Some details
GVT (currently Vivo is a company from Telefónica’s Group) had a high demand for development of projects in the telecommunications area, requiring specialized people in the technologies used by the company. Visionnaire, through its several years of relationship with GVT (now Vivo), helped in the development of various systems, and in the sourcing of specialized professionals in GVT’s technologies. Visionnaire
developed several systems throughout many years using various software technologies.https://internet.vivo.com.br/
