Julien Fournier is a seasoned engineering leader with 12 years of experience, currently Head of Engineering at Dernier Cri in Bordeaux where he progressed from web and mobile developer to agency lead. He combines hands-on full‑stack development with people and operational management, having led teams as Engineering Manager and Responsable d'agence since 2018. Julien contributes to open-source projects such as MJML, having extended its renderer and added a configurable validator—demonstrating practical expertise in improving developer-facing frameworks. Comfortable across product, delivery and client-facing roles, he’s adept at translating business needs into robust technical solutions. Fluent in English and grounded in management and commerce studies, he brings both technical depth and organizational savvy to growing engineering teams.
12 years of coding experience
13 years of employment as a software developer
Licence Professionnelle Gestion des Organisations PME/PMI Gestion, Licence Professionnelle Gestion des Organisations PME/PMI Gestion at Université du Littoral Côte d'Opale
BTS Management des Unités Commerciales Gestion, Marketing, Droit, Commerce, Comptabilité, Anglais, BTS Management des Unités Commerciales Gestion, Marketing, Droit, Commerce, Comptabilité, Anglais at Nord Opale Conseil
MJML: the only framework that makes responsive email easy
Role in this project:
Full-stack Developer
Contributions:11 commits, 1 PR in 21 days
Contributions summary:Julien primarily focused on extending the MJML framework's functionality and API. They added a custom validator to the API, allowing users to define custom validation rules through a configuration file. The user modified the core MJML renderer and validator to accommodate this new functionality. Furthermore, the user made various changes across different packages to support the custom validator integration and testing.
A navigation UI ready to drop into your React Native application
Contributions:2 reviews, 2 PRs, 75 pushes in 11 months
react-native
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