- T2 frontend: software-architect → frontend-architect - T3 backend: senior-developer → backend-developer - T3 frontend: senior-developer → frontend-architect - T3 default: senior-developer → backend-developer - T4 backend: backend-architect → backend-developer (implementation, not architecture) - T4 default: senior-developer → backend-developer Depends on: coding-with-hans-heinemann/agency-agents#1 (new agent roles)