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Johannes Gisy

PROFILE

Johannes Gisy

Overall Statistics

Feature vs Bugs

67%Features

Repository Contributions

8Total
Bugs
1
Commits
8
Features
2
Lines of code
285
Activity Months1

Work History

December 2025

8 Commits • 2 Features

Dec 1, 2025

For OpenVADL/openvadl in 2025-12, delivered targeted improvements to code generation accuracy, build reliability, and data-layout correctness. The work focused on establishing a robust LLVM integration path, refining data-layout information, and correcting addressing-mode validation to enable optimization passes such as LICM. Overall, the month produced concrete features, bug fixes, and cleanup that strengthen the foundation for platform-specific optimizations and safer code generation.

Activity

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Quality Metrics

Correctness92.6%
Maintainability90.0%
Architecture87.6%
Performance85.0%
AI Usage22.6%

Skills & Technologies

Programming Languages

C++CMakeJava

Technical Skills

C++ DevelopmentC++ developmentCMakeCompiler DesignJavaJava DevelopmentLLVMbackend developmentbuild configurationcode refactoringcompiler designdata structureslow-level programmingsoftware engineeringsoftware maintenance

Repositories Contributed To

1 repo

Overview of all repositories you've contributed to across your timeline

OpenVADL/openvadl

Dec 2025 Dec 2025
1 Month active

Languages Used

C++CMakeJava

Technical Skills

C++ DevelopmentC++ developmentCMakeCompiler DesignJavaJava Development

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