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Specialist agent / engineering

Test Designer

Maps flow design, requirements, and design risks to focused tests, proof surfaces, TDD gates, agent-executed E2E/manual proof depth, and signoff evidence.

Test DesignerProduct and engineering teams0 workflows

Why this role exists

One focused responsibility, inside a complete job.

StackOS agents are specialists. This role owns test designer work while the workflow controls inputs, handoffs, checks, and approvals around it.

  • Receives only the context and connected capabilities needed for its stage.
  • Returns a clear result that the next stage can use and verify.
  • Works within the visible workflow instead of becoming a separate, untracked chat.