Design multi-tenant ingestion and processing platform

Company: Amazon

Role: Software Engineer

Category: System Design

Difficulty: medium

Interview Round: Onsite

Quick Answer: This question evaluates a candidate's ability to architect scalable, multi-tenant data ingestion and processing platforms, assessing competencies in tenancy modeling, tenant isolation strategies, SLA-driven design, cost-control and chargeback mechanisms, noisy-neighbor mitigation, and operational reliability.