Nicolas Frizzarin

Core Web Vitals: Put your application into orbit with best practices

Is your JavaScript blocking the main thread? Learn how to master the new Interaction to Next Paint metric and build a truly responsive application.

Core Web Vitals: Put your application into orbit with best practices
#1about 2 minutes

Why users are unsatisfied with web applications

Common user feedback points to slow page loads, blinking screens, and delayed interactions as key sources of frustration.

#2about 4 minutes

Understanding Core Web Vitals and measurement methods

Core Web Vitals are Google's metrics for measuring user experience, which can be tracked using field data from real users or lab data for debugging.

#3about 5 minutes

How to optimize the Largest Contentful Paint (LCP)

Improve LCP by breaking down the loading process into four phases and using techniques like preloading resources and optimizing image formats.

#4about 4 minutes

Preventing Cumulative Layout Shift (CLS) for stability

Avoid visual instability by correctly sizing images, reserving space for dynamic content like ads, and managing web font loading.

#5about 4 minutes

Improving Interaction to Next Paint (INP) responsiveness

Optimize INP by breaking up long JavaScript tasks, deferring non-critical code execution, and simplifying complex DOM structures.

Related jobs
Jobs that call for the skills explored in this talk.
SabIna compys

SabIna compys
Vienna, Austria

Remote
20-100K
Intermediate
JavaScript
.NET
+1

Featured Partners

Related Articles

View all articles
CH
Chris Heilmann
Dev Digest 116 - WWWAI?
This time, learn how to un-AI Google's search results, what's new on the web, avoid a new security hole and go back to BASICS with us. News and ArticlesWhat a week. Google, Microsoft, OpenAI and many others had their big flagship events announcing th...
Dev Digest 116 - WWWAI?
LM
Luis Minvielle
10 Developer Websites in 2023
As a web developer, you're always investigating how to level up your skills and streamline your workflow. That's why we've gathered a collection of 10 innovative tools that are guaranteed to boost your productivity, enhance your coding abilities, ele...
10 Developer Websites in 2023
CH
Chris Heilmann
Dev Digest 134 - Where pixels sing?
News and ArticlesWeAreDevelopers LIVE Data and Security Day is on Wednesday, 25/09/2024. Learn about OPC UA Updates, Best Practices for Using GitHub Secrets, Passwordless Web 1.5, Emerging AI Security Risks, Data Privacy in LLMs and get a chance to t...
Dev Digest 134 - Where pixels sing?
CH
Chris Heilmann
Dev Digest 126 - * yells at cloud
Hello there, during the WeAreDevelopers World Congress last week many people got stranded on their way home because of the CrowdStrike debacle. But all worked out and we will be back 2025! Tickets are already available and you can try your luck at th...
Dev Digest 126 - * yells at cloud

From learning to earning

Jobs that call for the skills explored in this talk.

Frontend-Entwickler

infomax websolutions GmbH
Grassau, Germany

Intermediate
Senior
CSS
HTML
JavaScript
TypeScript