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Introduction to Event-Driven Architecture: Benefits and Use Cases

Understanding the Event-Driven Architecture

Yohan Malshika
4 min readJan 23, 2025
Introduction to Event-Driven Architecture

Traditional systems rely on request-response communication, where one service directly asks another for data. This can create delays and tight connections between components.

Event-Driven Architecture (EDA) takes a different approach. Instead of direct requests, systems send and react to events. This makes applications faster, more flexible, and easier to scale. In this article, we’ll explore EDA, its benefits, and where it’s used in real-world applications

What is Event-driven architecture?

Event-driven architecture (EDA) is a software design pattern in which system components communicate through events. An event represents a change in state, such as a user placing an order, a payment being processed, or a sensor detecting a temperature change. Unlike traditional request-response architectures, EDA enables asynchronous communication, making systems more decoupled, scalable, and responsive.

Key Components of Event-Driven Architecture

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Yohan Malshika
Yohan Malshika

Written by Yohan Malshika

Software Engineer | .Net Developer | Technical Writer

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