Product strategy: testing whether there is real demand for a proposed or live platform
Company: Chime
Role: Product Manager
Category: Product Design & Strategy
Difficulty: medium
Interview Round: Other
How would you figure out whether a platform is really needed? Describe the evidence you would collect and how you would reach a decision.
```hint Problem first, platform second
Establish that a defined group has a frequent, painful problem before asking why a platform, rather than a single product or the workarounds people use today, is the right answer to it.
```
### Clarifying Questions
- Is the platform already live with users, or still an idea that has not been built?
- What does platform mean here: a multi-sided product that connects groups, such as buyers and sellers, or shared capabilities that internal teams or outside developers build on?
- Who is the platform meant to serve, and what decision rides on the answer: funding a build, continuing investment, or shutting it down?
### What a Strong Answer Covers
- Resolving the platform's stage and type, and adapting the approach to each
- Evidence that the problem is real: who has it, how often, how painful it is, and what people do about it today
- Platform-specific tests: whether the need is shared across many users, use cases or teams, and whether each side of a multi-sided platform needs the other
- Validation methods matched to stage that favor behavior over stated interest
- Decision criteria set in advance, including what result would make you stop
### Follow-up Questions
- Interviews show strong enthusiasm, but a sign-up page converts poorly. Which signal do you trust, and what do you do next?
- How would your approach change if the platform were internal, shared by several product teams, rather than offered to customers?
- On a two-sided platform, one side shows strong demand and the other is lukewarm. How do you decide whether to proceed?
Overview: A product strategy question about how to judge whether a platform is truly needed, whether it is still an idea or already live. It tests problem validation, telling a platform apart from a single product, preferring behavioral evidence over stated interest, and setting decision criteria before the data comes in.