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Thomas GuillotTG

Thomas Guillot

Fullstack Developer C# / Angular | Data Analyst

€550/day
Metz, FR
8-15 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Thomas

Senior FullStack Developer(15 years of expertise) passionate about delivering complete and high-performing software solutions.

Technical Expertise:

Robust Backend: Advanced mastery of C# and the .NET ecosystem for scalable APIs.

Modern Frontend: Development of rich and responsive user interfaces with Angular.

Added Value & Cross-functional Skills:

Data Management: Solid experience in databases (design, optimization, complex queries) and Business Intelligence (BI) integration.

Quality & Delivery: Implementation and management of continuous integration and deployment (CI/CD) pipelines on large-scale projects, ensuring fast and reliable production releases.

I will support you from technical specification to the final implementation of your projects.
  • French

    Native or bilingual

  • English

    Fluent

Can work on-site
Metz (up to 50km), Paris (up to 50km)

Experience

  • CareIT SA
    Senior FullStack Developer
    HEALTH AND WELLNESS
    July 2020 - Today (6 years and 1 month)
    Luxembourg, Luxembourg
    Participation in the design and development of business software for care homes and home care services, digitizing and centralizing the management of patients, caregivers, care schedules, and medical/administrative documents. The solution replaces manual processes and significantly improves team coordination and care traceability.

    Involvement across the entire application stack, with an active role in technical architecture and the development of key features:
    -Design and development of backend APIs in .NET / C#
    -Development of the frontend in Angular
    -Implementation of critical business modules: patient record management, care planning, caregiver route tracking, operational dashboards, and reporting.

    Also carried out a Business Intelligence project to improve strategic company management. This work involved structuring and leveraging business data to produce key performance indicators (KPIs) and analytical dashboards, allowing management to precisely track activity, team performance, and the evolution of care services.

    Contribution to several structuring technical projects for product longevity and scalability:
    -Major migration of the Angular frontend from version 13 to 19
    -Integration of interactive maps for route management using @angular/google-maps
    -Strengthening of security, audit, and traceability mechanisms

    Improvement of CI/CD pipelines, code quality, and automated deployment processes.

    Measurable results:
    -Significant reduction in administrative time for care teams through process digitalization.
    -Improved operational management through dashboards enabling precise monitoring of activity and resources.
    Angular Typescript .NET C# SQL Server SQL Server Integration Services (SSIS)
  • Tech-IT PSF SA
    FullStack Developer
    DIGITAL AND IT
    July 2011 - July 2020 (9 years)
    Luxembourg, Luxembourg
    Participation in the development of business software for care homes. The project aimed to centralize the complete management of patients, caregivers, schedules, medical and administrative documents, in order to replace manual tools and improve team coordination.

    During this period, I also worked on a strategic project for a reinsurer, involving the replacement of a very complex Excel file with comprehensive, structured, and collaborative software, enabling reliable, secure, and traceable management of critical reinsurance data.

    Finally, I led numerous SharePoint installation, configuration, and customization missions for several companies (team sites, workflows, document management, security), in order to modernize their internal organization and improve information flow.

    Technologies: .NET, jQuery, Angular, JavaScript, TypeScript, SQL Server, Entity Framework, SharePoint.
    SQL Server Integration Services (SSIS) Microsoft SharePoint jQuery JavaScript .NET

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Education

  • Angular Training
    Ninja Squad
    2019
  • Business Intelligence Training
    Self-taught
    SSIS, SSAS, SSRS

Certifications

Skill set

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