Summary
Beside presenting the overall Facebook architecture and scaling solutions used, Aditya Agarwal talks about the iterative process of constantly improving the site, making sure to avoid over-engineering and adapting along the way by dropping solutions that worked in the past but are no longer useful. The last part of the session was dedicated to answering questions from the audience.

Bio
Aditya Agarwal is a Director of Engineering at Facebook, where he works on News Feed, Search and Applications. He contributed to the initial Facebook Search Engine. He is also one of the co-authors of Thrift, a popular open-source RPC framework. Prior to Facebook, Aditya worked at Oracle on the Server Manageability team, which is responsible for creating a self-healing database.

About the conference
QCon is a conference that is organized by the community, for the community.The result is a high quality conference experience where a tremendous amount of attention and investment has gone into having the best content on the most important topics presented by the leaders in our community. QCon is designed with the technical depth and enterprise focus of interest to technical team leads, architects, and project managers.