Domain-Driven Design: Concepts and Practices for Senior Developers Training Course

Introduction to Domain-Driven Design for Government

• Principles and motivations behind Domain-Driven Design (DDD)
• Utilizing ubiquitous language and collaborating with domain experts
• Identifying core, supporting, and generic subdomains within government operations

Strategic Design and Bounded Contexts for Government

• Defining bounded contexts and their responsibilities in public sector applications
• Context mapping and integration patterns for efficient interdepartmental collaboration
• Managing teams, organizational boundaries, and data ownership within government agencies

Tactical Patterns — Building Blocks of the Domain Model for Government

• Entities and identity management in public sector systems
• Value objects and immutability to ensure data integrity
• Aggregates and transaction boundaries to maintain consistency in government applications

Domain Services, Repositories, and Factories for Government

• Determining when to use domain services versus application services in government projects
• Repository patterns and persistence considerations for robust data management
• Factory patterns for complex object creation in public sector applications

Modeling Complex Behavior and Invariants for Government

• Designing invariants and enforcing business rules to ensure compliance and accountability
• Event-driven modeling and domain events for real-time data processing in government systems
• Consistency models, including eventual consistency and sagas, to manage complex transactions

Integrating DDD with Architecture and Engineering Practices for Government

• Aligning DDD with microservices and modular monoliths in government IT infrastructure
• API design, anti-corruption layers, and integration strategies to enhance interoperability
• Testing domain logic: unit tests, integration tests, and contract tests for reliable government applications

Adopting DDD in Teams and Organizations for Government

• Conducting domain discovery workshops and Event Storming to foster collaboration
• Creating and maintaining a ubiquitous language across teams to improve communication
• Measuring success and iterating on the domain model to continuously enhance government services

Summary and Next Steps for Government