Thomas Geisen

Tournon, Auvergne-Rhône-Alpes, France

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Summary

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Senior

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Top School

Thomas Geisen is a French UI developer and web designer with over eight years of hands-on experience crafting bespoke, high-quality WordPress sites and front-end experiences. He combines a strong aesthetic sense—collaborating regularly with designers and copywriters—with rigorous technical practices focused on performance, accessibility, SEO, and eco-friendly, maintainable code. As an independent artisan of the web he has delivered projects for cultural institutions, luxury brands and international clients, earning multiple Awwwards mentions along the way. Technically fluent in HTML5, CSS3, Tailwind, SASS, JS (GSAP), Webpack and Gutenberg theme development, he also contributed front-end work to the widely used WP Rocket plugin ecosystem. Formerly CTO at a digital agency and co-founder of a cultural webzine, he pairs strategic project direction with hands-on implementation and team mentoring. Based in Tournon, he’s known for meticulous craftsmanship where visual refinement meets robust engineering.

8 years of coding experience

6 years of employment as a software developer

LICENCE PROFESSIONNELLE Ingénierie de l'Internet et du Multimedia Indépendants, LICENCE PROFESSIONNELLE Ingénierie de l'Internet et du Multimedia Indépendants at IUT de Troyes

MASTER Chef de Projet Système d'Information - Multimédia et Management, MASTER Chef de Projet Système d'Information - Multimédia et Management at Institut G4

French, English, Spanish

Github Skills (5)

css10

sass10

gulp10

javascript10

front-end-development10

Programming languages (2)

PHPHTML

Github contributions (4)

wp-media/wp-rocket

Feb 2018 - Mar 2018

Performance optimization plugin for WordPress

Role in this project:

Front-end Developer

Contributions:172 commits, 100 pushes, 12 comments in 1 month

Contributions summary:Thomas implemented new front-end templates using Gulp, SASS, and JavaScript. They added styling to a CSS file to define general styles and used an icon font. They also modified the Gulp file to compile the SASS and JS files, including adding the Uglify library and using sourcemaps. They also changed the name of the CSS and JS files and added new JavaScript files while hiding the old ones.

wordpresscachecachingminificationlazyload

Thomasgeisen/climanifeste

Mar 2019 - Mar 2019

Manifeste écologique des professionnel.le.s de l'informatique

Contributions:1 push in 1 day

informatiquepythonmanifestedes

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