Web Scalability Tutorial Wanted!

Hi guys. Is there any good tutorial or resources out there focusing on web scalability? An interactive one would be great. My goal is to have necessary skills to handle high traffic website.

Thanks!

https://www.udacity.com/course/web-development–cs253
https://www.udemy.com/building-highly-scalable-apps-on-the-cloud/
https://www.udemy.com/react-quickly/

Thanks a lot! I’ll check it out