Database

ASP.NET Minimal APIs for building lightweight HTTP endpoints in .NET

Async/await patterns, Task-based concurrency, and cancellation in C#/.NET

Blazor component model, rendering modes, and interactive web UI development in .NET

.NET configuration system, options pattern, and secrets management

Dependency injection patterns and service registration in .NET's built-in DI container

Entity Framework Core ORM for data access, migrations, and query optimization in .NET

MediatR library for implementing CQRS, commands, queries, and pipeline behaviors in .NET

xUnit testing, integration testing with WebApplicationFactory, and mocking in .NET