In this tutorial, you'll delve into the mechanics of Kafka and then integrate it with Go to develop a realtime notification system. I am trying to understand how Kafka can be used for real time notification.Let's say I have a kafka topic for alerting purposes. In this blog, we'll dive into how I built a scalable notification system using Kafka, WebSockets, Docker, and Node. After the creation of the . Env file, the application is ready to run. This stepbystep guide will help you set up a messaging feature using Apache Kafka for your Spring Boot microservice application.