Domain-Driven Design | Knowledge Base

📄️ Domain-Driven Design (0 → Expert)

This is a comprehensive, Staff+ focused guide for mastering Domain-Driven Design in real-world software systems.

The most important concept in DDD - defining clear boundaries where models apply

Building a shared vocabulary between developers and domain experts

Classifying domain areas to prioritize investment - Core, Supporting, and Generic

Patterns for how bounded contexts relate and integrate with each other

Collaborative domain discovery technique using sticky notes and workshops

Techniques beyond Event Storming for understanding complex domains

Framework for making architectural decisions in DDD projects

Understanding identity vs structural equality in domain modeling

Consistency boundaries and the heart of tactical DDD

Capturing business facts and enabling loose coupling between aggregates

Collection-like interfaces for aggregate persistence

Operations that don't naturally fit within a single entity or value object

Orchestrating use cases and coordinating domain objects

Encapsulating complex object creation in DDD

Natural synergy between Domain-Driven Design and Event Sourcing

Applying DDD concepts to microservices architecture

Strategies for testing domain models, aggregates, and DDD applications

Strategies for introducing DDD to legacy systems

Common mistakes and how to avoid them

Anonymized examples from production DDD implementations

Comprehensive quiz and flashcards covering all DDD concepts