By Alex Hutter, Falguni Jhaveri and Senthil Sayeebaba — By Alex Hutter, Falguni Jhaveri and Senthil Sayeebaba Over the past few years Content Engineering at Netflix has been transitioning many of its services to use a federated GraphQL platform. …

This blog post gives an overview of the Rapid Event Notification System at Netflix and shares some of the learnings gained while building it — By: Ankush Gulati, David Gevorkyan Additional credits: Michael Clark, Gokhan Ozer Intro Netflix has more than 220 million active members who perform a variety of actions throughout each session, ranging from renaming a profile to watching a title. Reacting to these actions in near real-time to keep the experience consistent across…

by Ashley Yung — by Ashley Yung About two-thirds of the total Netflix streaming happens on TV. In a previous post, we talked about how we ship the same, updatable JavaScript User Interface layer across thousands of TV devices. For UI engineers, their goal is to present the newest and greatest UI to our…

Swati Sapar, Blaid Burgess, Jonathan Solorzano-Hamilton, Vinod Uddaraju — Swati Sapar, Blaid Burgess, Jonathan Solorzano-Hamilton, Vinod Uddaraju Netflix believes that great stories can come from anywhere and be loved everywhere. …

By Karen Casella, Director of Engineering, Access & Identity Management — By Karen Casella, Director of Engineering, Access & Identity Management Have you ever experienced one of the following scenarios while looking for your next role? You study and practice coding interview problems for hours/days/weeks/months, only to be asked to merge two sorted lists. You apply for multiple roles at the…

Martin Tingley with Wenjing Zheng, Simon Ejdemyr, Stephanie Lane, Colin McFarland, Mihir Tendulkar, and Travis Brooks — Martin Tingley with Wenjing Zheng, Simon Ejdemyr, Stephanie Lane, Colin McFarland, Mihir Tendulkar, and Travis Brooks This is the last post in an overview series on experimentation at Netflix. Need to catch up? Earlier posts covered the basics of A/B tests (Part 1 and Part 2 ), core statistical concepts…

How the Netflix TVUI team implemented a robust strategy to quickly and easily detect performance anomalies before they a — Angus Croll Netflix is used by 222 million members and runs on over 1700 device types ranging from state-of-the-art smart TVs to low-cost mobile devices. At Netflix we’re proud of our reliability and we want to keep it that way. To that end, it’s important that we prevent significant performance…

By Vikram Srivastava and Marcelo Mayworm — By Vikram Srivastava and Marcelo Mayworm Netflix has one of the most complex data platforms in the cloud on which our data scientists and engineers run batch and streaming workloads. As our subscribers grow worldwide and Netflix enters the world of gaming, the number of batch workflows and real-time data…