Product Definition · master area

Technical Design Brief

The TL's signed translation of a Feature Brief into sequence, schema, API, the one ility chased, and the observability hooks the cycle needs. Two pages. Sketches over prose.

Owner: Tech Lead Phase it lives in: Before We Build Written: after the Feature Brief is trio-signed, before the first story is pulled.

Where it lives in the chain

• Before We Build · Technical Design Brief — the canon
• What We Shape · Sequence, Schema, API — the next-phase counterpart
• What We Shape · Ilities Selection — the discipline of picking one

How to do this

• Practice — Writing Technical Design Briefs
• Template — Technical Design Brief skeleton
• Skill path — Tech Lead foundations · Step 3

Related crafts

• Feature Brief — the input
• Architecture Decision Records — referenced from the TDB, not embedded
• Sequence Diagrams · Schema Design · API Contract — the sketches the TDB carries