How do you handle routing, load balancing, and caching with an

Short answer: PI Gateway? Routing: The API Gateway routes incoming requests to the appropriate microservice based on the URL, method, or other attributes. It can also aggregate responses from multiple services and return a unified response. Example: Requests to /user are routed to the User Service, and /order to the Order Service. Load Balancing: The API… Gateway often……… integrates with a load balancer to distribute requests…

Explain a bit more

across multiple instances of a service, ensuring better resource utilization and failover support.

Real-world example (ShopNest)

ShopNest splits Catalog, Cart, Order, and Payment into services so teams can deploy catalog changes without redeploying payments.

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.