Have you ever wondered how some of your favorite apps handle real-time updates? Live sports scores, stock market tickers, or even social media notifications — all rely on event-driven architecture (EDA) to process data instantly. EDA is like having a conversation where every new piece of information triggers an immediate response. It’s what makes an application more interactive and responsive.
In this walkthrough, we'll guide you through building a simple event-driven application using Apache Kafka on Heroku. We'll cover: