Critical Rendering Path (CRP) For Web Development In 2025

Critical Rendering Path (CRP) For Web Development In 2025

An advanced Critical Rendering Path (CRP) course for everyone! Learn the DOM, CSSOM, render blocking resources, etc.

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What you'll learn

• Become and expert in the Critical Rendering Path (CRP)
• Learn advanced concepts like speculative parsing, async, preload, defer, etc
• Understand the DOM, CSSOM, Render Tree, Layout & Paint process
• Learn how the CRP influences site speed and efficiency
• Speed up your websites and app & increase conversion TODAY
• Learn where to write your JavaScript for optimized performance
• Understand render blocking resources and how to avoid them
• Grasp concepts such as the DOM, CSSOM, Render Tree
• Grasp Audit Lighthouse and how to use it
• Optimize any website for speed by writing better code
• Learn about the role of HTTP and AJAX in the context of CRP
• Understand the Network Panel, Performance Panel and Audit Lighthouse functions within DevTools
• Understand the fundamentals of HTTP, TCP, Data Packets and a whole bunch more!
• Real examples of how AJAX works (we use both the XMLHttpRequest object and the newer Fetch API)
• Understand what are Render Blocking Resources and how we solve this problem
• Skills that will help you to apply for jobs like Web Developer, Front End Developer, Javascript Developer, and Full Stack Developer
• From beginner to expert (advanced +)
• Ongoing updates to keep you current
• You will emerge an expert
• Write JavaScript and understand what a Polyfill does
• Write your own Polyfill
• How to use a text editor that is completely free
• Gives you depth of knowledge to boost your ability and confidence
• All the techniques used by professional programmers
• Introduction to HTTP/2 and HTTP/3 and how it improves the current HTTP/1.1 protocol
• Support from me
• Bonus lectures + practical examples

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