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Building High-Performance Microservices with .NET 8: Patterns and Pitfalls

In the rapidly evolving landscape of backend development, microservices have become the architecture of choice for many organizations seeking scalability and resilience. However, as systems grow in complexity, performance often becomes the Achilles’ heel of even the most well-designed microservice ecosystems.
As a .NET backend developer, you’re fortunate — .NET 8 provides a robust toolkit for building high-performance microservices. But are you leveraging its full potential?
This article dives deep into practical strategies, backed by concrete code examples, to help you build microservices that don’t just work correctly but perform exceptionally well under load.
The Performance Leap in .NET 8
.NET 8 represents a significant evolution in Microsoft’s journey toward high-performance cloud-native applications. Before we dive into architecture patterns, let’s understand what makes .NET 8 particularly well-suited for microservices:
- Native AOT: Ahead-of-time compilation reduces startup time and memory footprint
- Improved Minimal APIs: Enhanced routing and reduced overhead
- Dynamic PGO (Profile-Guided Optimization): Runtime optimization based on actual…