backend-architecture

To structure a new API endpoint in ASP.NET Core, place your controller in the Web project, implement data access using the repository pattern, and enforce validation rules within the service layer to maintain separation of concerns.

A recommended ASP.NET Core backend architecture separates concerns across Core, Insulation, Web, and Job projects to isolate domain logic, manage dependencies, and streamline the deployment of background tasks.

Error handling with ProblemDetails in ASP.NET Core standardizes API failure responses by returning consistent HTTP status codes and machine-readable error details directly from your controllers.

Implement authorization policies in ASP.NET Core by defining policy requirements in your startup configuration, and apply validation strategies within your service layer to validate domain logic before data persistence.

Yes, this ASP.NET Core backend architecture supports custom WebSocket hubs, enabling real-time communication alongside standard controller patterns and service discovery mechanisms.

Using repository and service patterns in ASP.NET Core introduces additional layers and abstraction overhead, requiring strict dependency direction management to prevent circular dependencies and maintain code navigability.