What is the role of nodemon?

Short answer: nodemon is a development tool that automatically restarts your Node.js app when file changes are detected—great for faster development cycles. It’s not recommended for production. Usage: nodemon app.js

Real-world example (ShopNest)

A ShopNest BFF in Node.js aggregates catalog and price APIs for the React storefront.

Say this in the interview

1. Define — one clear sentence (the short answer above).
2. Example — relate it to a project like ShopNest or your real work.
3. Trade-off — when you would not use it.