About Grégoire
Experienced Fullstack Developer with a strong foundation in building high-performance, scalable applications across both front-end and back-end. Skilled in designing clean, modular code structures and implementing end-to-end solutions that enhance functionality and user experience.
Proficient in modern JavaScript frameworks and libraries, with a solid background in TypeScript, Vue.js, and Node.js. My work emphasizes quality, with a strong focus on clean code principles, test-driven development, and best practices in CI/CD. Experienced in refactoring, optimizing code for performance, and integrating complex APIs.
Known for a detail-oriented approach and a commitment to delivering robust, efficient solutions, I also enjoy mentoring and collaborating with teams to achieve project goals. Open to freelance opportunities that allow me to contribute my technical expertise to impactful projects.
French
Native or bilingual
English
Fluent
Spanish
Basic
German
Basic
Can work on-site
Lille (up to 10km), Bruxelles (up to 10km), Paris (up to 10km)
Experience
- Auchan FranceLead Fullstack DeveloperSOFTWARE PUBLISHINGMarch 2024 - Today (2 years and 3 months)Lille, FranceUnder latency constraints causing workflow slowdowns for thousands of professional users, migration of a no-code application to Nest and Vue technologies.Team: 5 developers including 1 Lead Developer, 1 Product Owner.Build & Run :
- Architecture: selection of frameworks and tools
- Database schema migration (cleaning and indexing)
- Execution of the project specifications
- Increment demonstrations
Practices :- CI/CD (weekly delivery)
- Automated testing
- Clean code
- Refactoring
- Pair programming
- Code reviews
- TildeoLead Fullstack DeveloperSOFTWARE PUBLISHINGFebruary 2023 - Today (3 years and 4 months)Lille, FranceSoftware company specializing in property management solutions.Team: 5 developers including 1 Lead Developer, 1 Product Owner, 1 Designer, and 1 Service Delivery Manager.Build & Run :
- Performance optimization: reducing server and interface latencies
- Application security: library updates, JWT implementation
- Notification system: email alerts and in-app notifications
- Dashboard development: tracking and analysis of key metrics
- Feature modularization: enable/disable functionality
- Targeting page: retrieving clients from the database based on around 30 criteria
- User role system: managing permissions and access
Practices :- CI/CD (weekly delivery)
- Automated testing
- Clean code
- Refactoring
- Pair programming
- Code reviews
- FreelanceSoftware EngineerSOFTWARE PUBLISHINGDecember 2022 - January 2024 (1 year and 2 months)Lille, FranceCreation of a software suite for monitoring video streaming in VR headsets via mobile and PC.Team: 1 developerBuild & Run :
- VR Application: Development of an immersive lobby and a 360° video player.
- Mobile Application: Creation of a React Native app for controlling VR headsets.
- Cloud Server: User authentication and analytics on AWS.
- Local Server: Development of a .Net server and an Electron React interface to monitor VR headsets and smartphones, with multi-device streaming.
- Client Training: Guidance and training for system adoption.
Practices :- CI/CD
- Automated testing
- Clean code
- Refactoring
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Education
- DUT GEIIIUT de Béthune2018Génie Electrique et Informatique Industrielle
- Bachelor DevOpsEPSI Arras2019Administration & supervision d’infrastructure Développement d’applications informatiques