With over 150 Million members worldwide, LinkedIn is an indispensible means to connect professionals the world over. By mining data from its ever-growing professional network, LinkedIn recommends jobs, connections, skills, and ads to its members. Using this same information, LinkedIn has proven itself a reliable hiring tool for companies in search of skilled talent. As LinkedIn continues to grow in popularity and features, its need for fast access to large sets of rapdily evolving data will grow. How are we handling these challenges? Come and find out about LinkedIn's data infrastructure technologies.