Michel Zehnder
CIO at cloudficient
Zurich, Zurich, Switzerland
Summary
🤩
Rockstar🎓
Top SchoolMichel Zehnder is a technology-focused CIO with 11 years in leadership roles and two decades of hands-on development experience, currently guiding cloudficient from Zurich. A co-founder and former CTO of Quadrotech, he helped create core products and later led architecture and executive IT strategy, blending product-minded engineering with operational leadership. His open-source contributions include meaningful fixes and enhancements to Azure DevOps migration tooling and MSAL for .NET, showing a focus on practical migration, security, and dependency modernization. Michel combines full-stack development chops with enterprise migration expertise and a proven ability to modernize legacy systems and tooling. He brings a pragmatic, detail-oriented approach—often surfacing non-obvious fixes like preserving package configuration during updates and improving PKCE security parameters—to help customers meet measurable goals.
11 years of coding experience
19 years of employment as a software developer
Swiss federal vocational Diploma in Information Technology, Swiss federal vocational Diploma in Information Technology at AKAD
German, English
Stackoverflow
4,284reputation
1.0mreached
42answers
12questions
json
top-5%
Github Skills (29)
azure-devops-server10
dependency-management10
net10
dotnet10
migration10
netframework10
asp-net10
azure-devops10
dotnet-core10
csharp10
msal10
tfs10
identity9
azure-active-directory9
debug9
Programming languages (19)
Github contributions (5)
AzureAD/microsoft-authentication-library-for-dotnet
Jul 2022 - Sep 2022
Microsoft Authentication Library (MSAL) for .NET
Role in this project:
Back-end Developer
Back-end DeveloperContributions:31 reviews, 41 commits, 57 PRs in 1 month
Contributions summary:Michel's contributions primarily involved refactoring and removing obsolete dependencies within the .NET Microsoft Authentication Library (MSAL) for .NET. They removed telemetry and KeyVault references, and cleaned up Aria references, indicating a focus on code modernization and dependency management. Furthermore, the user unified license headers and increased the PKCE code verifier size. These commits demonstrate proficiency in code maintenance and improvement.
dotnetuwpauthenticationmauimicrosoft-authentication-library
nkdAgility/azure-devops-migration-tools
Sep 2018 - Jul 2019
Azure DevOps Migration Tools allow you to migrate Teams, Backlogs, Work Items, Tasks, Test Cases, and Plans & Suits from one Project to another in Azure DevOps / TFS both within the same Organisation, and between Organisations.
Role in this project:Full-stack Developer
Full-stack DeveloperContributions:12 commits, 12 PRs, 84 comments in 9 months
Contributions summary:Michel primarily contributed to the Azure DevOps Migration Tools, focusing on enhancing its functionality and resolving issues. Their work includes adding error details, node migration filters, and fixing test suite and attachment export issues. They also made improvements to the Chocolatey package, ensuring the configuration files are preserved during updates and implemented features like 404 error handling, service alias support, and temporary file deletion.
casesazure-devops-migrtationtest-casesazure-devops-extensionmicrosoft
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