Thibaud Germain enhanced delivery query capabilities in the hyperledger-labs/fabric-token-sdk repository by implementing a targeted feature expansion focused on backend development using Go. He introduced a Delivery field to the DeliveryScanQueryByID function, enriching the data model to support more precise delivery tracking and advanced analytics. This change enabled users to perform more specific lookups, improving workflow speed and operational visibility. Thibaud approached the work with a low-risk, single-commit strategy, prioritizing stability and traceability. While the scope was narrow, the update demonstrated careful attention to data structure design and backend logic, resulting in a focused improvement to delivery data handling.