Freelancer profile translated to English.
Back to original languageAbout Julien
Senior freelance .NET / Blazor Developer with 6 years of experience in designing, evolving, and modernizing business applications.
I primarily work within the Microsoft .NET ecosystem with a particular expertise in Blazor (Server and WebAssembly).
During my various assignments, I have participated in the creation of business applications, complete overhauls of existing platforms, and architectural modernization projects aimed at improving the maintainability, performance, and scalability of solutions.
My areas of intervention:
• .NET / C# Development
• Blazor Server & WebAssembly
• Application Architecture
• REST API
• SQL Server
• Entity Framework & Dapper
• Code Review
• Developer Mentoring
• Technical Documentation
• Unit Tests
Latest assignments:
• Blazor widget architecture overhaul and development for Rodrigue
• E-learning platform overhaul in Blazor for L'Oréal
• Electronic signature API development for WeBank
• ERP module development and evolution at Axon'Cable
I favor technical projects requiring strong involvement in code quality, maintainability, and development best practices.
French
Native or bilingual
English
Fluent
Can work on-site
Saint-Ouen-sur-Seine (up to 20km)
Experience
- LogicGateSenior .NET / Blazor DeveloperNovember 2024 - Today (1 year and 9 months)Assisted clients with development, overhaul, and modernization projects for business applications within the .NET and Blazor ecosystem.Main assignments:Rodrigue• Overhauled Blazor widget architecture• Developed new business widgets• Structured reusable components• Improved code maintainability• Participated in technical decisions• Documented new services and componentsL’Oréal• Participated in the overhaul of an e-learning platform in Blazor• Developed and evolved front-end components• Contributed to improving application maintainability• Participated in fixes, evolutions, and technical adjustments
- Rodrigue solutions.NET Developer / Technical LeadCULTUREMay 2023 - November 2024 (1 year and 6 months)Sannois, FranceAssignment focused on the maintenance, evolution, and modernization of internal tools.Main achievements:• Overhauled widgets in Blazor• Implemented a layered application architecture• Improved TFS versioning and branch structuring• Implemented unit tests• Developed a custom ORM• Managed the creation of electronic tickets for Apple, Google, and Samsung Wallet• Resolved database design issues• Participated in technical decisions
- Elcimaï.NET DeveloperDIGITAL AND ITNovember 2022 - February 2023 (3 months)Melun, FranceAssignment for WeBank client focused on designing an API to centralize multiple electronic signature providers.Main achievements:• Designed database diagrams• Created databases• Created stored procedures• Developed .NET APIs• Wrote unit tests• Authored technical documentation
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Education
- University Diploma in Business and Administration ManagementIUT Troyes2012
- RNCP Title (National Repertory of Professional Certifications) in Web and Mobile Web DevelopmentSaint-Jean-Baptiste de la Salle2021
Certifications
- WebForce3 CertificationNumericall2018