How Netflix uses Apache Cassandra and Open Source Software, to tailor online video streaming to 62 million members?

This is an amazing opportunity as Christos lives in Silicon Valley and is coming for Holiday to Greece and very kindly agreed to come to our meetup as our star speaker! We are certainly looking forward to it!



Christos Kalantzis is a Technologist, Data Enthusiast, Blogger and Geek. He’s interested in big distributed databases and how to extract value from them.

Christos grew up in Montreal, Canada, where he started his career as a DBA for companies such as Matrox, CGI, Sync and InterTrade. He moved to Silicon Valley where he built and lead engineering teams for YouSendIt and Netflix. He’s worked on cloud storage solutions, for YouSendit, before the term “Cloud” was popular. He has also focused on solving at scale run-time databases using sharded RDBMS and NoSQL products. He is an Apache Cassandra MVP.

Christos volunteers his time helping the Greek communities where he has lived. Growing up in Montreal, he served as the president of his local Greek Youth Club. In his current home town of San Jose, he volunteers at the annual San Jose Greek Festival.

Christos’ wife is a trained educator and they have 2 little boys, whom he devotes most of his off-work hours to.


Company Overview

Netflix Inc. is the world’s leading Internet television network with over 62 million members in over 50 countries enjoying more than 100 million hours of TV shows and movies per day, including original series, documentaries and feature films. Members can watch as much as they want, anytime, anywhere, on nearly any Internet-connected screen. Members can play, pause and resume watching, all without commercials or commitments.