[Masterclass] Building cloud native, distributed systems with .NET Aspire | Nick Chapsas

Join Nick Chapsas, a leading voice in .NET development and creator of popular YouTube tutorials, for a one-day masterclass on December 6, 2025. Building cloud-native distributed systems that are resilient and scalable can be daunting due to the myriad variables involved, but Nick simplifies it. This hands-on masterclass guides you through crafting scalable, resilient services in .NET using ASP.NET Core and the latest .NET Aspire framework. Expect a deep dive into defining system requirements, building a full distributed system with RESTful services, microservices, databases, messaging, and cloud deployment—perfect for mastering modern distributed architectures.

Goals

• Learn to design and build resilient, scalable distributed systems with .NET.
• Master selecting and integrating tools (e.g., Redis, OpenTelemetry) for specific use cases.
• Gain confidence in deploying and performance-testing cloud-native applications.

Outcomes

• Build a complete distributed system you can adapt for your company.
• Acquire practical skills in observability, Dockerization, and cloud deployment.
• Leave with actionable insights from Nick’s expertise in .NET ecosystems.

Topics

• Defining the system we need to build with clear requirements
• Introduction to RESTful Services
• Understanding Monoliths and Microservices
• Using relational databases
• Using NoSQL databases
• Understanding what “cloud native” means
• Understanding event-driven architecture
• Using Messaging and Queues
• Using Events
• Using Redis as a distributed cache
• Implementing observability with OpenTelemetry
• Using .NET Aspire to run our system locally
• Dockerizing our system
• Deploying services to the cloud
• Introduction to Performance testing

Needed Equipment

• Visual Studio 2022 or JetBrains Rider or Visual Studio Code with C# Dev Kit installed.
• .NET 9 (latest version).
• Docker or Podman.
• Minikube.
• Azure CLI.
• Lens or k9s (optional for Kubernetes management).
• Insomnia (optional for API testing).
• A free-tier Azure account.

Who Should Attend

• Backend developers with C# and ASP.NET Core experience.
• Professionals comfortable reading, writing, and debugging C# code.
• DevOps and architects eager to level up in cloud-native .NET systems.

About the trainer

Nick Chapsas is a well-known content creator, author, and educator in the world of software development, with a particular focus on C# and .NET technologies. He has built a strong reputation for his ability to break down complex concepts into approachable and engaging content, making him a highly respected voice in the developer community.

As the Founder of Dometrain, Nick leads an educational platform designed to help developers advance their skills in software engineering. Through Dometrain, he creates structured courses that blend practical knowledge with real-world examples, empowering learners to not only understand but also apply modern development practices.

Beyond Dometrain, Nick is recognized for his active presence on YouTube and other platforms, where he publishes tutorials, deep dives, and thought leadership on topics such as .NET performance, cloud development, and software architecture. His work has helped thousands of developers worldwide stay up to date with the evolving Microsoft ecosystem and improve their coding craft.