Product design question
How should Uber design a shuttle service for commuters between SF and South Bay?
- Product design
- Hard
Practice this question out loud. An AI interviewer asks it, follows up like a real interviewer would, and scores your answer. Type or speak.
Start a mock interview on this question · Mock interview from a job description
What this question tests
Transportation product design for a fixed-route commuter service, balancing predictability against demand-responsive flexibility.
How to approach it
- Clarify the goal, reducing commute cost and time versus solo rideshare, or reducing single-occupancy car trips for sustainability.
- Identify user needs, predictable schedule and price for daily commuters, and minimal detours to keep total travel time competitive with driving.
- Design the core experience, fixed pickup points along the SF to South Bay corridor with scheduled departures matching typical commute windows.
- Add flexibility within limits, allowing riders to reserve a recurring seat, ensuring capacity certainty for regular commuters.
- Address pricing, a subscription or monthly pass model, since predictable recurring commuters value cost certainty over per-ride pricing.
- Define success metrics, seat utilization rate per route and subscriber retention month over month.
What a strong answer includes
- Designs around fixed pickup points and scheduled departures rather than door to door pickup, recognizing that predictability matters most for a shared commuter route.
- Proposes a subscription pricing model, matching the recurring nature of commuting rather than a standard per-ride fare.
- Balances detour minimization with coverage, since too many stops erodes the time advantage over driving alone.
- Sets a utilization metric, since an underfilled shuttle is not economically viable, alongside retention as the true test of commuter value.
Common mistakes
- Designing a fully on-demand door to door service, which undermines the efficiency benefit of a shared fixed route.
- Ignoring pricing model fit for recurring commuters, e.g. using standard per-ride pricing instead of a pass.
- Not defining a utilization metric despite this being a capacity-constrained service.
Likely follow-up questions
- How would you determine optimal pickup point locations.
- How would you handle demand that exceeds shuttle capacity.
- How would you price this competitively against driving or solo rideshare.
More product design questions
- Design a TV for a car.Google · Product design · Hard
- Design a refrigerator for the blind.Google · Product design · Hard
- How do you design a camera for the elderly?Google · Product design · Medium
- Redesign Twitter for eCommerce.Shopify · Product design · Hard
- How would you go about designing a new location sharing app for Google?Google · Product design · Medium
- How would you improve Google Home?Google · Product design · Easy
More questions from Google
Learn the skill behind it
Chapters of the AI PM course that teach what this question tests.
- Chapter 4: Discovery and strategy for AI products
- Chapter 7: AI UX and human oversight: design for a system that is wrong sometimes
- Chapter 14: Get the job: the AI PM interview loop