dotnet-backend-patterns

Production-grade C#/.NET patterns for APIs, MCP servers, and enterprise backends with modern async, DI, and data access practices. Master C#/.NET patterns for building production-grade APIs, MCP servers, and enterprise backends with modern best practices (2024/2025). - Covers clean architecture project structure, dependency injection lifetimes, and configuration with IOptions pattern - Async/await best practices including parallel execution, ConfigureAwait usage, and ValueTask optimization for hot paths - Entity Framework Core and Dapper repository patterns with query optimization, multi-mapping, and performance considerations - Multi-level caching with Redis and memory cache, including stale-while-revalidate and cache invalidation strategies - Unit and integration testing with xUnit, Moq, and WebApplicationFactory; Result pattern for flow control without exceptions - Developing new .NET Web APIs or MCP servers - Reviewing C# code for quality and performance - Designing service architectures with dependency injection - Implementing caching strategies with Redis - Writing unit and integration tests - Optimizing database access with EF Core or Dapper - Configuring applications with IOptions pattern - Handling errors and implementing resilience patterns - Use async/await all the way through the call stack - Inject dependencies through constructor injection - Use IOptions for...