Sergio de Carvalho is a Principal Software Engineer at Workday. Over the last 6 years he helped Workday build their OpenStack-based private cloud, with a special focus on virtualised networking and storage. Since the beginning of 2019, he's focusing on building Workday’s next storage platform with Ceph. With over 20 years of experience in software development, Sergio loves learning new technologies and building large-scale distributed systems.