stryker-mutator/stryker-net
Nov 2024 – Jul 2025
6 Months active
Languages Used
C#XML
Technical Skills
Backend DevelopmentBug FixingBuild ToolsC# DevelopmentCode AnalysisConcurrency
Cyrille DUPUYDAUBY
PROFILE
Cyrille Dupuydauby
Over six months, Dupdob contributed to the stryker-mutator/stryker-net repository, focusing on backend development and mutation testing reliability. He engineered concurrency-safe resource management, enhanced build analysis, and improved mutation orchestration using C# and the Roslyn API. His work addressed race conditions, refined error handling, and introduced robust dependency resolution, enabling smoother CI/CD workflows. Dupdob also delivered targeted bug fixes for regex mutation and method filtering, expanded test coverage for new C# constructs, and strengthened build system configuration. These efforts resulted in more accurate mutation analysis, reduced test flakiness, and better support for complex .NET project structures and modern development pipelines.
Overall Statistics
Feature vs Bugs
38%Features
Repository Contributions
13Total
Bugs
8
Commits
13
Features
5
Lines of code
3,278
Activity Months6
Work History
July 2025
2 Commits • 1 Features
Jul 1, 2025July 2025: Focused on robustness of mutation filtering and reliability of the build process for Stryker.NET. Delivered targeted fixes and enhancements that improve accuracy, reduce CI flakiness, and support broader .NET project configurations. Business value centers on more reliable mutation analysis, faster feedback cycles, and easier adoption across projects with varying target frameworks.
2 Commits • 1 Features
Jul 1, 2025July 2025: Focused on robustness of mutation filtering and reliability of the build process for Stryker.NET. Delivered targeted fixes and enhancements that improve accuracy, reduce CI flakiness, and support broader .NET project configurations. Business value centers on more reliable mutation analysis, faster feedback cycles, and easier adoption across projects with varying target frameworks.
July 2025
June 2025
1 Commits
Jun 1, 2025June 2025 monthly summary for stryker-mutator/stryker-net focusing on feature delivery and bug fixes that improve mutation testing reliability and business value.
June 2025
1 Commits
Jun 1, 2025June 2025 monthly summary for stryker-mutator/stryker-net focusing on feature delivery and bug fixes that improve mutation testing reliability and business value.
March 2025
1 Commits
Mar 1, 2025March 2025 monthly contributions focused on improving the reliability and robustness of project analysis in the stryker-net repository. Implemented a fallback mechanism for unresolved references and hardened the analysis pipeline to operate smoothly in complex project structures, reducing failures in environments with mixed or incomplete assemblies. This work minimizes downtime in mutation testing workflows and supports CI stability across clients with large .NET solutions.
1 Commits
Mar 1, 2025March 2025 monthly contributions focused on improving the reliability and robustness of project analysis in the stryker-net repository. Implemented a fallback mechanism for unresolved references and hardened the analysis pipeline to operate smoothly in complex project structures, reducing failures in environments with mixed or incomplete assemblies. This work minimizes downtime in mutation testing workflows and supports CI stability across clients with large .NET solutions.
March 2025
January 2025
3 Commits • 1 Features
Jan 1, 2025January 2025 monthly summary for stryker-mutator/stryker-net: Delivered impactful enhancements and stability improvements across mutation testing, test session management, and Roslyn integration. These changes reduce CI flakiness, prevent common compilation errors, and improve mutation analysis accuracy, delivering measurable business value to development teams relying on Stryker.NET.
January 2025
3 Commits • 1 Features
Jan 1, 2025January 2025 monthly summary for stryker-mutator/stryker-net: Delivered impactful enhancements and stability improvements across mutation testing, test session management, and Roslyn integration. These changes reduce CI flakiness, prevent common compilation errors, and improve mutation analysis accuracy, delivering measurable business value to development teams relying on Stryker.NET.
December 2024
2 Commits • 1 Features
Dec 1, 2024Concise monthly summary for 2024-12 focusing on business value and technical achievements across the stryker-net repository. Highlights include delivered features that improve test reliability and reporting, targeted bug fixes to support accurate instrumentation, and demonstrations of modern testing and .NET tooling capabilities. The summary emphasizes tangible outcomes for CI pipelines, developer productivity, and code correctness.
2 Commits • 1 Features
Dec 1, 2024Concise monthly summary for 2024-12 focusing on business value and technical achievements across the stryker-net repository. Highlights include delivered features that improve test reliability and reporting, targeted bug fixes to support accurate instrumentation, and demonstrations of modern testing and .NET tooling capabilities. The summary emphasizes tangible outcomes for CI pipelines, developer productivity, and code correctness.
December 2024
November 2024
4 Commits • 2 Features
Nov 1, 2024Month: 2024-11 — Focused on reliability, concurrency, and mutation testing accuracy for stryker-net. Delivered concurrency-safe resource management, improved build resilience, and enhanced discovery and testing orchestration to support larger projects and faster feedback loops. Result: fewer race conditions, fewer flaky builds, more accurate mutation results, and more robust multi-threaded workflows.
November 2024
4 Commits • 2 Features
Nov 1, 2024Month: 2024-11 — Focused on reliability, concurrency, and mutation testing accuracy for stryker-net. Delivered concurrency-safe resource management, improved build resilience, and enhanced discovery and testing orchestration to support larger projects and faster feedback loops. Result: fewer race conditions, fewer flaky builds, more accurate mutation results, and more robust multi-threaded workflows.
Activity
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Quality Metrics
Correctness88.4%
Maintainability83.0%
Architecture80.0%
Performance76.2%
AI Usage23.0%
Skills & Technologies
Programming Languages
C#XML
Technical Skills
Backend DevelopmentBug FixingBuild AnalysisBuild SystemsBuild ToolsBuildalyzerC#C# DevelopmentCI/CDCode AnalysisCode InstrumentationCode RefactoringCompiler APIsConcurrencyConfiguration Management
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