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I am a Senior Freelance C# / WPF Developer with extensive experience in .NET development and Geographic Information Systems. I have a passion for translating client needs into effective technical solutions and constantly update my skills to stay abreast of technological advances. I enjoy working independently and have a strong background in software architecture, data modeling, and technical design. Currently, I am exploring Avalonia and ASP.NET through personal projects, which allows me to reinforce my backend skills while working with promising cross-platform technologies. I have worked in various industries, including infrastructure and energy, and have consistently collaborated closely with business teams to deliver high-quality software solutions.…I am a Senior Freelance C# / WPF Developer with extensive experience in .NET development and Geographic Information Systems. I have a passion for translating client needs into effective technical solutions and constantly update my skills to stay abreast of technological advances. I enjoy working independently and have a strong background in software architecture, data modeling, and technical design. Currently, I am exploring Avalonia and ASP.NET through personal projects, which allows me to reinforce my backend skills while working with promising cross-platform technologies. I have worked in various industries, including infrastructure and energy, and have consistently collaborated closely with business teams to deliver high-quality software solutions.

Josselin HUBERT

Developer, Programmer, Web Developer, +1

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I am a Senior Freelance C# / WPF Developer with extensive experience in .NET development and Geographic Information Systems. I have a passion for translating client needs into effective technical solutions and constantly update my skills to stay abreast of technological advances. I enjoy working independently and have a strong background in software architecture, data modeling, and technical design. Currently, I am exploring Avalonia and ASP.NET through personal projects, which allows me to reinforce my backend skills while working with promising cross-platform technologies. I have worked in various industries, including infrastructure and energy, and have consistently collaborated closely with business teams to deliver high-quality software solutions.…I am a Senior Freelance C# / WPF Developer with extensive experience in .NET development and Geographic Information Systems. I have a passion for translating client needs into effective technical solutions and constantly update my skills to stay abreast of technological advances. I enjoy working independently and have a strong background in software architecture, data modeling, and technical design. Currently, I am exploring Avalonia and ASP.NET through personal projects, which allows me to reinforce my backend skills while working with promising cross-platform technologies. I have worked in various industries, including infrastructure and energy, and have consistently collaborated closely with business teams to deliver high-quality software solutions.

Available to hire

I am a Senior Freelance C# / WPF Developer with extensive experience in .NET development and Geographic Information Systems. I have a passion for translating client needs into effective technical solutions and constantly update my skills to stay abreast of technological advances. I enjoy working independently and have a strong background in software architecture, data modeling, and technical design.

Currently, I am exploring Avalonia and ASP.NET through personal projects, which allows me to reinforce my backend skills while working with promising cross-platform technologies. I have worked in various industries, including infrastructure and energy, and have consistently collaborated closely with business teams to deliver high-quality software solutions.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Beginner

Beginner

Beginner

Language

French

Fluent

English

Advanced

Spanish; Castilian

Intermediate

Work Experience

Senior Freelance Developer at Spie Nucléaire

November 1, 2024 - July 29, 2025

Developed an all-inclusive business management software integrating creation, modification, real-time tracking, automated summaries, and alerts for pending tasks. Optimized performance and improved user experience to enhance adoption by operational teams. Worked directly with business teams to gather and refine requirements. Implemented GitLab CI and developed an automated bug reporting tool. Roles included project management, functional specification and design, and interaction with business stakeholders.

Freelance at Spie Nucléaire

November 1, 2024 - July 29, 2025

Developed a complete business management software including creation, modification, real-time monitoring, automated summaries, and alerts on pending tasks. Improved performance and usability to facilitate adoption by operational teams. Collaborated directly with business teams to gather and refine requirements. Implemented GitLab CI and developed an automatic bug reporting tool. Managed project, designed and specified functional requirements, and maintained close interaction with business managers. Technologies used: .NET C#, WPF, Prism, SqlServer, Syncfusion, Gitlab.

Senior Freelance Developer at Anaveo

February 1, 2019 - July 29, 2025

Completed overhaul of a critical video playback module originally developed in WinForms, modernized to a WPF architecture to greatly improve fluidity and maintenance. Direct interaction with product and QA teams to ensure functional compliance. Roles included technical refactoring, quality assurance, and close collaboration with product teams.

Freelance at Anaveo

February 1, 2019 - July 29, 2025

Completely reworked a critical video playback module initially developed in WinForms into a modern WPF architecture, significantly improving fluidity and maintainability. Worked closely with product and quality assurance teams to ensure functional compliance. Responsibilities included technical refactoring, quality assurance, and product team collaboration. Technologies used: .NET C#, WPF, Prism, SqlServer.

Senior Software Engineer at EGIS Asset Management Solutions

September 1, 2018 - July 29, 2025

Technical lead for mobile diagnostic projects, particularly in railway and highway sectors. Engaged in R&D in GIS and Building Information Modeling (BIM) for real-time infrastructure visualization and analysis. Supervised junior developer team including coaching, code reviews, and best practices. Contributed to modernizing existing products with advanced and efficient architecture. Roles included project management, development and modeling, and junior developer supervision.

Senior Software Engineer at EGIS Asset Management Solutions

September 1, 2018 - July 29, 2025

Served as technical lead for mobile diagnostic projects in rail and highway sectors. Engaged in R&D for Geographic Information Systems (GIS) and Building Information Modeling (BIM) facilitating optimized visualization and real-time infrastructure analysis. Supervised junior developers through coaching, code reviews, and enforcement of best practices. Contributed to evolving existing products towards modern and high-performance architectures. Managed projects, developed and modeled code and databases, and supervised junior team members. Technologies used: .NET C#, WPF, Prism, DotSpatial, JavaScript/Ext JS, OpenLayer, Postgres/PostGIS, Android.

Software Engineer at eMash

January 1, 2014 - July 29, 2025

Designed and developed GIS applications for decision support and proactive infrastructure management. Migrated and overhauled a VB6 application to a modern C#/WPF architecture. Developed Android mobile applications for real-time field data collection and integration with the central system. Managed relationships with key clients to gather and specify operational needs. Roles included project management, technical design, functional specifications, and client relations.

Software Engineer at eMash

January 1, 2014 - July 29, 2025

Designed and developed GIS applications to support decision-making and proactive management of road infrastructure. Completed migration and full rewrite of a VB6 application to a modern C#/WPF architecture. Developed Android mobile applications for real-time field data collection on degradation and integration into central systems. Managed client relationships to collect and specify operational requirements. Handled project management, technical design (application and database), functional specifications, and client interactions, primarily with responsible or power users. Technologies used: .NET C#, WPF, Prism, DotNet, DotSpatial, Java/Android/GoogleMap, PostgreSQL/Oracle databases.

Freelance Developer

January 1, 2010 - July 29, 2025

Created custom medical software to facilitate patient tracking including medical history, prescriptions, and allergies. Developed a comprehensive intervention management solution for a public works company covering costs, HR, equipment management, and site tracking.

Freelance

January 1, 2010 - July 29, 2025

Created custom medical software to facilitate patient tracking (medical history, prescriptions, allergies). Developed a complete intervention management solution for public works companies including costs, human resources, equipment management, and site tracking. Technologies used: Java, Swing, Access.