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SebastianCzechDev

PROFILE

Sebastianczechdev

Worked on the assurance-maladie-digital/design-system-v3 repository, delivering a broad suite of front-end components and design system enhancements over eight months. Focused on building accessible, maintainable UI elements such as filters, tables, cards, and file uploaders, while migrating legacy components to unified theming and modern standards. Applied technologies including Vue.js, TypeScript, and SCSS to implement robust component logic, responsive layouts, and consistent styling. Prioritized accessibility and cross-browser compatibility, introducing comprehensive testing and documentation. Addressed both feature development and bug fixes, streamlining onboarding and maintenance. The work resulted in a cohesive, future-ready design system supporting improved user experience and developer productivity.

Overall Statistics

Feature vs Bugs

86%Features

Repository Contributions

70Total
Bugs
6
Commits
70
Features
36
Lines of code
21,266
Activity Months8

Your Network

9 people

Work History

June 2026

13 Commits • 3 Features

Jun 1, 2026

June 2026 — Key design-system evolution across assurance-maladie-digital/design-system-v3. Delivered a new set of components (PasswordField, FilePreview with enhanced accessibility, Thumbnail, and a File Upload component with drag-and-drop) to strengthen secure input, media handling, and file interactions. Completed major UI cleanup and modernization by deprecating legacy components (StructureMenu, AmeliproMultipleFoldingCard, AmeliproPatientBanner) and applying PatientLogged enhancements; upgraded Patient-related UI. Migrated to a unified VCard as the core card component, including a new VCard with number support, and consolidated migration docs to reflect the change. Strengthened documentation and migration tooling, including lint updates, to improve onboarding and ongoing maintenance. Overall, these efforts increase UI consistency, accessibility, and developer productivity while reducing legacy maintenance surface.

May 2026

6 Commits • 3 Features

May 1, 2026

May 2026 focused on delivering high-impact design-system enhancements in assurance-maladie-digital/design-system-v3, including ChipList/SelectBtnField design system enhancements, accessibility and visual consistency improvements for table components, and a full rollout of design system color tokens. These updates unify theming (AmeliPro), improve accessibility, and raise developer velocity by providing robust, well-documented components across products.

April 2026

8 Commits • 2 Features

Apr 1, 2026

April 2026 summary for assurance-maladie-digital/design-system-v3. Key design-system initiatives delivered: consolidated AmeliPro/Amelipro theme system with migrations for Autocomplete, Select, RadioGroup, and Dialog, including Storybook filtering and accessibility improvements; introduced UI Filtering (FilterSideBar) for multi-criteria filtering and range-based theming for RangeSlider; resolved visual and interaction gaps with Copy Button icon color fixes; hardened multi-select robustness in SelectBtnField with tests for null modelValue scenarios. Commits across these efforts include: 469bcabaa80494e8ca91daf28bfa1098b9f577b7, 52be5429a4597a1c830b92aeffb7cfd79482cc91, 4d7fd2e9e1894f3069b767895483297539afc288, 375db16430ba87866780e46409af299e26ce742b, 0dcb4fea00e4db193817438a2097778d9477bd57, 7f08106f3a843a8799d1000976543d5f84f6c745, 9389d6373cfb5ab74b41e5d504fbbec6ce566f2c, 9758523beee3282578116e2f03d48e8ed92e7c72d.

March 2026

8 Commits • 3 Features

Mar 1, 2026

March 2026: Delivered a Design System Theme and Visual Styling Refresh, completed Accessibility Improvements for core components, and executed Ameli Pro Theme Migration and Design System Maintenance. These efforts produced a more consistent UI, improved accessibility, and a maintainable, future-ready design system with updated props/tests, deprecation notices, and comprehensive documentation.

February 2026

3 Commits • 2 Features

Feb 1, 2026

February 2026 monthly summary for assurance-maladie-digital/design-system-v3: Two high-value feature deliveries focusing on UX and asset management. AmeliproFilters component enables multi-filtering with accessibility improvements and tests. Icon system improvements include a new cookie icon and refactor of icon assets for consistency, with tests. Both features include linting, typing improvements, and test updates to boost reliability. Business value: improved user filtering experience, consistent design-system assets, and stronger maintainability.

January 2026

9 Commits • 7 Features

Jan 1, 2026

Concise monthly summary for 2026-01 detailing key feature deliveries, major bug fixes, and notable business impact across the assurance-maladie-digital/design-system-v3 repository. Highlights include UX and design-system reliability improvements, interactive component enhancements, and token/theme refactor to support the new AP theme, alongside improved analytics tracking and UX clarity.

December 2025

13 Commits • 12 Features

Dec 1, 2025

December 2025: Delivered key UI/UX enhancements, accessibility improvements, and testing investments across the design-system-v3 (assurance-maladie-digital/design-system-v3). Focused on Firefox PDF preview reliability, responsive layout refinements, new UX controls, and data/accessibility governance to boost business value and product quality.

November 2025

10 Commits • 4 Features

Nov 1, 2025

November 2025 — assurance-maladie-digital/design-system-v3: Delivered stability, performance, and UX enhancements across the design system. Key outcomes include: immediate sorting initialization on mount for Amelipro components; production image URL fixes to ensure visuals render correctly; default open behavior corrected for AmeliproAccordionResult; UI/UX stability improvements (text overflow prevention, margins alignment, and label alignment) across StructureTabs and components; introduction of a new design asset 'attele' and per-item content support in accordion. These changes reduce visual defects in production, improve initial render accuracy, and provide a more consistent, accessible UI. Demonstrated skills include Vue reactivity with watchers, component state management, CSS/text handling, asset integration, and commit-level traceability for non-regressions.

Activity

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Quality Metrics

Correctness91.4%
Maintainability84.2%
Architecture84.8%
Performance84.8%
AI Usage29.8%

Skills & Technologies

Programming Languages

CSSJavaScriptMarkdownSCSSTypeScriptVue

Technical Skills

CSSCSS stylingComponent DesignFront-end DevelopmentReactSCSSSVGStorybookTypeScriptUI designUI/UX designVueVue.jsVuetifyaccessibility

Repositories Contributed To

1 repo

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

assurance-maladie-digital/design-system-v3

Nov 2025 Jun 2026
8 Months active

Languages Used

CSSJavaScriptTypeScriptVueSCSSMarkdown

Technical Skills

CSSComponent DesignFront-end DevelopmentReactSVGTypeScript