---
title: "What is Reactive Programming? Beginner's Guide to Writing Reactive Code"
url: https://daily.dev/posts/what-is-reactive-programming-beginner-s-guide-to-writing-reactive-code-4quve91j3
source_url: https://www.freecodecamp.org/news/reactive-programming-beginner-guide/
type: article
source: "freeCodeCamp"
published: 2024-03-18T10:18:00.035Z
updated: 2024-05-09T08:39:06.345Z
tags: ["javascript", "typescript", "reactive-programming"]
reading_time: 17
upvotes: 67
comments: 2
language: en
---

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# What is Reactive Programming? Beginner's Guide to Writing Reactive Code

**[freeCodeCamp](https://daily.dev/sources/freecodecamp)** · 17 min read · 67 upvotes · 2 comments

## Summary

Learn about reactive programming, its benefits, and how it works using JavaScript/TypeScript within the Node.js environment. Explore the concepts of streams, observables, and operators to build responsive and scalable applications.

## Full article

daily.dev links to this article rather than hosting it. Read it at the original source: <https://www.freecodecamp.org/news/reactive-programming-beginner-guide/>

## Community discussion

Top comments from developers on daily.dev.

**@fab978** · 0 upvotes

> Great introduction

**@darryl\_bayliss** · 0 upvotes

> A nice introduction to reactive programming. 😃👍
>
> I would add some of the tools suggested for certain languages seem outdated. For instance Kotlin developers tend to use coroutines which provides reactive programming. Swift also has the Combine framework.

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---

Tags: [#javascript](https://daily.dev/tags/javascript), [#typescript](https://daily.dev/tags/typescript), [#reactive-programming](https://daily.dev/tags/reactive-programming)

[View this post on daily.dev](https://daily.dev/posts/what-is-reactive-programming-beginner-s-guide-to-writing-reactive-code-4quve91j3)