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NestJS + Next.js: Event Driven Architecture

45m 9s
English
Paid

In this lesson, you build a small event-driven setup with NestJS and Next.js. You use EventEmitter on the backend and Server-Sent Events (SSE) on the frontend. This setup lets your app push updates without a page reload.

How the Event Flow Works

NestJS creates and sends events when something changes. These events carry simple data. Next.js keeps an open link to the backend and waits for updates.

When a new event arrives, the page updates at once. You do not need extra fetch calls.

Why Use This Pattern

This setup helps you build live features with little code. You can show alerts, track long tasks, or refresh small parts of the page.

You also keep the flow easy to trace. The backend sends events, and the frontend reacts in order.

What You Build Here

You set up a basic event path. NestJS fires an event. Next.js listens and shows the new data. This gives you a clear start for larger real-time features.

Additional

https://github.com/mguay22/nestjs-nextjs-event-driven

About the Author: Michael Guay

Michael Guay thumbnail

Michael Guay is a US software engineer and prolific independent instructor publishing course material on the .NET / C# stack and the modern web frameworks adjacent to it.

The course catalog covers C# and .NET fundamentals, ASP.NET Core for back-end development, Entity Framework for data access, Blazor for full-stack C# web applications, plus the surrounding tooling and deployment patterns. The teaching style is patient and project-oriented, with each course typically building a working application end-to-end.

The CourseFlix listing under this source carries over 20 Michael Guay courses spanning that range. Material is paid and aimed at developers picking up the .NET stack or extending their existing .NET experience into newer parts of the platform.

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Frequently asked questions

What prerequisites do I need before taking this course?
To get the most out of this course, you should have a basic understanding of JavaScript and familiarity with both NestJS and Next.js frameworks. Prior experience with event-driven architectures or handling real-time data updates on the web would be beneficial but is not strictly necessary.
What will I build during this course?
During the course, you will set up a basic event-driven architecture using NestJS and Next.js. The project involves configuring the backend to emit events and the frontend to listen and react to these events using Server-Sent Events (SSE), providing a foundation for building more complex real-time features.
Who is the target audience for this course?
This course is ideal for web developers who are interested in implementing real-time features into their applications. It is particularly suited for those looking to understand how to use event-driven patterns to build efficient and responsive web applications with NestJS and Next.js.
How does this course compare in depth to other courses on event-driven architecture?
This course offers a focused introduction to event-driven architecture using NestJS and Next.js, specifically covering the integration of EventEmitter and Server-Sent Events (SSE). It is designed as a concise lesson to implement a basic event-driven setup, which may be less comprehensive than other courses that cover broader aspects of event-driven systems.
Which specific tools and platforms are covered in this course?
The course covers the usage of NestJS and Next.js frameworks to build an event-driven architecture. It specifically uses EventEmitter on the backend and Server-Sent Events (SSE) on the frontend to enable real-time updates without the need for additional fetch calls.
What topics are not covered in this course?
This course does not cover advanced topics in event-driven architectures, such as complex event processing, message brokers, or distributed event streaming platforms. It focuses solely on implementing a straightforward event-driven setup using NestJS and Next.js.
What is the estimated time commitment for this course?
The course is designed to be concise, consisting of a single lesson. The lesson length is not specified, but given the focused nature of the content, it should require a relatively short time commitment to complete.