Skip to content

Learn

All CoursesBrowse the full catalog of expert-led courses
WorkshopsDeep-dive workshops from industry experts

AI-Powered

Learning PathsNewA personal path to your goal, built by AI
AI AgentLearn with an AI agent on every lesson
MCP ServerBring Dometrain into your AI coding tools
Mock InterviewsNewPractice real interviews with an AI interviewer

Trending now

Dometrain ProAll courses. One subscription.Every course and workshop replay, plus the AI-powered tools.Explore Pro

Community

LeaderboardSee how you rank against fellow learners
ReviewsWhat developers say about our courses
Customer StoriesHow real teams level up with Dometrain
ChangelogSee what's new and improved at Dometrain

Content

BlogsArticles and deep dives from our authors
AuthorsMeet the engineers behind the courses

Partners

AffiliatesEarn by sharing Dometrain with your audience
Dometrain for BusinessTraining and team management for companies

SkillScoreNew Dometrain Pro

Shopping Basket

Your basket is empty

Business Portal

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18

Domain-Driven Design

5h 12m

Getting Started

Progress0%

0 / 80 lessons5h 11m left

Course overview(0/3)

WelcomeFree Preview1m 11s What will you learn in this course?Free Preview2m 13s Who is the course for and prerequisitesFree Preview3m 10s

Introduction to Domain-Driven Design(0/5)

What is Domain-Driven Design?1m 27s What is a Domain?4m 26s Why you should learn and practice DDD2m 19s The two parts of DDD4m 56s Section Recap1m 47s

Exploring a Complex Domain(0/10)

The domain we’ll be exploring6m 6s The domain’s Ubiquitous Language4m 30s Ubiquitous Language as a tool for detecting Domain Objects3m 41s The domain’s invariants3m 0s Enforcing invariants2m 44s Creating the domain objects5m 20s Invariants as Unit Tests10m 41s Enforcing Invariants that rely on dependencies12m 22s The Result Pattern10m 8s Section Recap2m 10s

Tactical Design and Patterns(0/18)

What are Tactical Patterns?3m 15s What is Tactical Design?3m 33s Entities3m 49s Implementing the Entity base class2m 23s Value Objects7m 29s Implementing the Value Object base class2m 39s Aggregates6m 2s Shifting the focus to Aggregates6m 16s Implementing the Aggregate base class1m 9s Structuring the Domain Layer around Aggregates8m 34s Domain Services5m 32s Factories3m 34s Implementing a Static Factory Method5m 5s Repositories4m 40s Disconnected Domain Models1m 40s Repositories and EF Core3m 18s Implementing a Repository3m 14s Section Recap1m 16s

Domain Events(0/7)

Accessing the Domain Layer via a web API4m 49s A system without Domain Events6m 45s Eventual Consistency1m 15s What is a Domain Event?5m 27s The Domain Event Sausage Factory6m 43s Implementing a Domain Event6m 41s Section Recap1m 23s

Key Domain Modeling Rules(0/6)

Domain Modeling & Analysis Paralysis1m 41s Domain Model Identity Uniqueness2m 28s Domain Object Deletion3m 38s One Aggregate Per Transaction3m 21s Reference Between Domain Models3m 43s Section Recap55s

Key Concepts(0/6)

Application Services vs Domain Services5m 11s Transactional vs. Eventual Consistency5m 8s Rich vs. Anemic Domain Models3m 57s Always Valid vs. Not Always Valid2m 32s Persistence Ignorance1m 8s Section Recap1m 19s

Strategic Design(0/8)

What is Strategic Design?4m 41s Sub-Domains3m 30s The 3 types of Sub-Domains3m 40s Context Mapping and Context Maps4m 14s Context Map example4m 43s Team Relationships1m 44s Context Map Patterns3m 7s Section Recap1m 18s

Bounded Contexts(0/6)

Bounded Contexts5m 29s Bounded Contexts vs. Sub-Domains (Problem vs. Solution Space)5m 17s Exploring our Domain’s Bounded Contexts4m 6s Exploring relationships between our Bounded Contexts6m 10s Defining our Context Map5m 0s Section Recap1m 9s

Integration Events(0/9)

What are Integration Events?2m 46s The chain of Integration and Domain Events4m 21s Using a Message Broker for distributing Integration Events4m 29s Error handling when publishing Integration Events3m 56s The Outbox Pattern4m 25s The Integration Events Sausage Factory - Outbox Writer4m 18s The Integration Events Sausage Factory - Integration Event Publisher1m 56s The Integration Events Sausage Factory - Consuming Integration Events5m 17s Section Recap45s

Conclusion(0/2)

Course conclusion1m 30s Rate this course

0 matches found

Loading transcript

No transcript available for this lesson.

Sign in to take notes

Timestamped notes are saved to your account and grouped by lesson here, so you can jump back to any moment of the course.

Get Your Certificate

Implementing the Entity base class

Tactical Design and Patterns

Watch 50% of the video to earn XP

Sign in to watch this course

Already a Dometrain Member?

or

New to Dometrain?

Next Lesson

Value Objects

Complete to earn+100 XP

+0 XP

+20 to next Gem

1 day streak!

Level up!

Streak saved!

Lesson Complete!

+0 XP

+20 to next Gem

Streak started!

Level 1!

Freeze earned!

Up next:Value Objects

Lesson Notes

Read this lesson

Loading content...

Unable to load content. Please try again.

Upgrade to Dometrain Pro

Get unlimited access to this video and all other courses on Dometrain with a Pro subscription.

Unlimited access to all courses
New courses added regularly
Certificates of completion

Get Dometrain Pro

Where today's experts teach tomorrow's

Learn

Courses Learning Paths Workshops

Community

Blog Authors Reviews Customer Stories Changelog

Business

Dometrain Pro Business Portal Affiliates

Support

Contact Terms of Use Privacy Policy

© 2026 Dometrain. All rights reserved.

What's New