Sharing my LinkedIn IC2 interview loop experience for anyone preparing for similar interviews.

Here are the questions/topics that were covered across the rounds:

Elimination Round

1. Maximum Depth of Binary Tree
2. Zigzag Level Order Traversal

Round 1 – DSA

1. Max Points on a Line / Max Collinear Points
2. Minimum Length Substring

Round 2 – AI + Coding
LRU Cache with Counters
Given different workloads, predict/calculate the cache hit/miss ratio
The round involved combining coding with reasoning around the AI/system behavior

Round 3 – Hiring Manager
Behavioral questions
Discussion around past projects and experiences

Round 4 – System Design
Design Google Calendar
Discussion around the architecture, components, scalability, and design decisions

Round 5 – Technical Communication
Deep dive into past projects
Detailed discussion around technical decisions, challenges, trade-offs, and implementation

Hope this helps.