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Thierry BrémardTB

Thierry Brémard

Senior C# Developer

€500/day
Nürnberg, DE
15+ years

Average response time: 1 hour

Freelancer profile translated to English.
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About Thierry

As an experienced Senior C# Developer with over 15 years of expertise in the .NET ecosystem, I bring comprehensive knowledge from desktop applications to modern web solutions. Currently, I am working as a Technical Lead at GfK-NIQ, managing the technical testing infrastructure for over 50 developers.

## My Core Competencies


Technical Specialization:
- .NET Technologies: C#, .NET 8, ASP.NET, Blazor Server
- Desktop Development: WinForms, WPF, Windows Services
- Web Technologies: Web APIs, REST APIs, modern frontend solutions
- Databases: SQL Server, Oracle, MySQL
- DevOps: Azure DevOps, GitLab, Jenkins, CI/CD Pipelines
- AI Integration: Ollama AI, Claude AI, MCP Tools

Key Achievements:
-90% Improvementin startup times of critical testing tools
- Successful migration from .NET Framework 4.8 to .NET 8
- Implementation of CI/CD transformations (TFS → Azure DevOps → GitLab)
- Development of innovative automation solutions with AI integration

## Why Freelancing?


After 5 years of intensive work at GfK, I have a complete understanding of the existing solutions and am ready for new challenges. I am looking for projects where I can have a direct impact and contribute to building or migrating significant systems.

Project Types:
- Short to medium-term development projects
- Legacy system modernization
- .NET Framework to .NET 8 migrations
- CI/CD pipeline implementation

**Work Style:

- Location: Nuremberg/Roth area
- Hybrid/Remote work preferred
- Available from: October 6, 2025
- Flexible on project duration and scope

## Current Projects


- **MySpector.com**: Blazor Server application with its own mail server
- **Xolorz Android App**: Educational app for children (Google Play Store)
- **Claude AI MCP Tool**: Cutting-edge AI integration tool
  • French

    Native or bilingual

  • English

    Fluent

  • German

    Fluent

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

Experience

  • MargoGroup Consulting
    C# Developer & Consultant
    September 2015 - August 2020 (4 years and 11 months)
    Paris, France
    • Multi-client consulting in the finance and energy sectors
    ⚡ Engie (Energy Sector)
    Development of C# profit and loss systems with TPL, creation of REST APIs for monitoring 700+ Windows Services, implementation of Azure DevOps pipelines
    💼 Ostrum Asset Management
    Extension of the Titan framework - large-scale C# WinForms desktop application, implementation of CI/CD practices with Jenkins and SonarQube
    🏦 Société Générale - CIB
    Development of electronic trading solutions for investment banking, refactoring of legacy systems for improved performance
  • GfK-NIQ | Technical Test Team
    Senior C# Developer
    September 2020 - September 2025 (5 years and 1 month)
    90 Nuremberg, Germany
    90%
    Startup time reduction 5+
    Managed technical solutions
    🏆 Architecture and optimization of internal testing tools (C# desktop apps, Windows Services), efficiency improvement for 50+ developers
    ⚙️ Introduction of GfSky: C# solution for low-latency UI automation and desktop application control
    💻 Led migration from .NET Framework 4.8 to .NET 8, modernization of the entire test infrastructure
    🗄 Drove CI/CD transformation: TFS → Azure DevOps → GitLab with optimized YAML pipelines
    🤖 Explored AI implementation with Ollama, optimized model deployment and prompt design for automation workflows
    Postman MySQL ASP.NET Core AngularJS DevOps
  • Ceritek Consulting
    C# Development
    June 2025 - September 2025 (3 months)
    Call center solutions (CTI, Genesys) - C# development C/Win32 API development, Linux socket programming, PHP/MySQL web services

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Education

  • Master of Engineering
    ESIEE Paris Institut
    2008
    Master of Engineering
  • University of Ulm
    2008

Certifications

  • Master Engineer ESIEE France
    Paris
    2008

Skill set

Categories