Metrics question
The number of matches on Tinder are down. How do you identify the problem and rectify it?
- Metrics
- Medium
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What this question tests
Tests metrics diagnosis for a core marketplace metric: isolating whether the drop in matches is a supply, demand, or algorithm problem.
How to approach it
- Define matches precisely: mutual right swipes, distinct from messages sent or dates arranged, to scope the metric correctly.
- Break potential causes into supply side, fewer active users or a gender ratio imbalance, and product side, an algorithm or UI change.
- Check for a recent change correlated with the drop, such as a matching algorithm update or a UI change to the swipe flow.
- Segment the data by geography, age, and gender to see if the decline is broad or concentrated in a specific segment.
- Once isolated, propose a targeted fix matched to the diagnosis rather than a generic re engagement campaign.
- Define the recovery metric: matches per active user per week, tracked by the affected segment.
What a strong answer includes
- Insists on diagnosing before fixing, first checking whether swipe volume, match rate, or both declined, since each points to a different cause.
- Checks for a recent product change correlated with the drop, such as an algorithm tweak or UI redesign to the swipe card stack.
- Segments by geography and gender ratio, since a local supply demand imbalance often explains match declines concentrated in specific cities.
- Proposes a targeted fix based on the finding, for example reverting or tuning a recent algorithm change if that is the correlated cause.
Common mistakes
- Assuming the cause is a supply problem without first checking for a recent product or algorithm change.
- Proposing a broad re engagement campaign before isolating whether the issue is swipe volume or match conversion.
Likely follow-up questions
- How would you distinguish a seasonal dip from a genuine structural decline?
- What would you do if the drop was concentrated in one specific city or age group?
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Learn the skill behind it
Chapters of the AI PM course that teach what this question tests.
- Chapter 9: Prove it paid off: outcomes, economics, and pricing
- Chapter 2: Data fluency: SQL, logs, and reading the truth yourself
- Chapter 14: Get the job: the AI PM interview loop