Spotify has over 20 million monthly active users and launched in 17 countries with over 20 million songs and more than 1 billion playlists. Spotify uses Puppet to manage roughly 3500 nodes across 3 Puppet installations, each with their own PuppetDB and certificate authority. Puppet has been used at Spotify for 2.5 years, with more than 300 changes per month contributed by 137 committers to their Puppet repository, which includes 240 Puppet modules. The infrastructure uses Git branches and Puppet environments to manage changes and will switch from various node classification methods to using Hiera.