Freelancer profile translated to English.

Description

Software engineer with over 15 years of experience in C# / .NET development, WPF (MVVM), SQL, and Azure DevOps. Accustomed to Agile/Scrum environments and production release cycles. Microsoft Azure Certified (AZ-204, AZ-900). Experience with critical business-critical applications in the industrial, banking, and software sectors. Ability to adapt quickly to specific business domains and tools.

Languages

French
Native or bilingual
German
Native or bilingual
English
Fluent

Workplace preferences

Remote only

Primarily works remotely

KiORY Consulting
CEO
November 2025 - Today (7 months)
Rixheim, France
• - Software and information systems architecture consulting
• - Management of application projects and C# / .NET development missions
• - Full lifecycle management: design, development, deployment, support
Business Creation Scrum Agile Method
iRIX Software Engineering AG
Senior Fullstack Developer
May 2021 - August 2025 (4 years and 3 months)
Basel, BS, Switzerland
• - Backend C# / .NET and frontend WPF development in an Agile/Scrum environment
• - Oracle and SQL Server 2019 databases – complex queries, optimization
• - Migration of applications to Microsoft Azure (AZ-204)
• - Participation in release management: release notes, production deployments, hotfix management
• - Bug fixing and execution of non-regression tests
• - Multilingual collaboration with Swiss and German teams (FR/DE/EN)
Microsoft Azure C# SQL Java Docker
Adolf Kühner AG
Software Engineer
April 2018 - April 2021 (3 years)
Switzerland
Development of C# / VB.NET user interfaces and industrial embedded applications
Integration of industrial protocols: Modbus, ProfiNet, Profibus, CAN
Testing, validation, and deployment of critical real-time applications
C# VB.NET

Check out Lionel's experience

Be the first to recommend Lionel

Help this freelancer shine by sharing your experience working together.

Agatha Frydrych

Backend Java Software Engineer

4.7

(3)

Baptiste Duhen

Fullstack developer

4.6

(4)

Amed Hamou

Senior Lead Developer

(2)

Audrey Champion

Web developer

4.3

(3)

Signup to reveal

Master in Computer Science
University of Ulm
Master en Informatique
Certified: Azure Developer Associate (AZ-204)
Microsoft
2025
Certified: Azure Developer Associate (AZ-204)

Check out Lionel's education

Software Engineer

Lionel Montheu

Software Engineer

About Lionel

Experience

Recommendations

These freelancer profiles also match your criteria

Education

Skill set

Categories