Freelancer profile translated to English.
Back to original languageAbout Guillaume
Frontend developer specialized in **Next.js & Prismic**, I support product and design teams in transforming their concepts into performant, maintainable, and conversion-oriented web applications.
My goal: deliver fast, scalable, user-centric interfaces while adhering to best practices (clean code, performance, SEO, accessibility).
I useClaudeandChatGPTdaily withGithub Copilotto deliver faster and ensure the quality of the code produced.
đ Expertise
- Headless CMS:Prismic(Official Partner),Strapi
- Deployment:Vercel
đ€ I can help you with:
- FrontendRedesign
- Performance & SEOOptimization
đ Discover my work:meetguillaume.dev
đ Prismic Partner:prismic.io/hire-a-developer/guillaume-ducuing
#Typescript #React #Next.js #Tailwind #Prismic #Strapi #HeadlessCMS #Vercel #Krpano
French
Native or bilingual
English
Fluent
Can work on-site
Rouen (up to 30km), Paris (up to 10km)
Experience
- PrismicHeadless CMSSOFTWARE PUBLISHINGDecember 2025 - January 2026 (1 month)Development of a help center for muscle training applications, as part of a mission entrusted by Prismic.
- Developed with Next.JS (app router), Tailwind, and deployed on Vercel.
- Prismic integration for content editing by marketing teams.
- Management of display logic by device (web, iPhone, Android)
- Responsive
- BunkerCommunication AgencyDIGITAL AND ITDecember 2025 - January 2026 (1 month)Paris, France
- Full development of a modern web application based on Next.js with the App Router, integrating Tailwind CSS for a responsive and polished interface, as well as TypeScript to ensure robust and maintainable code.
- Setup of the connection with the Prismic headless CMS to manage content flexibly and scalably. Continuous deployment on Vercel to ensure performance, reliability, and fast updates.
- In-depth optimization of natural referencing (SEO) to improve visibility, search engine positioning, and overall user experience.
- JuumoKrpano 360 Platform Development for: Rouen ChurchesARCHITECTURE AND URBAN PLANNINGNovember 2025 - December 2025 (1 month)Rouen, FranceDevelopment of a 360 virtual tour platform
- NextJS App router mono repo + Krpano
- Typescript
- Tailwind
- Stripe
- Cloudflare
- Supabase
- Resend
- Prismic
- Vercel deployment
Discover the projects:
Reviews
E
Estelle
Deepomatic
Reviewed on 11/14/2025
Very professional. Work completed on time. We would not hesitate to work with Guillaume again.
Mohamed
KOREO
Reviewed on 8/8/2025
A perfect collaboration! Guillaume showed great seriousness throughout the site redesign project, with excellent communication, constant responsiveness, and true flexibility. He adapted to our constraints with professionalism and efficiency. I recommend him without hesitation and would work with him again.
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Education
- Web Developer Training, Programming / Computer Developer, GeneralCefii - Web School2022Formation Développeur Web, Programmation / développeur informatique, général