LinkedIn [SSE] [Systems Infra] [Ghosted]
Summary
I interviewed for a Staff Software Engineer, Systems Infrastructure role at LinkedIn, progressing through multiple rounds including OA, screening, coding assessments, system design, and hiring manager interviews. After three weeks without an HR response, I consider it a rejection.
Full Experience
OA - 2 or 3 Med/Hard problems. Couldn't remember
Screening :
Some OS & Java fundamentals and 2 DSA :
- Similar to : https://leetcode.com/problems/bulb-switcher/description/
- Given list of words and a phoneNo. return the words which can be formed using given phoneNo. Pretty standard one.
CA1 :
- Exactly : https://leetcode.com/problems/all-oone-data-structure/description/
- Similar to https://algo.monster/liteproblems/366 . But it was N-ary tree instead of Binary tree.
CA2 :
- No of Island problem. Little twisted.
- Celebrity Problem
Design :
Design Metrics aggregation System
HM :
Past experiences mostly and behavioral questions.
Been more than 3 weeks and not getting any response from HR. So I consider it as a Reject.
Interview Questions (8)
Given a list of words and a phone number, return the words that can be formed using the digits of the given phone number (like T9 prediction).
A slightly twisted version of the classic 'Number of Islands' problem.
The classic Celebrity Problem.
Design a system for aggregating metrics.
Questions related to past experiences and general behavioral aspects.