should allow different eviction…

Companies: LinkedIn

Last reported Nov 2025

Open workspace

CodingDifficulty not specified

for the technical phone screen both questions were leetcode tagged. You can not run your code on coderpad. You have to dry run your solution.

Companies: LinkedIn

Last reported Nov 2025

Open workspace

System designMedium

Design a notification system

Async processing with durable queues, per-channel isolation, retries/DLQ, at-least-once + idempotency, outbox, priorities.

Companies: LinkedIn, Airbnb, Amazon, Autodesk +24

async-processing · idempotency · outbox-pattern · queues

Last reported Oct 2025

Start AI interview Study workspace

CodingDifficulty not specifiedLeetCode 156

Binary Tree Upside Down

Transform a binary tree by flipping it upside down so the original leftmost node becomes the new root and each parent becomes the right child…

Companies: LinkedIn

Last reported Oct 2025

Open workspace

Behavioral and leadershipDifficulty not specified

Tell me about a time you had to design a job scheduler or similar system

Companies: LinkedIn

Last reported Oct 2025

Open workspace

System designDifficulty not specified

Design a Trending Hashtags System

Design a highly scalable system that tracks and computes the top K trending hashtags (e.g., top 30-50) across different time windows (last 5/15/30/60 minutes or…

Companies: LinkedIn, Atlassian, Google, Meta +1

Last reported Oct 2025

Open workspace

Behavioral and leadershipDifficulty not specified

Give an example of a situation where you had to overcome a significant setback or obstacle to achieve a goal

Companies: LinkedIn, Amazon, Anthropic, Capital One +6

Last reported Oct 2025

Open workspace

CodingMediumLeetCode 695

Max Area of Island

Given an m×n binary grid, find the maximum area (number of cells) of a 4-directionally connected component of 1s (an island), returning 0 if none…

Companies: LinkedIn, Amazon, Meta, Oracle

Last reported Oct 2025

Open workspace

CodingDifficulty not specifiedLeetCode 65

Valid Number

Determine whether a given string matches the grammar of a numeric literal: an optional sign, then either an integer or a decimal (allowing formats like…

Companies: LinkedIn, Meta

Last reported Sep 2025

Open workspace

CodingMediumLeetCode 40

Combination Sum II

Given a multiset of candidate numbers, return all unique combinations that sum to the target where each candidate may be used at most once. This…

Companies: LinkedIn, Expedia, Meta, Microsoft +1

Last reported Sep 2025

Open workspace

CodingDifficulty not specifiedLeetCode 101

Symmetric Tree

Check whether a binary tree is symmetric around its center by determining if the left and right subtrees are mirror images of each other. This…

Companies: LinkedIn, Apple, TikTok

Last reported Sep 2025

Open workspace

CodingMediumLeetCode 53

Maximum Subarray

Find the contiguous subarray within an integer array that yields the maximum possible sum and return that sum. This is typically solved in O(n) with…

Companies: LinkedIn, Amazon, Google, Meta +5

Array · Divide and Conquer · Dynamic Programming

Last reported Sep 2025

Open workspace

pros/cons of different cache'ing methods

Companies: LinkedIn

Last reported Sep 2025

Open workspace

CodingDifficulty not specifiedLeetCode 1473

Paint House III

Given m houses (some already painted and cannot be repainted) and n colors with painting costs, paint the remaining houses to produce exactly target contiguous…

Companies: LinkedIn

Last reported Aug 2025

Open workspace