How to Pass the LinkedIn Software Engineer Interview in 2026

The LinkedIn DNA (TL;DR)

Member-first product sense, two-sided marketplace dynamics, 'Next Play' mentality.

The LinkedIn Interview Loop

Your onsite loop will typically consist of 5 rounds.

1
Round 1
Recruiter Screen
Motivation, role fit, logistics.
2
Round 2
Coding Screen
LeetCode-medium algorithmic problems under time pressure.
3
Round 3
System Design
Distributed systems, trade-offs at scale, architecture under constraints.
4
Round 4
Onsite Coding
LeetCode-hard, debugging, code clarity, edge cases.
5
Round 5
Behavioral / Leadership
Past evidence of ownership, influence, resolving conflict.

Based on our database of LinkedIn interview outcomes, avoid these common traps:

Three real prompts pulled from our database.

Type · System Design

Design the LinkedIn Feed – specifically the ranking and aggregation of posts from connections.

Type · Behavioral

How do you handle a situation where Product wants to launch a feature that you believe will hurt the long-term Brand equity?

Type · Next Play

A time you moved on from a pet project.

+ many more questions, signals, and worked examples

A sample from our database, grouped by round. Sign up to see the full set.

9 of 19 questions shown

1
Type · Motivation
Why LinkedIn? How does our mission of 'economic opportunity for every member of the global workforce' align with your technical interests?

2
Type · Algorithms
Find the Lowest Common Ancestor (LCA) of two nodes in a binary tree (not necessarily a BST).
3
Type · Data Structures
Implement a 'Retain Best Cache' that stores up to N elements. When full, it should evict the element with the lowest 'rank' (provided at insertion). If ranks are tied, use LRU.
+ 2 more questions in this round (sign up to unlock)

4
Type · System Design
Design 'People Also Viewed' – a system that displays similar profiles based on member browsing history.
5
Type · System Design
Design a Distributed Rate Limiter for LinkedIn's Public APIs to prevent scraping.
+ 1 more questions in this round (sign up to unlock)

6
Type · Concurrency
Write a multi-threaded program to print numbers from 1 to N using three threads. Thread A prints multiples of 3, Thread B prints multiples of 5, Thread C prints others.
7
Type · Debugging
Given a large Java codebase where memory usage is steadily climbing until an OOM (Out Of Memory) error occurs, how would you find the leak?

8
Type · Next Play
STAR
A time you moved on from a pet project.
9
Type · Marketplace
STAR
Worked on a two-sided product - how did you balance supply and demand?
+ 7 more questions in this round (sign up to unlock)