---
title: "Discussion on \"Refactoring Legacy JavaScript with OpenAI Codex\" | Hashnode"
description: "Discussion on \"Refactoring Legacy JavaScript with OpenAI Codex\". Learn how to refactor legacy JavaScript and Node.js with OpenAI Codex using safe prompts, tests, async/await upgrades, and step-by-step modernization."
url: "https://hashnode.com/posts/refactoring-legacy-javascript-with-openai-codex/69adc61386766ac3a64fbb99"
---

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# [Refactoring Legacy JavaScript with OpenAI Codex](https://sumits-blog.hashnode.dev/refactoring-legacy-javascript-with-openai-codex?utm_source=hashnode&utm_medium=feed)

Learn how to refactor legacy JavaScript and Node.js with OpenAI Codex using safe prompts, tests, async/await upgrades, and step-by-step modernization.

Mar 8 · 12 min read · sumits-blog.hashnode.dev  
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-   [#javascript](https://hashnode.com/tag/javascript)
-   [#codex](https://hashnode.com/tag/codex)
-   [#refactoring](https://hashnode.com/tag/refactoring)

## Written by

[Sumit Saha](https://hashnode.com/@sumitsaha)

@sumitsaha · Dhaka, Bangladesh

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

Software Engineer, Programming Educator , and Technology Entrepreneur (Dhaka, Bangladesh) | Co-founder @ Analyzen | Founder @ Learn with Sumit (LWS) | Founder @ logicBase Labs | freeCodeCamp Contributor

Sumit Saha (Dhaka, Bangladesh) - Bangladeshi software engineer and programming educator. Founder of Learn with Sumit (LWS) and logicBase Labs; Co-founder of Analyzen

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