Opted for new distributed architecture models and more scalable and agile microservice developments as part of various projects to redesign and modernize their Information Systems. GSECDIGITALES, having demonstrated its technological expertise, was selected for the design and implementation of several specific development needs, including the TEXAS project for Value-Added Service Management Solutions from ORANGE CI and the project entitled API ENABLER for ORANGE TV commercial offers and promotions. The technical achievements consisted of setting up the microservice layers and REST API layers, configuring and securing all the APIs and systems implemented.