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Vít Kučera

PROFILE

Vít Kučera

Vit Kucera developed and maintained core analysis and infrastructure features for the AliceO2Group/O2Physics repository, focusing on data quality, reproducibility, and maintainability in high energy physics workflows. He engineered derived-data creators for complex decays, standardized Monte Carlo flag handling, and unified configuration across modules, leveraging C++ and Python for both analysis logic and automation. His work included extensive code refactoring, static analysis tooling, and CI/CD enhancements, such as custom linters and automated formatting. By improving build reliability, type safety, and header management, Vit enabled faster iteration and more robust physics analyses, demonstrating depth in both software engineering and domain expertise.

Overall Statistics

Feature vs Bugs

68%Features

Repository Contributions

122Total
Bugs
12
Commits
122
Features
26
Lines of code
28,596
Activity Months11

Work History

August 2025

8 Commits • 3 Features

Aug 1, 2025

Month: 2025-08. Summary of contributions across AliceO2Group/O2Physics focused on improving code quality, linters, and analysis workflows, with deliverables that boost reliability, maintainability, and future velocity. Key outcomes include reducing linter false positives, refining Xic decay analysis in HfTrackIndexSkimCreator, and comprehensive code quality improvements across PWGHF Common ML.

July 2025

10 Commits • 3 Features

Jul 1, 2025

July 2025 Monthly Summary for AliceO2Group projects (O2Physics and AliceO2). The month focused on delivering core features for MC analysis consistency, expanding analysis workflows with new derived-data support, and tightening build reliability across multiple modules. This set of changes improves physics analysis fidelity, accelerates iteration, and reduces maintenance load through code standardization and automation.

June 2025

14 Commits • 3 Features

Jun 1, 2025

June 2025 performance summary for AliceO2 development work across O2Physics and AliceO2 repositories. Delivered core feature improvements focused on reproducibility, maintainability, and performance, with evidence from concrete commits.

May 2025

15 Commits • 4 Features

May 1, 2025

May 2025 highlights for AliceO2Group/O2Physics focused on delivering key analysis features, improving maintainability, and strengthening code quality. The month delivered ML-enhanced B0 derived data,PID method unification, naming consistency fix for Omegac0, header include cleanup across PWGHF/PWGJE, and CI/static analysis tooling improvements; these efforts drive higher analysis precision/efficiency and reduce technical debt across PWGHF/PWGJE/PWGCF components.

April 2025

8 Commits • 2 Features

Apr 1, 2025

Monthly performance summary for 2025-04 focused on delivering code quality and CI/CD reliability for the AliceO2Group/O2Physics project. The month centered on delivering a robust O2 Linter with improved tests and stability, and enhancing CI/CD quality gates to prevent regressions in production code.

March 2025

7 Commits • 2 Features

Mar 1, 2025

March 2025 highlights for AliceO2Group/O2Physics. Focused on improving code quality tooling and expanding data-flow visibility. Key features delivered include consolidated linting across components with updated tooling and a new reverse dependency analysis in the dependency finder. Major bugs fixed include numerous lint-related issues across PWGHF, Common/RecoDecay, and Infrastructure, stabilizing CI lint checks and reducing false positives. Overall impact: higher code quality, more reliable CI, faster PR cycles, and improved debugging and impact analysis. Technologies demonstrated: MegaLinter, static analysis tooling, lint configuration tuning, gitleaks security scanning adjustments, and reverse dependency analysis.

February 2025

8 Commits • 3 Features

Feb 1, 2025

February 2025: Delivered end-to-end D+ derived-data creation for D+ → pi+ K+ pi and related data-model refinements, enabling more accurate downstream analyses. Key code work included a new derived-data creator, macro simplifications, adjusted data structures, refined selection logic, and minor model improvements (D* background constexpr and std prefixes). Also fixed reliability issues by removing unnecessary proton PID-table subscriptions and enhancing D+ selection robustness. Improvements in code quality (linter/naming conventions) and maintainability across PWGHF/O2Physics, plus automation via an updated GitHub labeler for DataModel directories. Business impact: faster, more reliable meson-derived data, reduced maintenance and CI overhead, and a clearer, more scalable codebase.

January 2025

2 Commits • 1 Features

Jan 1, 2025

January 2025 monthly summary for AliceO2Group/O2Physics focusing on delivering tangible business value through stability and code quality improvements. Key outcomes include a compilation fix in PWGHF and the introduction of pre-commit hooks to enforce code standards.

December 2024

19 Commits • 1 Features

Dec 1, 2024

December 2024 (AliceO2Group/O2Physics): Delivered focused feature improvements and systemic quality wins that enhance data quality, processing efficiency, and build reliability. D0Pi decay reconstruction enhancements were completed, and cross‑module code quality and build-stability efforts reduced compiler warnings and strengthened type-safety. Infrastructure refinements and a dedicated refactor of derived-data components established a firmer foundation for maintainable, scalable processing—supporting faster iteration in 2025.

November 2024

26 Commits • 3 Features

Nov 1, 2024

November 2024 (Month: 2024-11) - AliceO2Group/O2Physics: concise monthly tech and business impact focused on cross-module stability, infrastructure improvements, and data workflow enhancements.

October 2024

5 Commits • 1 Features

Oct 1, 2024

October 2024 (AliceO2Group/O2Physics) focused on stabilizing data integrity in jet-related analyses and strengthening development infrastructure. Key bug fixes and feature work delivered a notable improvement in reliability and governance, enabling safer, faster iteration for physics analyses and triggering logic.

Activity

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Quality Metrics

Correctness88.2%
Maintainability89.2%
Architecture80.4%
Performance77.4%
AI Usage20.0%

Skills & Technologies

Programming Languages

AwkC++CMakeConfigurationPythonShellYAMLyaml

Technical Skills

AutomationBug FixBug FixingBuild SystemBuild System ConfigurationBuild System IntegrationBuild System OptimizationBuild SystemsC++C++ DevelopmentCI/CDCode AnalysisCode CleanupCode FormattingCode Linting

Repositories Contributed To

2 repos

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

AliceO2Group/O2Physics

Oct 2024 Aug 2025
11 Months active

Languages Used

C++ConfigurationPythonYAMLCMakeShellyamlAwk

Technical Skills

Build SystemsC++CI/CDCode LintingConfiguration ManagementDevOps

AliceO2Group/AliceO2

Jun 2025 Jul 2025
2 Months active

Languages Used

C++

Technical Skills

Build SystemsC++Code Refactoring

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