.NET 8 Microservices: DDD, CQRS, Vertical/Clean Architecture

Module 1: Microservices Fundamentals & .NET Setup

⏳ 1 hour

• Overview of microservices vs. monolithic architecture and key trade-offs

• Installing .NET SDK, Visual Studio/VS Code, and setting up solution structure

Module 2: Building Your First .NET Core Microservice

⏳ 1.5 hours

• Creating an ASP.NET Core Web API project with controllers and dependency injection

• Implementing CRUD endpoints and documenting with Swagger/OpenAPI

Module 3: Inter-Service Communication Patterns

⏳ 1.5 hours

• Synchronous HTTP communication using HttpClientFactory and resiliency with Polly

• Asynchronous messaging with RabbitMQ: publishers, consumers, and message contracts

Module 4: Data Management Strategies

⏳ 1.5 hours

• Database-per-service pattern: Entity Framework Core migrations and context isolation

• Command Query Responsibility Segregation (CQRS) and event sourcing basics with MediatR

Module 5: Security & API Gateway

⏳ 1 hour

• Securing microservices with JWT bearer tokens and identity providers (IdentityServer4)

• Routing, load balancing, and authorization using Ocelot API Gateway

Module 6: Containerization with Docker

⏳ 1 hour

• Writing Dockerfiles for .NET Core services and multi-stage builds

• Managing service composition with Docker Compose

Module 7: Orchestration with Kubernetes

⏳ 1.5 hours

• Creating Kubernetes manifests: Deployments, Services, ConfigMaps, and Secrets

• Helm charts for packaging and scaling microservices clusters

Module 8: Observability & DevOps Practices

⏳ 1 hour

• Centralized logging with Serilog and Seq, distributed tracing with OpenTelemetry

• Monitoring metrics in Prometheus and visualizing dashboards in Grafana

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