Software Architecture training course

Architecture Capabilities

• Soft skills
• Technical skills
• Architecture decisions
• Design principles
• Guide technology decisions
• Architecture decisions & their justification

Domain-Driven Design 

• The key to using a clear, unambiguous language
• Defining a Bounded Context      
• Ubiquitous Language    
• Model Driven Design     
• Hands-on Modelers       
• Refactoring towards Deeper insight       

Communicating About Architecture

• Documenting architecture decisions
• Using a central document or wiki
• Establishing where decisions will be documented
• Involving the right stakeholders
• Informing Stakeholders
• Architecture Archaeology
• Update interesting historical artefacts
• Architecture pitfalls
• Importance of a clear goal

Architectural Styles

• Components vs Classes
• Component Types
• Hybrids & Variants
• Scaffolding vs Architecture Patterns
• Traditional layered Architecture
• Event-driven Architecture
• Microkernel architecture
• Sacrificial Architecture
• Layered architecture

Example Scenario

• Introducing the scenario
• Groundhog Day anti-pattern
• How to federate a hub  
• Using dedicated broker instances
• Applying a centralized broker
• identify the conditions and constraints
• Types of client applications
• Analysing the options
• Broker usage and purpose
• Message throughput
• Internal application coupling
• Single point of failure
• Performance bottlenecks
• Centralized broker approach

Separation of Concerns

• Layers of isolation
• Hybrids and variants
• Layered architecture considerations
• Good general-purpose architecture
• Determining a good starting point for most systems
• The Architecture sinkhole anti-pattern
• Coexistence with Monolithic applications

Architectural Topologies

• Mediator topology
• Broker topology
• Event-driven architecture
• Mediator topology
• Events and Channels
• Impact of Event-driven architecture

Documenting the Process Layer             

• Processes exposed as services
• Service contracts
• Contract creation, maintenance and versioning
• Process availability or unresponsiveness
• Reconnection logic on server restart
• Addressing failures
• The plug-in architecture patterns
• Applying business rules and logic

Agility and Architecture

• Agile methodologies
• Agility is not a substitute for architecture
• Documenting the Architecture
• Technical Writing Skills
• Know Your Audience
• The most important rule: revise!
• Big bang architecture
• Multiple transition architectures

Architecture and Continuous Delivery

• Let the architecture evolve
• Discover iteratively and learn more about the system
• Continuous Delivery
• Architecture is abstract until operationalized
• Mature engineering practices.
• Manage coupling intelligently
• The Delivery teams
• Constant flow of new features into production
• Continuous Integration
• Fast, automated feedback
• Deployment Pipeline

Evolutionary Architecture

• Enterprise Integration Patterns
• Integration Challenges
• Coordination challenges
• Latency issues
• The network and security
• Topology changes
• Increasing transport costs
• The network is not heterogenous

Integration Styles

• File transfer
• Shared database
• Remote procedure calls
• Messaging and invocation          
• Integration simplicity
• System decoupling
• System abstraction

Integration Challenges

• Timeliness of data synchronization,
• Data-only transfer shared database
• Dear-universal integration via SQL
• Performance bottleneck issues
• Schema change and Data ownership issues
• Data encapsulation and ownership
• Web services
• Avoiding tight system coupling

(Micro)Service Oriented Architecture

• Synchronous and Asynchronous communication
• Reliable messaging
• Highly decoupled systems
• Achieving scalability
• Integration beyond the firewall
• Cross platform standards
• Which is the best service integration style?
• Presenting alternatives
• Articulate the pros and cons of each

Architecture and Business Strategy

• The Enterprise Operating Model
• Business Needs
• IT Capabilities
• Business Operations and IT Systems
• Infrastructure enterprise architecture
• Architecture Governance