Evaluate Key Metrics for Biker-Dasher Program Success
Company: DoorDash
Role: Data Scientist
Category: Analytics & Experimentation
Difficulty: medium
Interview Round: Technical Screen
##### Scenario
The company is considering launching a program that lets bikers become dashers.
##### Question
What factors should we evaluate before launching the biker-dasher program? Which metrics would best measure the program’s success? How would you design the experiment to test the feature? If the metrics do not improve, how would you diagnose the outcome?
##### Hints
Address supply-demand balance, rider capacity, customer experience, core and guardrail metrics, experiment design, and post-test root-cause analysis.
Quick Answer: This question evaluates a data scientist's competency in experimental design, metric definition, causal inference, and operational diagnostics related to marketplace supply, safety, and unit economics.