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Jonas Szigeti

PROFILE

Jonas Szigeti

Janos Szigeti contributed to marmelab/react-admin by enhancing the Datagrid’s shift-click selection logic, introducing intuitive deselection and comprehensive test coverage to improve bulk action reliability. He addressed duplicate selection issues in the checkbox interface by implementing deduplication logic and safeguarding toggle and select-all behaviors with robust automated tests. In form handling, Janos ensured the Form component respected resetOptions when records changed, refining dirty value retention and discard logic for more predictable user experiences. His work demonstrated depth in React front end development, JavaScript and TypeScript, with a focus on maintainability, user experience, and stability across dynamic admin interfaces.

Overall Statistics

Feature vs Bugs

33%Features

Repository Contributions

3Total
Bugs
2
Commits
3
Features
1
Lines of code
325
Activity Months3

Work History

December 2025

1 Commits

Dec 1, 2025

December 2025 monthly summary for marmelab/react-admin: Focused on stability and user experience in form handling. Delivered a targeted bug fix ensuring Form respects resetOptions when the bound record changes, complemented by test coverage validating dirty value retention or discard based on resetOptions.keepDirtyValues. This work reduces surprising form state changes during record switches, improving reliability of dynamic admin forms and contributing to smoother data entry workflows. Technologies demonstrated include React form state management and automated testing.

November 2025

1 Commits

Nov 1, 2025

November 2025 monthly performance summary for marmelab/react-admin focused on reliability and test coverage. Delivered a critical fix to prevent duplicate selections in the checkbox interface by implementing deduplication logic during item selection and ensuring correct behavior for toggle and select-all flows. Added comprehensive tests to protect against regressions in selection logic. Commit tracked: 190e96334c133fb169e8a723f836c0ac38c5eaf3 with message 'Fix duplicate selections when using checkbox and add related tests'. Impact includes reduced data inconsistencies, improved user experience, and greater stability in form controls across the project.

October 2025

1 Commits • 1 Features

Oct 1, 2025

Month: 2025-10 — Focused on Datagrid UX improvements in marmelab/react-admin, delivering a Shift-Click Deselection Enhancement and reinforcing test coverage. The work improves bulk actions reliability, reduces user errors, and strengthens maintainability through targeted tests and clear commits.

Activity

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Quality Metrics

Correctness100.0%
Maintainability80.0%
Architecture80.0%
Performance80.0%
AI Usage20.0%

Skills & Technologies

Programming Languages

JavaScriptTypeScript

Technical Skills

Reactfront end developmenttesting

Repositories Contributed To

1 repo

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

marmelab/react-admin

Oct 2025 Dec 2025
3 Months active

Languages Used

JavaScriptTypeScript

Technical Skills

Reactfront end developmenttesting