Product design question
Design a driverless car pick up service for kids.
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
Product design under extreme safety and trust requirements, since the passengers are children with no adult present.
How to approach it
- Clarify the core requirement: parents need absolute confidence in the vehicle's safety and route compliance given no adult supervision inside.
- Identify pain points: no human driver to reassure the child or intervene in an unexpected situation, unlike a traditional rideshare.
- Prioritize redundant safety systems and real time parental visibility over convenience features, given the extreme trust bar for this use case.
- Propose live video and audio monitoring accessible to parents in real time, plus a direct emergency dispatch button inside the vehicle.
- Add strict operational design domain limits, restricting routes to well mapped, lower risk streets rather than complex or high speed roads.
- Define success as zero safety incidents as the top guardrail, alongside parental trust survey scores before considering any scale up.
What a strong answer includes
- Treats safety and parental trust as the entire premise of the product, not a feature among many, appropriate for driverless transport of unsupervised children.
- Proposes concrete, specific safety mechanisms, live monitoring and emergency dispatch, rather than a vague 'it will be safe' claim.
- Gives an illustrative constraint, e.g. assumes restricting initial routes to streets under 25 mph speed limits to reduce risk.
- Names zero safety incidents as an explicit non negotiable guardrail before any scale or growth metric is considered.
Common mistakes
- Designing convenience features, like entertainment, before addressing the core safety and trust requirements.
- Treating this like a standard driverless rideshare product with no added safety consideration for unsupervised children.
- No explicit safety guardrail or incident tolerance stated.
Likely follow-up questions
- What would you do if a child needed to exit the vehicle mid route unexpectedly?
- How would you build parental trust before the first ride?
- What regulatory hurdles would you expect for this specifically?
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 these companies
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