How do you design a production-grade ASP.NET Core

pplication in Azure?

What interviewers expect:

They are testing architecture thinking, not just service knowledge.

Strong Answer (Real-world level):

In production, I never deploy a standalone ASP.NET Core app. I design a layered, scalable,

fault-tolerant architecture in Azure.

Typical Architecture:

• Frontend → React hosted on Azure Static Web Apps / CDN
• Backend API → ASP.NET Core on Azure App Service
• Database → Azure SQL
• Caching → Azure Redis Cache
• Messaging → Azure Service Bus
• Secrets → Azure Key Vault
• Monitoring → Application Insights

Real-time Scenario:

Let’s say I built an e-commerce system:

When a user places an order: