Design a User Behavior Tracking (Clickstream Analytics) System

Company: Rippling

Role: Software Engineer

Category: System Design

Difficulty: medium

Interview Round: Technical Screen

Quick Answer: This question asks for the design of an end-to-end user behavior tracking (clickstream analytics) system, covering event collection, transport, processing, storage, and querying. It evaluates system design skills around high-throughput data pipelines, including trade-offs between streaming and batch processing, storage models for aggregate versus per-user access patterns, and delivery guarantees under unreliable clients.