Business Capability teams

Developer/Engineer
- Software development
- Application support
Product Owner/Manager
- Providing business and customer context
- Prioritize tasks
- Final decision maker
Designer/Creative
- Translates application features to user experiences
- Developing working design elements; IA, userflows, wireframes, etc..
- Developing creative design elements; visual design, copy, style guides, etc..
Operations
- Support application production needs
- Knowledge sharing with developers
- Designated or dedicated
Testers (optional)
- Functional tests
- Security tests
- Compliance tests
Architect (optional)
- Support product team by validating development and execution strategy
- Provide application assessment of long-term quality and flexibility
- Designated or dedicated
Data scientist (optional)
- Support team with data analysis expertise
- Provide insights to product team
- Designated or dedicated

Operations

Application Operator
- Member of the application team
- Lifecyle and release management
- Ensure application of automated tests
- Ensure application monitoring
- May support developmental tools in use by application team
- 2nd level support, triage to appropriate application team member
Platform Engineer
- May support application operator with platform expertise
- Developing and maintaining changes to the supporting application platform
- Ensure the health and availablity of the supporting platform
Physical Infrastructure Engineer
- Maintains the physical network and systems supporting the application platform
- Ensure the health and availability of supporting hardware

Role centric rather than the product centric
Creates gaps in knowledge and responsiblity; reducing innovation, product quality, and delivery speed
Can create poor interactions between teams
"Project" focused; short term cross team collaboration, rather than continuous iterative improvements
Local optimization causing global optimization problems