Inside Netflix’s Distributed Counter: Scalable, Accurate, and Real-Time Counting at Global Scale
Netflix engineers recently published a deep dive into their Distributed Counter Abstraction, a scalable service designed to track user interactions, feature usage, and business performance metrics with low latency globally. Built atop Netflix’s TimeSeries Abstraction, the system balances performance, accuracy, and cost through configurable counting modes, resilient data aggregation, and a globally distributed architecture.