How do you bind JSON body in minimal APIs?
PICTURE THIS: HOW TO EXPLAIN IT
Simple meaning
Parameters can accept JSON automatically or use [FromBody].
WHY — ASP.NET instead of guessing?
Why interviewers care about ASP.NET:
question about ASP.NET.
trade-offs, and what you would actually do on a .NET project - not buzzwords.
Name the idea, why it exists, then one short example.
End with when you use it and one common pitfall.
STEPS — What happens step by step?
Before you speak the answer, walk the interviewer through these steps:
- 1Parameters can accept JSON
automatically or use [FromBody].
- 2I validate with data
annotations or FluentValidation.
- 3How it works
Size limits protect the server.
- 4Give an example
One tiny concrete case you can say aloud.
- 5Common mistake
What juniors usually get wrong.
- 6Close
When you pick this over the alternative.
EXAMPLE — See it in action
Here's a short line you can speak, broken into clear beats:
Note: Adapt this scaffold to your own project — keep it under 60–90 seconds.
Key takeaway
Parameters can accept JSON automatically or use [FromBody]. I validate with data annotations or FluentValidation.