Freelancer profile translated to English.
Back to original languageAbout Quentin
💻Full Stack TypeScript/JavaScript Developer**, specializing in **React, React Native**, and **NestJS**, I help startups and SMEs design **robust and scalable web and mobile applications.
🚀 With **5 years of professional experience**, in startups, freelance, client projects, and holding a **Master's degree in Digital Solutions Management**, I am involved in all phases of a project:
• Technical architecture
• Front & back development
• API design and integration (REST, WebSocket)
• Performance and code optimization
✅ **Notable achievements**:
• Teleconsultation mobile application (WebRTC video, chat, notifications, payments)
• Matching platform with automatic PDF contract generation
🤝 **My work method**:
• Regular exchanges, diagrams, mockups to validate each step
• Clean, modular, and maintainable code
• Product-oriented and user-quality approach
🔧 **Main Stack**: React • React Native • NestJS • TypeScript • PostgreSQL • AWS • WebRTC
💬 **Immediately available**, remotely or hybrid (Haute-Vienne and surrounding areas).
👉 Let's discuss your project together!
English
Conversational
French
Native or bilingual
Can work on-site
Limoges (up to 50km)
Experience
- FreelanceFull Stack DeveloperSeptember 2024 - Today (1 year and 9 months)Limoges, France• 2024 · Development and deployment of a maternity management mobile app with real-time chat (WebSocket), video streaming, and API.• 2021 · Application maintenance for a University Hospital Center through a digital agency.• 2020 · Coordination of blockchain projects and communication management.• 2020 · Installation and maintenance of blockchain nodes on VPS, with proof-of-stake optimization on wallets.• 2020 · Configuration, installation, and hosting of a blockchain explorer.TypeScript, React.js, React Native, NestJS, PHP, Docker, Redis, AWS
- ExcuseMyWebDesigner DeveloperSeptember 2022 - September 2024 (2 years)Paris, France• Development and production deployment of a maternity management mobile application, including a complete ecosystem with WebSocket server for real-time chat, video streaming server, and API.• Development and production deployment of a web application for email and landing page preview.• Creation of an intranet solution for an international association.• Configuration and management of AWS cloud services.• Writing GitHub Actions pipelines and containerizing applications.• Creation of UML diagrams, writing specifications, and project management using Agile methodology.TypeScript, React.js, Expo, React Native, Nest.js, Docker, Redis, AWS
- WTM-SolutionsDesigner DeveloperFebruary 2021 - July 2022 (1 year and 5 months)Lille, France• Development and application maintenance on different versions of a governance and employee management web application.• Development and maintenance of a REST API.• Complete management of employee workflows.• Integration of external connectors via APIs.PHP, JavaScript, Symfony, MySQL, SCRUM
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Education
- MASTER - DIGITAL SOLUTIONS AND DATA MANAGER - RNCP LEVEL 73iL Ingénieurs2024- Gestion de projets - Méthodes Agiles - Qualité du livrable – CMMI - Management SI et développement durable - Conduite de réunion - Anglais - Culture Internationale - Mise en production et déploiement - Industrialisation du développement - Tests Logiciels - C# / .NET - Développement Mobile - Systèmes embarqués / IoT - Cahier des charges et appel d’offres - Gestion coûts / recette - Droit et contrat de prestation - Management des hommes - Sécurité informatique - Certification ITIL - Big Data
- APPLICATION DESIGNER DEVELOPER - RNCP LEVEL 6DORANCO- Formalisation et modélisation avec la méthode Rational Unify Process (RUP) et UML - Langage Java Standard Edition - Développer des composants de la couche de présentation IHM - Java et Middleware - Persistance des données avec Java-JPA-Hibernate - Développer des Services WEB avec JAVA - Sécurité des applications JAVA/JEE - Création d'une application avec Java - Développement Android avec Java + Perfectionnement - Git - Cloud - Logiciel de versioning et de Sauvegarde - SQL initiation - Les architectures applicatives - PL/SQL avec Oracle & implémentation de requêtes avec Triggers et procédures stockées - Les fondamentaux du langage C# sous Visual Studio - Windows Presentation Foundation (WPF) - D81_Persistance des données_ ADO.Net -LINQ - SQL Server - Developper des web services SOAP et REST en .NET - Pattern MVVM : créer une application distribuée - Créer une application distribuée suivant le pattern MVC - R - PROJET DOTNET
Certifications
- Master Digital Solutions and Data Manager (RNCP Level 7 - BAC+5)3iL Ingénieurs2024
- APPLICATION DESIGNER DEVELOPER (RNCP LEVEL 6 / BAC+3)Doranco2022