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Jérémy ThirietJT

Jérémy Thiriet

Senior .NET Engineer

€440/day
Lyon, FR
15+ years

Average response time: 1 hour

Freelancer profile translated to English.
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About Jérémy

🛠️ 15 years of experience at your service

🎯 Do you have an aging .NET application and are you looking for an expert to modernize, secure, or evolve it?

💼 What I bring you:
Solid technical expertise, focused on performance and maintainability
Business vision, to align your business needs and your technical choices
Real autonomy: I integrate easily into your teams or work solo according to your needs

My playground:
✔️ .NET Core / .NET 6–8
✔️ ASP.NET Core, Web APIs, SaaS
✔️ Entity Framework Core, SQL Server
✔️ Azure (App Services, Functions, DevOps)
✔️ Tests, Clean Architecture, code best practices (Clean code, DDD...)

📍 Based near Lyon, I work mainly remotely and travel on-site occasionally if necessary

🚀 I support industrial SMEs, software publishers, and startups on redesign, API, or business tooling projects

📩 Let's discuss your projects!
  • French

    Native or bilingual

  • English

    Fluent

Can work on-site
Lyon (up to 50km)

Experience

  • Yeap
    Freelance .NET Engineer
    HUMAN RESOURCES
    October 2024 - Today (1 year and 8 months)
    Lyon, France
    Design and development of a connector for integrating data from an external service into the Yeap database. Migration from .NET 6 to .NET 8 and to EF Core 8. Analysis and bug fixing. Generation and submission of DSN (Déclaration Sociale Nominative) to net entreprises, and retrieval of XML feedback for integration of withholding tax rates (PAS) into Yeap.
    ASP.NET Core C# Entity Framework Microservices PosgreSQL
  • Inqom
    Senior Software Engineer
    SOFTWARE PUBLISHING
    October 2020 - July 2024 (3 years and 9 months)
    Business analysis with the accounting expert and Back-End development within a small team. Automation of accounting entries. Design and development of a VAT assistant.

    Stack: .NET 6, Azure, Microservices, CI/CD
    Methodology: DDD, TDD/BDD, Accelerate

    Microsoft Azure Azure DevOps Domain Driven Design TDD/BDD Git
  • SERA (Groupe Gérard Perrier Industrie)
    Freelance Software Engineer
    AGRICULTURE
    January 2020 - July 2020 (6 months)
    Lyon, France
    Remote work
    iOS and Android app development from scratch.
    Tech stack: Xamarin.Forms + Azure (AD B2C, Blob storage)
    Xamarin.Forms .NET C# Azure Storage Android iOS

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Education

  • Engineer in Computer Science and Embedded Systems, Science, Electronics, Computer Science
    ESIREM
    2010
    Ingénieur en informatique et systèmes embarqués, sciences, électronique, informatique
  • University Diploma in Technology (DUT) in Electrical Engineering and Industrial Computing (GEII), Computer Science and Electronics
    IUT de Saint-Dié
    2007
    DUT GEII, Informatique et électronique

Skill set

Categories