---
title: "Discussion on \"Building a Traffic Light React App\" | Hashnode"
description: "Discussion on \"Building a Traffic Light React App\". With State Machines and Domain Driven Design"
url: "https://hashnode.com/posts/building-a-traffic-light-react-app/6331290c3ac18d0d78a0463d"
---

[Feed](https://hashnode.com/feed) /

Discussion

# [Building a Traffic Light React App](https://johntcosta.hashnode.dev/building-a-traffic-light-react-app?utm_source=hashnode&utm_medium=feed)

With State Machines and Domain Driven Design

Sep 26, 2022 · 3 min read · johntcosta.hashnode.dev  
Read the article

-   [#reactjs](https://hashnode.com/tag/reactjs)
-   [#typescript](https://hashnode.com/tag/typescript)
-   [#domain](https://hashnode.com/tag/domain)
-   [#functional-programming](https://hashnode.com/tag/functional-programming)
-   [#solution-modeling](https://hashnode.com/tag/solution-modeling)

## Written by

[John Costa](https://hashnode.com/@johntcosta)

@johntcosta · Oakland, CA

  
[View profile](https://hashnode.com/@johntcosta)

Software Engineer focused on shipping value in the form of code that is easy to read, maintain, and extend.

## Responses

Markdown supported · ⌘↵ to post

No responses yet.