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A practical guide to structuring vertical slices in .NET projects. Learn the file-per-concern slice layout, manual handlers without MediatR, Minimal APIs via IApiEndpoint, Result<T>, FluentValidation, inter-module events, and PublicApi boundaries used in a production Modular Monolith template.
After 12 years of building .NET applications, I have learned 40 hard-earned lessons about writing code, designing systems, and shipping software. From clean code and architecture trade-offs to code reviews, technical debt, CI/CD, and team practices, this post shares the most important takeaways every .NET developer, technical lead, and software architect should know.
Learn how to build file-based apps in .NET 10 and .NET 11 Preview 3. This guide covers single-file C# scripts, multi-file apps with the #:include directive, including SDK, including project files and building a CLI health-check tool, creating Minimal APIs with EF Core and SQLite, and converting scripts to full projects.
Learn what Dapr is, how the sidecar architecture works, understand building blocks and components, and set up Dapr with .NET Aspire for your .NET microservices. Code examples in .NET to publish events with Dapr to a message queue (RabbitMQ, Kafka), how to consume events from a message queue with Dapr, how to send HTTP requests to REST services with Dapr (service invocation) and state management.
Learn a proven 10-step workflow for building production-ready software with AI assistance. Includes detailed prompts for requirements analysis, architecture design, finding functional and non-functional requirements, backend and frontend implementation, code review, and deployment automation.
Learn why EF Core SaveChanges becomes slow when inserting thousands of rows when returning identity values and how BulkInsert and BulkInsertOptimized from Entity Framework Extensions deliver up to 23x faster performance in SQL Server.
About the Author
I help Software Engineers grow into Senior Developers, Technical Leads, and Software Architects
By teaching them how to design systems that survive growth, scale, and change.
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Every week, I share practical .NET and architecture insights with 25,000+ developers through my free newsletter, AntonDevTips. It's one of the fastest-growing .NET newsletters in the industry.
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I create premium courses that help .NET developers close knowledge gaps, crush interviews, and level up from junior to senior, and from senior to Technical Leads and Architects. My courses are built from 12+ years of real-world experience, something you won't learn with AI.
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