Grégoire Larreur de Farcy

Available to hire

NET, API, and mobile application development. NET (API, MAUI and Blazo) to create robust and scalable solutions tailored to client needs.

About

With over 20 years of experience in software development, I specialize in .NET, API, and mobile application development. Currently working as a freelance .NET developer, I leverage my expertise in .NET (API, MAUI and Blazo) to create robust and scalable solutions tailored to client needs.

My mission is to deliver innovative and efficient software solutions that empower businesses and optimize their operations. By focusing on cutting-edge technologies and collaborative development, I aim to deliver high-quality applications that drive tangible value for clients.

  • 20 years' experience
  • Joined February 2026

Languages

  • FrenchFluent
  • EnglishAdvanced

Industry experience

  • Agriculture & Mining
  • Financial Services
  • Non-Profit Organization
  • Real Estate & Construction
  • Software & Internet
  • Transportation & Logistics
  • Travel & Hospitality
  • Professional Services

More experts in Angers, France

Work experience· 7 roles

Lead developer · TFL CourtageDec 2024 – Dec 2025 · 1 yr 1 mo

Developed a custom ERP system (.NET/Blazor/MAUI) and its related mobile application to streamline tender management, to follow the live of construction projects and their invoicing and legal compliance. Defined and executed the IT strategy for a fast-growing construction company, ensuring seamless operations across multiple agencies

Senior .NET Engineer · MangopayNov 2023 – Dec 2024 · 1 yr 2 mos

Contributed to the Developer Hub, a centralized interface aggregating 20+ microservices, enabling developers to perform operations without coding API requests. Migrated the backend from .NET 4.6 to .NET 6, redesigning the architecture for performance and maintainability.

Lead .NET Developer · DendryoFeb 2021 – Present · 5 yrs 10 mos

Led the migration of a legacy WinDev application to a modern SaaS platform (.NET/Blazor/ReactJs/Azure/MAUI), improving scalability and security. Introduced e-invoicing, e-signature, GIS cartography, and integrations with French government web services.

Technical manager · OzytisAug 2010 – Nov 2023 · 13 yrs 4 mos
System and validaiton engineer · Alstom TransportAug 2008 – Jul 2010 · 2 yrs
IT consultant in .NET Technologies · AlyotechJul 2007 – Jun 2008 · 1 yr
Web engineer · Thales ServicesJul 2006 – Jun 2007 · 1 yr

Education

Engineer - Master of Science · ESIEA2000 – 2005
Bachelor Of Science with honours · Anglia Polytechnic University2003 – 2004

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