![](https://res.cloudinary.com/we-love-speed/image/fetch/c_limit,f_auto,q_auto,w_220/https://www.welovespeed.com/assets/images/speakers/2021/jeremie_pereira_sq.jpg)
Presented in French by Jérémie Pereira Front-end Developer, Leboncoin
Passionate about the web for 15 years, I am a frontend lead developer at leboncoin, which I joined 9 years ago. I actively participated in the responsive redesign of the site, the total redesign of the frontend stack and I am now passionate about performance, accessibility or developer experience.