Freelancer profile translated to English.
Back to original languageAbout Julien
Full-stack developer, I assist companies and individuals in creating high-performance, modern, and scalable web and mobile applications.
Specializing in React, NextJS, Angular, I handle the entire development cycle: from technical design to production.
I intervene in particular on:
- Showcase websites and web applications
- SaaS
- Cross-platform mobile applications
- Maintenance
- Consulting and support
My goal: to transform your ideas into concrete solutions by providing reliable, clear, and documented development, while respecting your deadlines.
French
Native or bilingual
English
Fluent
Can work on-site
Nantes (up to 20km)
Experience
- Lang
On Malt
Development of LangLink, a messaging application for middle and high school students - first phaseSOFTWARE PUBLISHINGNovember 2025 - November 2025Nantes, FranceDesign and development of a modern web application with Next.js (React) and TypeScript, focused on performance, scalability, and user experience.Setup of the backend infrastructure with Supabase (database, authentication, API) and integration of Stripe for secure online payment management.Development of an interactive user dashboard allowing:- Profile and personal information management- Access to the platform's main features- Real-time instant messagingImplementation of an intelligent matching system between students, based on:- Languages studied- Interests- Profile compatibilityObjective: to foster exchanges, collaborative learning, and user engagement through a fluid and intuitive platform. - CapgeminiFull-stack DeveloperSOFTWARE PUBLISHINGSeptember 2023 - September 2025 (2 years)Nantes, France2-year apprenticeship at Capgemini as a software engineer / full-stack developer.Served at BNP Paribas for 1.5 years, specifically for their subsidiary Arval. During this assignment, I participated in the integration and deployment of their new platform.Technologies used: Angular, Java, SCSS, MySQL, Spring Boot, Bitbucket, Jira, Jenkins, Git, Agile methodologies
- Recorps FormationFull-stack DeveloperSOFTWARE PUBLISHINGApril 2025 - July 2025 (3 months)Nantes, FranceComplete overhaul of the Recorps Med SaaS with a modern interface consistent with the project.Deployment of a new scalable architecture to ensure load scaling.Integration of new features and OpenAI's API to manage MCQs and flashcards.Technologies used: React 19, NextJS 15, Typescript, Supabase, Vercel, Tailwind CSS, Stripe, Shadcn UI
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Education
- MBA Digital Project Manager - Full-stack developer specializationMyDigitalSchool2025MBA
- Bachelor's degree in Mathematics and Computer ScienceUniversite Catholique de l'Ouest2023Licence de mathématiques et informatique
Certifications
- Toeic 910/990Toeic2025