The Setup What do people use to get stuff done? Home Interviews Community About Follow along on Twitter , or subscribe to the feed . Ads Via The Deck Senior performance architect (Netflix) Posted July 15, 2014. Filed under: bsd developer linux mac software windows I'm Brendan Gregg , I'm a senior performance architect at Netflix , and do large scale computer performance design, analysis, and tuning. Performance tuning improves the customer experience and saves the company money, by doing more with fewer resources. I also write technical books, contribute to open source projects, and speak at technical conferences as a performance expert. This year I gave the keynote at SCaLE , the Southern California Linux Expo, on Linux and Solaris performance differences. I'm currently using an Apple Macbook Pro Retina 15 inch as my work computer, connected to a ...