sumup-oss/circuit-ui
Sep 2025 – Jan 2026
3 Months active
Languages Used
SVGCSSTypeScript
Technical Skills
Frontend DevelopmentIconographyCSSFront-end DevelopmentReactfront end development
Jan Driescher
PROFILE
Jan Driescher
Jan Driescher contributed to the sumup-oss/circuit-ui repository by expanding the icon library with new 16px SVG icons and implementing targeted UI stability fixes. Using CSS, SVG, and TypeScript, Jan enhanced design-system consistency by adding More, MoreCircle, and Remove icons, reducing the need for custom icon workarounds. Jan also addressed cross-browser layout inconsistencies by refactoring CSS alignment properties, ensuring reliable Option and RowHeader rendering across environments. In React, Jan improved the useCollapsible hook to eliminate residual scroll space after collapsing, resulting in smoother UI behavior. The work demonstrated careful code hygiene, precise bug fixes, and effective collaboration with peers.
Overall Statistics
Feature vs Bugs
33%Features
Repository Contributions
3Total
Bugs
2
Commits
3
Features
1
Lines of code
82
Activity Months3
Your Network
10 peopleWork History
January 2026
1 Commits
Jan 1, 2026January 2026 (2026-01) — Circuit UI: Focused, low-risk bug fix to stabilize the collapsible UI. Implemented a targeted fix for the useCollapsible hook to eliminate residual scroll space after collapsing, improving layout stability and visual consistency in collapsible sections. The change ships with a concise commit in sumup-oss/circuit-ui and demonstrates strong collaboration and code hygiene. Impact: - Reduced UI glitches and unexpected spacing in collapsed content, leading to a smoother user experience and lower risk of layout-related support tickets. - Demonstrated ability to deliver precise, low-risk fixes with clear traceability and ownership. Technologies/skills demonstrated: - React hooks and layout management (useCollapsible) - Precise, minimal-impact code changes and effective testing - Version control discipline and cross-team collaboration (Co-authored-by: Connor Bär)
1 Commits
Jan 1, 2026January 2026 (2026-01) — Circuit UI: Focused, low-risk bug fix to stabilize the collapsible UI. Implemented a targeted fix for the useCollapsible hook to eliminate residual scroll space after collapsing, improving layout stability and visual consistency in collapsible sections. The change ships with a concise commit in sumup-oss/circuit-ui and demonstrates strong collaboration and code hygiene. Impact: - Reduced UI glitches and unexpected spacing in collapsed content, leading to a smoother user experience and lower risk of layout-related support tickets. - Demonstrated ability to deliver precise, low-risk fixes with clear traceability and ownership. Technologies/skills demonstrated: - React hooks and layout management (useCollapsible) - Precise, minimal-impact code changes and effective testing - Version control discipline and cross-team collaboration (Co-authored-by: Connor Bär)
January 2026
October 2025
1 Commits
Oct 1, 2025October 2025 monthly summary for sumup-oss/circuit-ui focused on stabilizing UI layouts across browsers. Delivered a cross-browser CSS alignment fix for Option and RowHeader, reducing layout inconsistencies in older browsers. The change is implemented via a single commit linked to CRMIOP-00 (fix mixed start support #3302): 42894f352c04c23a36d3dc01601a868b9005a94f. Impact: more reliable Option/RowHeader layouts across environments, fewer visual regressions in downstream apps, and improved developer confidence during UI integration. Technologies/skills demonstrated: CSS cross-browser compatibility, precise CSS refactoring, Git-based change traceability, and code review discipline.
October 2025
1 Commits
Oct 1, 2025October 2025 monthly summary for sumup-oss/circuit-ui focused on stabilizing UI layouts across browsers. Delivered a cross-browser CSS alignment fix for Option and RowHeader, reducing layout inconsistencies in older browsers. The change is implemented via a single commit linked to CRMIOP-00 (fix mixed start support #3302): 42894f352c04c23a36d3dc01601a868b9005a94f. Impact: more reliable Option/RowHeader layouts across environments, fewer visual regressions in downstream apps, and improved developer confidence during UI integration. Technologies/skills demonstrated: CSS cross-browser compatibility, precise CSS refactoring, Git-based change traceability, and code review discipline.
September 2025
1 Commits • 1 Features
Sep 1, 2025Concise monthly summary for 2025-09 focusing on business value and technical achievements for sumup-oss/circuit-ui.
1 Commits • 1 Features
Sep 1, 2025Concise monthly summary for 2025-09 focusing on business value and technical achievements for sumup-oss/circuit-ui.
September 2025
Activity
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Quality Metrics
Correctness93.4%
Maintainability93.4%
Architecture86.6%
Performance86.6%
AI Usage26.6%
Skills & Technologies
Programming Languages
CSSSVGTypeScript
Technical Skills
CSSFront-end DevelopmentFrontend DevelopmentIconographyReactfront end development
Repositories Contributed To
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