Full Cycle Developers

The year was 2012 and operating a critical service at Netflix was laborious. Deployments felt like walking through wet sand. Canarying was devolving into verifying endurance (“nothing broke after one week of canarying, let’s push it”) rather than correct functionality. Researching issues felt like bouncing a rubber ball between teams, hard to catch the root cause and harder yet to stop from bouncing between one another. All of these were signs that changes were needed.

Fast forward to 2018. Netflix has grown to 125M global members enjoying 140M+ hours of viewing per day. We’ve invested significantly in improving the development and operations story for our engineering teams. Along the way we’ve experimented with many approaches to building and operating our services. We’d like to share one approach, including its pros and cons, that is relatively common within Netflix. We hope that sharing our experiences inspires others to debate the alternatives and learn from our journey…

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