Decide event notification launch via experiments
Company: Meta
Role: Data Scientist
Category: Analytics & Experimentation
Difficulty: medium
Interview Round: Technical Screen
Overview: Design an experimentation plan to decide whether to launch a notification telling users which friends are going to an event, covering randomization, metrics, power and ramp, long-term risks, and the launch call. The hard part is that friends influence each other and the notification competes with existing ones.