Video and slides synchronized, mp3 and slide download available at URL http://bit.ly/1MvLQjT. Niklas Gustavsson goes into detail on how a Spotify service works and how the UNIX philosophy of composing components that does a single thing well, works on a greater scale. He presents how services are built in two distinct layers and common patterns for, for example, service discovery and storage. Filmed at qconlondon.com. Niklas Gustavsson is a backend engineer at Spotify, open source hacker, mountain biker and father of two awesome kids. At Spotify, he mostly works on the audio pipeline and content delivery.