The purpose of this tender procedure is to contract the development and implementation of a specialized software application designed to ensure the operational traceability of pediatric patients participating in decentralized clinical trials. The platform should integrate with hospital information systems, support hybrid (on site/remote) clinical operations, and comply with applicable regulatory requirements, as part of the Project UICM24/00003 entitled “BRIDGE Project. (Breaking Barriers with Remote Integration for Global Pediatric Trials”, funded by Instituto de Salud Carlos III (ISCIII) through the project UICM24/00003 and by Next Generation EU funds under the Recovery and Resilience Mechanism (RRM) for the Fundació Hospital Universitari Vall Hebron - Institut de Recerca (VHIR).