Warren Berra

Warren Berra has extensive experience in leadership and technical roles within Visa since October 2005, currently serving as Senior Director and leading the Global Client Testing Visa Developer Certification team, collaborating closely with the Product office on new APIs and services. Previous positions at Visa included oversight of Prepaid, Debit, and Credit certification groups and management of client expectations during the certification of various Visa services. Earlier in Warren Berra’s career, roles at mblox involved managing multiple IT projects, while experience at Acterna included responsibility for system and network operations, and at Novartis, support for LAN and WAN operations across multiple countries.