Product design question
Design an App for travellers going to the airport (experience should cover things until they get on their flight).
- Product design
- Medium
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
End to end product design across a full journey with multiple emotional states, from planning to boarding.
How to approach it
- Confirm scope: the app covers pre departure prep through security and boarding, not the flight itself.
- Segment travelers: frequent business flyers who want speed versus infrequent leisure flyers who want reassurance.
- Map the journey stages: packing reminders, traffic aware departure timing, security wait times, and gate updates.
- Prioritize reducing the most stressful moment, uncertainty about security wait and making the gate on time.
- Propose a live journey timeline with real time security wait estimates and a recommended leave by time.
- Define success with on time gate arrival rate and reduction in missed flight related support contacts.
What a strong answer includes
- Anchors the design on the single most stressful moment, security wait uncertainty, rather than covering everything shallowly.
- Distinguishes frequent flyers from infrequent flyers, since their trust and information needs differ.
- Proposes a concrete feature, live leave by time, not a vague 'trip assistant'.
- Sets a measurable outcome, missed flight support contacts, tied to real business cost.
Common mistakes
- Tries to cover every airport service instead of the highest anxiety moment.
- Ignores that infrequent travelers need more guidance than frequent ones.
Likely follow-up questions
- How would you get real time security wait data reliably?
- How would this app make money or fit into an existing travel product?
- How would you handle international travelers with customs and visa steps?
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- How would you go about designing a new location sharing app for Google?Google · Product design · Medium
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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