Skip to content

Sponsor: Do you build complex software systems? See how NServiceBus makes it easier to design, build, and manage software systems that use message queues to achieve loose coupling. Get started for free.

Learn more about Software Architecture & Design.
Join thousands of developers getting weekly updates to increase your understanding of software architecture and design concepts.


Follow @CodeOpinion

Derek Comartin

Vertical Slice Architecture isn’t technical

Migrate to a Vertical Slice Architecture from a monolith? Is it more like microservices? Does it replace Clean Architecture? None of the above. It’s about being driven by cohesion of business capabilities and business processes. It has nothing to do with layers or physical deployment concerns. YouTube Check out my YouTube channel, where I post all kinds of content accompanying my posts, including this video showing everything in this post. Vertical Slice Architecture Vertical Slice Architecture has everything to do with business capabilities and nothing to do with a monolith, microservices, clean architecture, or hexagonal imports and adapters. It’s all about defining… Read More »Vertical Slice Architecture isn’t technical

.NET Framework Migration to .NET9

Have a large .NET Framework codebase that you want to migrate to .NET8 or beyond? Here’s some tips of my .NET Framework migration and things to consider. YouTube Check out my YouTube channel, where I post all kinds of content accompanying my posts, including this video showing everything in this post. Introduction to the Migration Journey My journey of migrating a large codebase from .NET Framework to .NET 9 and beyond was not just a technical challenge; it was about long-term strategy and planning. The need for improved performance, scalability, and modern development tools is what drove the goal of migration. Before… Read More ».NET Framework Migration to .NET9

Avoiding a Legacy Codebase. Keep it Evergreen

Nobody wants their codebase to turn into a brownfield mess legacy codebase having to use outdated technology. Here are 3 tips for keeping your codebase evergreen. YouTube Check out my YouTube channel, where I post all kinds of content accompanying my posts, including this video showing everything in this post. Understanding Stability and Advancements How do you keep your codebase Evergreen and avoid it being a legacy codebase? Let’s say you recently started a greenfield project, and you know it will be maintained over the years, adding new functionality. You don’t want it to turn into legacy or something that’s considered brownfield.… Read More »Avoiding a Legacy Codebase. Keep it Evergreen