In this article, we’ll take a close look at some of the changes we made on this very site — running on JAMStack with React — to optimize the web performance and improve the Core Web Vitals metrics. With some of the mistakes we’ve made, and some of the unexpected changes that helped boost all the metrics across the board.

After a lot and fun work for over a year, varied from things that were low-effort to a few that were advanced, we’ve done it.

We’ve made Skroutz.gr faster.

Performance is a feature at Skroutz. But it is also a competitive advantage. Optimized experiences lead to higher user engagement, conversions, and ROI.

"The improvements in business and user metrics from our PWA has helped convince more people within the company of the importance of app performance and load times."

Altitude NYC 2018: Making Pinterest Fast | Sarah Dapul-Weberman, Michelle Vu, Pinterest

How Zalando's overall site speed improved by more than 25% in five months

The journey to Thumbor, part 3: Development and deployment strategy

La version PWA de Twitter avait un problème de performance. Paul explique comment l'équipe l'a résolu.