Design a content moderation system
Company: TikTok
Role: Software Engineer
Category: System Design
Difficulty: medium
Interview Round: Technical Screen
Quick Answer: This question evaluates a candidate's competency in designing large-scale content moderation systems, covering distributed architecture, scalability and latency engineering, policy outcome modeling, abuse-resistance considerations, human-in-the-loop workflows, auditing and traceability, and operational trade-offs.