Freelancer profile translated to English.

Description

Launch your SaaS MVP faster, cleaner!

👋 I am a freelance FullStack developer, expert in React, Next.js, and Strapi.

I help companies and startups createcustom**, **performant, and easily maintainableweb applications from scoping to deployment.

⚙️ My expertise:

➡️ Custom technical architecture for scalable SaaS web applications

➡️ React for fluid, dynamic, and UX-friendly interfaces

➡️ Next.js for optimal web performance and native SEO

➡️ Strapi for a powerful, personalized, and manageable back-office

➡️ Modern deployment (Vercel, VPS, Docker) for fast and reliable delivery

🚀 My services:

✅ Development of SaaS MVPs in React / Next.js

✅ Creation of custom back-offices with Strapi

✅ Robust & scalable technical design

✅ Performance & conversion rate optimization

✅ Support for hosting, scalability, and production deployment

Whether you have a SaaS idea to realize or an internal tool to develop, I help you **go from idea to a functional version**, fast to deliver and designed to last.

📩 Let's discuss your project together 🚀

Languages

French
Native or bilingual
English
Fluent

Workplace preferences

Remote only

Primarily works remotely

Digital Garden
Web Developer
DIGITAL AND IT
September 2024 - Today (1 year and 9 months)
Nantes, France
👉 Development ofweb applicationswith business needs and custom, flexible Back-office using Strapi.

👉 Development ofshowcase websiteswith Figma mock-up integration.

👉 Interface development with 100%customized and responsiveNuxt.

👉Performant, scalable, and maintainableapplications.

👉 Docker environment with CI/CD pipeline

Web Application Nuxt.js React.js Docker Strapi
Spliiit
Onboarding Improvement
DIGITAL AND IT
June 2025 - June 2025
Nantes, France
Objective:
Design and develop the new onboarding for the Spliiit startup's SaaS, offering a simpler and more secure user journey

Actions:
Technical study on secure authentication solutions and writing a technical document for the client presenting authentication options (Choice focused on OTP via SMS) as well as a service benchmark
Writing functional and technical specifications to frame the development and expected features
Development of an onboarding MVP presented to the client

Result:
✅ A shorter onboarding, adapted to the client's use and business cases
✅ Technical documentation allowing the client to envision the solution
✅ Security against multi-accounts and spam
React.js Next.js Functional Specifications Startup Software as a Service (SaaS)
Prosperito
Prosperito Site Development on Framer
E-COMMERCE
February 2024 - March 2024 (1 month)
Nantes, France
👉 Development of custom components inReact

👉 UI/UXdesignof the website based on a graphic charter

👉Integrationof the website on Framer, ensuringcomponent maintainability and responsiveness

Result:
-> Showcase website for the Prosperito SaaS adapted to the target audience
-> Lead capture for the web application launch
React.js Web Application UI/UX Design Front-End Development SAAS

Check out Mattéo's experience

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Application Designer Developer
MyDigitalSchool
2024
Expertises en développement frontend et développement backend. Apprentissage et mise en pratiques des normes de sécurité, du déploiement, des normes de conception. React, NextJS, Strapi, NodeJS, MongoDB, SQL

MOOC Cybersecurity
ANSSI
2024
Cybersecurity

Mattéo Rossi

🚀 Custom SaaS Developer | React & Strapi

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