LinkedIn Software Engineer Interview Questions
The questions to prepare for a LinkedIn Software Engineer interview. Questions from real interview reports rank first. Updated weekly.
Merge two sorted singly linked lists into one sorted list by relinking existing nodes.
LinkedInCompute the nth Fibonacci number using an iterative dynamic programming approach with O(n) time and O(1) space.
LinkedInExplain how you protect quality on a fixed-deadline engineering project by managing scope, risks, and release criteria.
LinkedInDescribe how you mentored a colleague or strengthened team capability while still delivering on an important engineering project.
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Tests your ability to design event-driven systems with latency, ordering, and delivery guarantees.
LinkedInEvaluates foundational networking knowledge for routing and switching behavior.
LinkedInEvaluates system design for scalable indexing and search retrieval.
LinkedInTests your ability to improve query performance using indexing, plans, and schema choices.
LinkedInCompute daily active users and a 7-day rolling average using a CTE, distinct counts, and window functions.
Meta
Spotify
Meta ITRank LinkedIn members by interaction count within each region and return the top five using aggregation and ROW_NUMBER.
LinkedInAggregate monthly sales by product category and use LAG to calculate month-over-month changes.
Total Wine & More
Inc.
Benjamin Moore