Design a Calendar System
Company: LinkedIn
Role: Software Engineer
Category: System Design
Difficulty: medium
Interview Round: Technical Screen
Quick Answer: This question evaluates a candidate's ability to design a large-scale calendar backend, covering data modeling for events, recurrence, invitations, and reminders. It is a common system design interview topic because it tests practical trade-offs in scalability, consistency, and time-based scheduling logic beyond basic CRUD design.