developer-roadmap/content/guides/avoid-render-blocking-javascript-with-async-defer.md

[![](/guides/avoid-render-blocking-javascript-with-async-defer.png)](/guides/avoid-render-blocking-javascript-with-async-defer.png)

Here is the [original tweet](https://twitter.com/kamranahmedse/status/1436392322451841026) where this image was posted.