A Beginner's Guide to Realtime Data With Kafka

Apache Kafka's an interesting beast. It solves many different data-processing problems by being part queue, part database, and part message bus. But it can be daunting to get started, and like many things, the only real way to understand Kafka is to build something with it. So let's do that!

In this JavaScript live-coding session we'll take our first steps with Kafka, building a system that tracks the London Underground, in real time.