Product design question
Build an app to help share/get updates with only your close friends.
- Meta
- Product design
- Medium
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What this question tests
Product design for intimate, small-group sharing: can you design for a close-friends use case distinct from broad social sharing, with the right privacy defaults.
How to approach it
- Define the user need: sharing candid, lower-pressure updates with a small trusted circle, distinct from a public/broad-audience feed.
- Identify the core tension: broad social apps optimize for reach and polish, which discourages casual, authentic sharing with close friends.
- Propose the design: a small, capped-size private group (e.g. up to 20-30 people) with an ephemeral or low-pressure format like short updates or photos.
- Default to privacy: closed groups by invite only, no public discoverability, no follower/like-count pressure.
- Consider notification design: light, non-intrusive nudges to share and to check in, avoiding the addictive patterns of broad social apps.
- Define success: sharing frequency and group retention (active groups after 90 days), not follower growth.
What a strong answer includes
- Explicitly designs against public-feed dynamics (likes, reach, polish) to protect the intimacy that's the whole point of the product.
- Sets a concrete group-size cap and reasons why it matters for closeness (BeReal/Path-style precedent, stated as a known pattern not fact).
- Chooses privacy-first defaults (invite-only, no discoverability) as a deliberate design decision, not an afterthought.
- Picks group retention/sharing frequency as success metrics instead of follower-style growth metrics that would push it toward a broad feed.
Common mistakes
- Designing this like a smaller version of the main social feed, keeping likes/comments/reach dynamics that undermine intimacy.
- Not capping group size, which erodes the 'close friends' premise as groups grow.
Likely follow-up questions
- How would you prevent this from just becoming a smaller version of the main feed over time?
- How would you monetize this without breaking the intimate, low-pressure feel?
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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