The book is done!

Today, I wrote the final chapter for my book Hands-on Domain-Driven Design with .NET Core. There’s some more work to be done by the publisher and I expect them to ask for final adjustments. The book will go to print some time next week. Unfortunately, due to time pressure, the publisher has decided to exclude the last chapter from the printed version, so it will only be published online. You can get the book on Amazon or via Packt’s own webshop, where you often can get a bargain for the eBook. [Read More]
ddd  book 

Hands-on Domain-Driven Design with C# Book

Ok, it is official that my book Hands-on Domain-Driven Design with C# will be published by Packt in January 2019. Here is the link to the book. What You Will Learn Discover domain complexity together with business stakeholders Avoid common pitfalls when creating the domain model Understand the concept of bounded context and aggregate Design and build temporal models based on behavior and not only data Explore benefits and drawbacks of event-sourcing Figure out CQRS and to-the-point read models with projections Practice building one-way flow UI with Vue. [Read More]
ddd  book 

Upcoming DDD Exchange 2018

A few years ago I attended the famous Greg Young’s course (actually, both of them) at SkillsMatter and Greg asked me at the end if I am staying for DDD Exchange. I never heard of the conference before that day and decided that one day I would definitely go. These were those good old days when SkillsMatter was not so large yet and CodaNode was not a thing of reality, but only of Wendy’s dream and imagination… [Read More]


For quite a few years, with growing popularity of Domain-Driven Design (DDD), I keep hearing that: DDD is hard DDD is only for core domain This mantra has become very popular and often is (mis)used to advocate some crazy things people do to avoid crunching the domain knowledge. In this post, I would like to return to the roots. In nearly every talk or lecture that somehow concerns DDD, Greg Young mentions that, in his opinion, the chapter order of the Blue Book is incorrect. [Read More]