Engineering handoff brief
Give engineers the decisions, behavior, states, data, and acceptance criteria needed to implement the design accurately.
Handoff, launch and iteration · 45 min · Advanced · 33 questions
Handoff details
Which user outcome must implementation deliver?
Which business rules must implementation follow?
How will we know the implementation works?
What is outside the implementation scope?
Workflow behavior
How does someone enter the workflow?
Which actions can someone take?
How should state change after each action?
When should input be validated?
What happens if the workflow is interrupted?
Which handoff state must survive a return visit?
What marks the workflow as complete?
Product states
What should appear while content is loading?
What should appear when there is no content?
How should the experience recover from an error?
What should work offline?
What should happen when permission is missing?
How should the design handle long content?
How should the experience adapt across contexts?
Implementation dependencies
Which existing components should implementation use?
Which design tokens should implementation use?
Which existing APIs should implementation use?
Which system exceptions are approved?
Data
Which data fields does the experience need?
Which data types are expected?
How fresh must the data be?
Which data is private?
What should happen when data is unavailable?
Analytics
Which analytics events are required?
Which events require consent?
Which properties should each event include?
Approval and ownership
Who owns unresolved handoff decisions?
Who approves intentional differences from the design?
Who gives final implementation sign-off?
How to use this brief
Use this brief as a bank of questions for the conversation. Choose what is relevant, mark covered questions as you go, and skip anything that has already been answered.
Use this brief when...
Use when you need to give engineers the decisions, behavior, states, data, and acceptance criteria needed to implement the design accurately.
Best used as: Workshop · Delivery checklist
- Category
- Handoff, launch and iteration
- Discussion time
- 45 minutes
- Depth
- Advanced
- Last updated
- Jul 21, 2026
- Scope
- Design briefs
- Best used as
- WorkshopDelivery checklist
- Design roles
- Product designer
- Audience
- Product designersUX and UI designersProduct managersDesign leads
- Platforms
- WebiOSAndroid
- Company type
- B2BB2CEnterprise
- Product stage
- LaunchGrowthMature product
- Tags
- handoff-launch-and-iterationengineering-handoffdelivery-and-operationsdesign-handoffimplementation-kickoff