Vinay Chella is a Cloud Data Architect @ Netflix and Apache Cassandra MVP. He possesses a great understanding of Cassandra (C*), distributed systems and relational databases. As an Engineer and Architect, he has extensively worked on building distributed systems, highly efficient data access layers and performance tuning of C*. Vinay Chella has assisted several teams in successfully building next generation data access layers @ Netflix Roopa Tangirala is an experienced engineering leader and Apache Cassandra MVP with an extensive background in databases, be they distributed or relational. She manages the Cloud Database Engineering team at Netflix responsible for operating cloud persistent and semi-persistent runtime stores for Netflix, which includes Cassandra, Elasticsearch, Dynomite and MySQL by ensuring data availability, durability, and scalability.