JSMP 22: Jakub Andrzejewski on Web Performance

Опубликовано: 20 Март 2026
на канале: JS Poland Conf
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🚀 New Episode Alert on JavaScript Master Podcast! 🌟 Special Guest: Jakub Andrzejewski!

Hey, folks! 👋 It's Dariusz Kalbarczyk here, co-founder of NG Poland, JS Poland, AngularMaster.dev & WorkshopFest.dev. Welcome back to the JavaScript Master Podcast!

In today's episode, we have a special guest from Wrocław, Poland: a Senior Developer and Google Developer Expert, member of the Nuxt Team, and Ambassador for Storyblok, Algolia, Cloudinary, Supabase - Ladies and gentlemen, Jakub Andrzejewski!

🎙️ Get to know Jakub - his journey in programming, the secrets of the 'Lazy Pattern', its impact on web performance, and much more!

✨ Discover:

How the 'Lazy Pattern' enhances web performance.
The benefits of lazy loading images and the role of HTML 'loading' attribute.
Challenges with 'loading=lazy' attribute and its effect on Largest Contentful Paint.
Insights into 'Lazy Hydration' and its impact on server-side rendered apps.
Beyond Lazy Pattern: Other methods to boost web app performance.
The crucial role of caching in Web Performance.
Practical examples of caching in front-end to back-end requests.
Risks and drawbacks of caching.
Best practices for website performance measurement.
Continuous Performance Auditing: What is it and how it maintains desired performance.
Recommended packages and tools for website performance improvement.
Strategies for delivering optimized images for enhanced performance.
Understanding perceived performance and its role in User Experience.
Advice for newcomers and veterans in the software industry.
Two must-read book recommendations: one technical, one non-technical.

🔗 Links to additional resources:

https://apoorv.pro/lozad.js/
https://github.com/danielroe/fontaine
https://partytown.builder.io/
https://dev.to/jacobandrewsky/perform...
https://dev.to/jacobandrewsky/improvi...
https://dev.to/jacobandrewsky/leverag...
https://dev.to/jacobandrewsky/fronten...
https://dev.to/jacobandrewsky/optimiz...
https://pagespeed.web.dev/
https://developer.mozilla.org/en-US/d...
https://web.dev/browser-level-image-l...


Stay tuned and level up your web performance game with us! 🌐💻 #JavaScriptMasterPodcast #WebPerformance #TechTalks #PodcastUpdate