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Jérémy Ratsimandresy

PROFILE

Jérémy Ratsimandresy

Over 16 months, contributed to rte-france/design-system-rte by building a robust, multi-framework design system supporting React and Angular. Developed and refined over 179 features and 103 bug fixes, focusing on reusable UI components, accessibility, and scalable theming. Implemented cross-framework primitives such as dropdowns, date/time pickers, file upload, and header components, while standardizing design tokens and iconography. Enhanced developer experience through CI/CD automation, modular code organization, and comprehensive documentation. Leveraged TypeScript, SCSS, and Storybook to ensure consistent styling, strong typing, and reliable testing. The work enabled faster feature delivery, improved UI consistency, and accessible interfaces across multiple products.

Overall Statistics

Feature vs Bugs

63%Features

Repository Contributions

504Total
Bugs
103
Commits
504
Features
179
Lines of code
575,459
Activity Months16

Your Network

7 people

Shared Repositories

7
GitHub ActionMember
DiazAilanMember
DIAZ Gonzalo (Externe)Member
shk108Member
Gonzalo Diaz AilanMember
rootMember
TommahsMember

Work History

June 2026

35 Commits • 10 Features

Jun 1, 2026

June 2026: Implemented a reusable header foundation in React and exported it for cross-app reuse; expanded the UI toolkit with interaction stories, interface refactor, and token-aligned components; introduced token-based styling for Tag, added Text Input onEnterKeyDown, a neutral Chip variant, and top-center Toast positioning; and staged overlay/overlay-layer improvements for more predictable modal/drawer behavior. Major bug fixes across overlays, modals, inputs, selects, and header visuals improved stability and UX.

May 2026

15 Commits • 5 Features

May 1, 2026

May 2026 highlights for rte-france/design-system-rte: Delivered core design-system enhancements with a focus on accessibility, theming consistency, and DevOps efficiency. Key outcomes include a Date Range Picker with accessibility improvements and end-date handling, expanded iconography and color tokens with a consistent rte-* naming schema, width customization for Search Bar in React/Angular, and modal overlay improvements for focus management. CI/CD optimizations reduced build times through pre-build caching and dedicated PR workflows, with refined cache invalidation for core packages.

April 2026

23 Commits • 12 Features

Apr 1, 2026

April 2026 performance highlights for rte-france/design-system-rte: delivered reusable components, cross-framework file-upload, and expanded date/time pickers; implemented UX polish and accessibility improvements; added ID generation utility and enhanced autodocs around file-upload. These initiatives improve development velocity, consistency, and cross-framework support while delivering tangible UX and reliability improvements across React, Angular, and date picker components.

March 2026

17 Commits • 10 Features

Mar 1, 2026

March 2026 monthly summary focusing on delivering a cohesive, accessible, multi-framework design system for rte-france/design-system-rte. Implemented Avatar components for React and Angular with status indicators, Drawer with responsive animation and validation refactor, Accordion with enhanced iconography and accessibility, Icon system enhancements, TimePicker, Treeview, Select improvements, Stepper and Tabs UI refinements, and Tag accessibility improvements. These efforts delivered consistent UI primitives, improved accessibility, and faster feature delivery across apps.

February 2026

20 Commits • 7 Features

Feb 1, 2026

February 2026 (2026-02) monthly summary for rte-france/design-system-rte: Delivered cross-framework UX enhancements, expanded modularity, and reinforced accessibility, while updating tooling and documentation to support faster, safer feature delivery. Key outcomes include cross-framework navigation interaction improvements, public loader API expansion, a modal centering fix, multi-select enhancements for Angular, and broad accessibility/visual consistency improvements across radio, stepper, chips, and segmented control.

January 2026

42 Commits • 13 Features

Jan 1, 2026

January 2026 performance summary for rte-france/design-system-rte: Delivered a major Core Design Tokens Architecture Overhaul enabling scalable theming across products, including moving and extracting scripts and updating the generation flow. Implemented Badge System Enhancements to standardize visibility logic and sizing across components. Stabilized CI/CD and tooling with an esbuild upgrade to v25, prettier improvements, and precommit/tooling updates to reduce build failures and improve developer experience. Expanded the component library with public API exposure for Stepper (React and Angular) and Tab components, enabling wider reuse and consistency. Addressed UI polish and stability with a Modal border radius fix for L/XL, improving visual consistency and accessibility.

December 2025

44 Commits • 13 Features

Dec 1, 2025

December 2025: Delivered cross-component design-system improvements with emphasis on consistency, accessibility, and cross-framework support. Key features include refactoring shared input props, adding an Angular select component with styling enhancements, and strengthening the badge system. Major docs and font/visual polish updates established a more cohesive developer experience and design language.

November 2025

35 Commits • 23 Features

Nov 1, 2025

November 2025: Strengthened design system governance, developer experience, and product readiness. Delivered token color values updates across design system tokens to enable consistent theming, and fixed token color naming edge-cases to stabilize token parsing. Implemented a robust Toast system (basic component, priority queue management) with test-app integration and core logic stability improvements (useCallback). Expanded Storybook and design/docs coverage with Accessibility page, new tabs for options/heading/availability/LastUpdate, and added breadcrumbs overview plus design tokens and Colors pages. Accelerated test-app readiness with React 19 scaffolding and added Select component, assistive text exposure, and extracted required indicator logic. Focused on reducing footprint by consolidating dependencies in docs where appropriate. Business impact: cleaner tokens, improved accessibility, faster demos, and more reliable UI components across apps.

October 2025

38 Commits • 19 Features

Oct 1, 2025

October 2025: Delivered major UI and reliability improvements for the RTE design system. Key features included an enhanced Angular Tab component with disabled state, vertical navigation, overflow support, and related utilities; new Angular badge type; and Storybook integration for TabOfOptions. Fixed critical UI issues in dropdowns and split buttons, refined breadcrumbs and links for dark mode, and refreshed color tokens and popover styling. Strengthened CI/process hygiene with changeset automation, Renovate adjustments, and a SonarQube action upgrade. Resolved a form-data vulnerability and ensured test stability across dropdowns and breadcrumbs. Overall impact: faster UI iterations, consistent visuals, and safer deployments.

September 2025

41 Commits • 15 Features

Sep 1, 2025

September 2025 performance summary for rte-france/design-system-rte. Delivered cross-framework UI enhancements with a strong focus on accessibility, consistency, and developer experience. Implemented core dropdown improvements with keyboard navigation and robust positioning, expanded tooltip/popover capabilities, refreshed design tokens for color/border/z-index, and advanced banner components with test app integration. Enhanced cross-framework support (React and Angular) across dropdowns, tabs, banners, and popovers, and established a scalable core for shared props and utilities. Also refined accessibility details and polishing work to ensure production readiness and better business value.

August 2025

27 Commits • 5 Features

Aug 1, 2025

August 2025 highlights for rte-france/design-system-rte: Delivered a cross-framework Segmented Control (React and Angular) with core alignment, accessibility enhancements, and tests; added a robust Tooltip with overlay and scroll-aware behavior; implemented a basic Dropdown with item components and autoClose/indent features; fixed critical issues including icon prop typing, event handling, and overlay constraints; improved default focus behavior and responsive width to accommodate full segment labels. Result: consistent, accessible, and reusable controls across product surfaces, enabling faster feature delivery and reduced runtime errors. Tech stack and skills demonstrated include TypeScript typings and core utilities extraction, design-token usage, React/Angular component development, UI testing (Storybook interactions), and accessibility best practices.

July 2025

56 Commits • 17 Features

Jul 1, 2025

July 2025 performance summary for the rte-france design system. Delivered a comprehensive Textarea component suite across React and Angular with stories, public API export, auto-scroll on blur, Storybook tests, and assistive text improvements; integrated the component into the test apps harness for end-to-end reliability and parity across frameworks; performed design-system core refactor and token updates (constants extraction, global theming, gradient mixins, and border-divider color token); enhanced accessibility and keyboard UX (id on text input, label adjustments, improved focus styling, and showCounter); and improved CI automation and maintenance (icon map generation, automatic changesets, and CI command consistency).

June 2025

48 Commits • 12 Features

Jun 1, 2025

June 2025: Design-system improvements for rte-france/design-system-rte focused on developer productivity, token reliability, and cross‑framework consistency. Key outcomes include robust linting and CI tooling, a token-driven primitives pipeline, and an expanded icon/button ecosystem for React and Angular with build‑time icon generation and accessibility fixes. Critical CI reliability addressed via GitHub token permission fix, together with CI caching and versioning enhancements to stabilize release workflows. Result: faster, safer feature delivery with consistent design tokens and broader component coverage across frameworks.

May 2025

28 Commits • 6 Features

May 1, 2025

May 2025 performance summary for rte-france/design-system-rte. Delivered cross-framework checkbox capabilities, expanded the icon system, and strengthened tooling, resulting in more consistent components, improved accessibility, and faster iteration across React and Angular.

April 2025

21 Commits • 8 Features

Apr 1, 2025

April 2025 (rte-france/design-system-rte) — Key features delivered, major bugs fixed, impact, and skills demonstrated. Key features delivered: - Rename type props to variant across components to standardize prop naming. (ed376ad6c80b7c8371ad89d5c3fc04c4a73805ab) - Added cross-framework grid components for React and Angular to enable consistent layouts. (6beb56a5ba9afd550d4ca80c1f5b4a31c1f66813; 5dd67937f6415b2fe1a214f3eb91aa340d862be0) - CI/Storybook testing enabled in CI and fixed Storybook URLs for React/Angular components. (65d08cc8846c43efa50eadc9f1cc0d0f30c39fff; 6dbf90b453126c67fa926d25699ac0390cff9e54; 1adddb19460d3ae3cb6237f27793e1cd6ec764cf) - Implemented button component tests and testing fixes across Angular and React to improve reliability. (90c515da0f75497032a5e746c9e0e0142f4bebb3; d269bc47f24368b7b651a84bcd7d3068903c26a0; 0146f60c331eb0b0fca7d8aeb5af95a6b6785c2b; dbc33a3151b1f0aa26d1bff9bdde2c462c8afeac) - Tokens and primitives updates to align with design system values. (26e7ad0b03e9fb1d25b705d7b6a414377f93d343) Major bugs fixed: - Grid spacing and breakpoints corrected for consistent responsive behavior. (3d7effc6e13ebecd0eb723e845f9b5a381165b7f; 16bd1fafccf88f91a0a2d66bb4b0649f2650da71) - Build/dependency cleanup and package health improvements (removing unused dev dependencies, regenerating lockfile, addressing missing React dependencies, and fixing module.scss build error). (2a24e5b2540fb2ab2a40a6f81c8b60d4d86b58d4; 68b309f018c56e49c09eaeacab9477a458f39efc; 8353b615973425241b24b1d7b8cf9eb33b4659f0; f204bb8c3d4181a4aae93dd771491d515e791cdf) - Test harness alignment improvements for Angular and React to ensure reliable test outcomes. (0146f60c331eb0b0fca7d8aeb5af95a6b6785c2b; dbc33a3151b1f0aa26d1bff9bdde2c462c8afeac) Overall impact and accomplishments: - Achieved cross-framework parity and UI consistency across React and Angular, enabling faster, safer releases. CI/storybook enhancements reduce validation time and risk, while test and build hygiene improvements lower defect leakage and onboarding friction. Tokens alignment supports cohesive, scalable design-system adoption across products. Technologies/skills demonstrated: - React, Angular, TypeScript, Storybook, CI/CD, component/test automation, design tokens/primitives, responsive grid systems, and cross-team collaboration.

March 2025

14 Commits • 4 Features

Mar 1, 2025

Design System March 2025: Delivered foundational React package scaffolding, CI/CD setup for a multi-package design system, and a theming overhaul with token-based typography to establish a scalable, consistent design language across components. The work enables faster releases, improved UI consistency, and stronger accessibility foundations across the design system.

Activity

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Quality Metrics

Correctness94.0%
Maintainability91.2%
Architecture90.4%
Performance88.6%
AI Usage24.4%

Skills & Technologies

Programming Languages

CSSHTMLJSONJSXJavaScriptMDXMarkdownReactSCSSSVG

Technical Skills

AccessibilityAngularAutomationBuild ScriptingBuild ToolsCI/CDCSSCSS GridCSS PreprocessingCSS StylingCSS-in-JSCachingChangelog ManagementChoreCode Cleanup

Repositories Contributed To

1 repo

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

rte-france/design-system-rte

Mar 2025 Jun 2026
16 Months active

Languages Used

HTMLJSONJavaScriptMarkdownReactSCSSTypeScriptYAML

Technical Skills

AccessibilityAngularCI/CDCSSCachingComponent Development