
Arthur Molinos contributed to incubateur-ademe/territoires-en-transitions by delivering robust UI and data-driven features that improved user experience, maintainability, and performance. He engineered dashboard overhauls, calendar scheduling, and CMS-driven content, using React, TypeScript, and Next.js to modernize architecture and streamline workflows. Arthur implemented loading skeletons, enhanced state management, and migrated routing to the app router, reducing perceived load times and technical debt. His work included integrating Strapi for dynamic content, refining data visualization with eChart, and introducing calendar scheduling with Bryntum. These efforts resulted in more responsive interfaces, scalable dashboards, and a maintainable codebase aligned with evolving business needs.

October 2025: Focused UI performance and maintainability improvements in incubateur-ademe/territoires-en-transitions. Key deliverables include comprehensive loading skeletons and loading-state enhancements across action plans, dashboards, indicators, and histories; a UI layout cleanup removing PageContainer usage and standardizing TabsPanel CSS; and a calendar pagination bug fix to ensure only relevant action cards are paginated in the scheduler view. These changes reduce perceived load times, improve consistency, and simplify future development.
October 2025: Focused UI performance and maintainability improvements in incubateur-ademe/territoires-en-transitions. Key deliverables include comprehensive loading skeletons and loading-state enhancements across action plans, dashboards, indicators, and histories; a UI layout cleanup removing PageContainer usage and standardizing TabsPanel CSS; and a calendar pagination bug fix to ensure only relevant action cards are paginated in the scheduler view. These changes reduce perceived load times, improve consistency, and simplify future development.
September 2025 (2025-09) — incubateur-ademe/territoires-en-transitions Overview: Delivered a cohesive set of features to enhance the scheduler, UI layout, and data handling, while improving reliability and maintainability. The work emphasizes business value through a more robust planning calendar, faster and clearer user interactions, and a stronger foundation for future iterations. Key achievements-focused on business value and technical depth below.
September 2025 (2025-09) — incubateur-ademe/territoires-en-transitions Overview: Delivered a cohesive set of features to enhance the scheduler, UI layout, and data handling, while improving reliability and maintainability. The work emphasizes business value through a more robust planning calendar, faster and clearer user interactions, and a stronger foundation for future iterations. Key achievements-focused on business value and technical depth below.
August 2025 monthly summary for incubateur-ademe/territoires-en-transitions. Delivered a set of UI/UX enhancements, scheduling groundwork, and code quality improvements that collectively improve user experience, reduce maintenance debt, and enable faster iteration on Fiches actions. Highlights include feature deliverables in the Import Plan flow, enhanced Fiches list UI, foundational calendar/scheduler integration, and header UI improvements.
August 2025 monthly summary for incubateur-ademe/territoires-en-transitions. Delivered a set of UI/UX enhancements, scheduling groundwork, and code quality improvements that collectively improve user experience, reduce maintenance debt, and enable faster iteration on Fiches actions. Highlights include feature deliverables in the Import Plan flow, enhanced Fiches list UI, foundational calendar/scheduler integration, and header UI improvements.
July 2025 performance summary for incubateur-ademe/territoires-en-transitions: Delivered core UI improvements, data visualization enhancements, and navigation refinements that increase business value and developer efficiency. Key work includes migrating action plan status visualization to eChart, UI reordering in sub-measures for clearer progress, and broader header/navigation stability improvements. Open methodology links now open in new tabs within the indicator values table, and Breadcrumb/dropdown navigation capabilities were strengthened to improve repository exploration. Several maintenance and tooling efforts were completed (license update, code cleanup, Storybook upgrades, and DSTet UI migrations), reducing technical debt and improving consistency across the product.
July 2025 performance summary for incubateur-ademe/territoires-en-transitions: Delivered core UI improvements, data visualization enhancements, and navigation refinements that increase business value and developer efficiency. Key work includes migrating action plan status visualization to eChart, UI reordering in sub-measures for clearer progress, and broader header/navigation stability improvements. Open methodology links now open in new tabs within the indicator values table, and Breadcrumb/dropdown navigation capabilities were strengthened to improve repository exploration. Several maintenance and tooling efforts were completed (license update, code cleanup, Storybook upgrades, and DSTet UI migrations), reducing technical debt and improving consistency across the product.
June 2025 performance summary for incubateur-ademe/territoires-en-transitions. Key delivery focused on migrating routing to the app router, overhauling dashboards with new indicators and action modules, and expanding tracking coverage with synthetic dashboards. The team also delivered meaningful UI/UX improvements, code quality enhancements, and stability fixes to support scalable feature work.
June 2025 performance summary for incubateur-ademe/territoires-en-transitions. Key delivery focused on migrating routing to the app router, overhauling dashboards with new indicators and action modules, and expanding tracking coverage with synthetic dashboards. The team also delivered meaningful UI/UX improvements, code quality enhancements, and stability fixes to support scalable feature work.
May 2025 monthly summary focused on delivering two high-impact features for incubateur-ademe/territoires-en-transitions, addressing performance, maintainability, and CMS integration: - Image Rendering Migration using ImageStrapi: Added a new Strapi image renderer and integrated it into CollectiviteCard for collectivités pages, replacing the default Next.js Image where applicable. This improves image consistency with the CMS and reduces rendering gaps. - Plans & Actions Dashboard Modernization: Refactored and migrated the dashboard to a modern architecture (App Router, Server Components), introduced action-count and tracking modules, and enhanced UI scaffolding and data fetching for faster, more reliable insights. Additionally, addressed stability and future-proofing as part of the migration: - Fixed 2 import issues after a rebase to main, ensuring build stability. - Renamed components/variables and removed the Tabs context dependency in UI TabsList to reduce coupling and simplify maintenance. Key business value: - Improved CMS-driven image reliability and consistent rendering across collectivités pages. - Faster, more maintainable dashboards with better data visibility and tracking. - Reduced technical debt and smoother future evolution with modular, reusable components.
May 2025 monthly summary focused on delivering two high-impact features for incubateur-ademe/territoires-en-transitions, addressing performance, maintainability, and CMS integration: - Image Rendering Migration using ImageStrapi: Added a new Strapi image renderer and integrated it into CollectiviteCard for collectivités pages, replacing the default Next.js Image where applicable. This improves image consistency with the CMS and reduces rendering gaps. - Plans & Actions Dashboard Modernization: Refactored and migrated the dashboard to a modern architecture (App Router, Server Components), introduced action-count and tracking modules, and enhanced UI scaffolding and data fetching for faster, more reliable insights. Additionally, addressed stability and future-proofing as part of the migration: - Fixed 2 import issues after a rebase to main, ensuring build stability. - Renamed components/variables and removed the Tabs context dependency in UI TabsList to reduce coupling and simplify maintenance. Key business value: - Improved CMS-driven image reliability and consistent rendering across collectivités pages. - Faster, more maintainable dashboards with better data visibility and tracking. - Reduced technical debt and smoother future evolution with modular, reusable components.
April 2025 — incubateur-ademe/territoires-en-transitions: Delivered significant UX and data-layer improvements across the project. Key features include enhanced collectivite context and fuzzy search with score-based ranking, API typing improvements and robustness for measures, and Strapi-driven content with dynamic regulatory pages. Collectivités data improvements (is_a_la_une flag, map data completeness) set the foundation for richer dashboards. UI stability and performance were enhanced through refactors, cleanup, and targeted fixes (sub-measure display, filters reset, progress bars). A functional test was added to improve coverage for legacy slug components. The work aligns with business goals to improve search relevance, data integrity, and maintainability, enabling faster feature delivery and better operator experience.
April 2025 — incubateur-ademe/territoires-en-transitions: Delivered significant UX and data-layer improvements across the project. Key features include enhanced collectivite context and fuzzy search with score-based ranking, API typing improvements and robustness for measures, and Strapi-driven content with dynamic regulatory pages. Collectivités data improvements (is_a_la_une flag, map data completeness) set the foundation for richer dashboards. UI stability and performance were enhanced through refactors, cleanup, and targeted fixes (sub-measure display, filters reset, progress bars). A functional test was added to improve coverage for legacy slug components. The work aligns with business goals to improve search relevance, data integrity, and maintainability, enabling faster feature delivery and better operator experience.
March 2025 — Delivered a comprehensive frontend refresh for territories-en-transitions, focusing on measure management UX and reliability, with a strong emphasis on business value and developer productivity.
March 2025 — Delivered a comprehensive frontend refresh for territories-en-transitions, focusing on measure management UX and reliability, with a strong emphasis on business value and developer productivity.
February 2025 (2025-02) — Consolidated analytics reliability, consent handling, UI/system refinements, and code cleanup for incubateur-ademe/territoires-en-transitions. Delivered cross-site analytics tracking enhancements with Next.js router integration, aligned event names to PostHog, re-enabled page-leave capture, and added tracking for the action plans page. Implemented a hybrid consent persistence using localStorage and cookies. Fixed and stabilized the Indicator/Favorites feature with state management fixes and UI refactor for a consistent user experience. Completed a major design-system migration and cleanup to reduce DSFR/MUI dependencies and align components with the design-system. Improved performance of the Collectivité search by increasing the fetch limit to enhance join suggestions. Additional UI refinements (breadcrumbs, filters, sliders) improved usability and accessibility. These changes increase data quality, user engagement tracking, onboarding clarity, and engineering stability, reducing maintenance overhead and supporting product goals.
February 2025 (2025-02) — Consolidated analytics reliability, consent handling, UI/system refinements, and code cleanup for incubateur-ademe/territoires-en-transitions. Delivered cross-site analytics tracking enhancements with Next.js router integration, aligned event names to PostHog, re-enabled page-leave capture, and added tracking for the action plans page. Implemented a hybrid consent persistence using localStorage and cookies. Fixed and stabilized the Indicator/Favorites feature with state management fixes and UI refactor for a consistent user experience. Completed a major design-system migration and cleanup to reduce DSFR/MUI dependencies and align components with the design-system. Improved performance of the Collectivité search by increasing the fetch limit to enhance join suggestions. Additional UI refinements (breadcrumbs, filters, sliders) improved usability and accessibility. These changes increase data quality, user engagement tracking, onboarding clarity, and engineering stability, reducing maintenance overhead and supporting product goals.
January 2025 – Incubateur ADEME/territoires-en-transitions: UX improvements and UI modernization across authentication, registration, and page layout. Focused on delivering a cohesive, design-system-aligned experience and improving onboarding flows through componentization and refactoring, setting a solid foundation for maintainability and future features.
January 2025 – Incubateur ADEME/territoires-en-transitions: UX improvements and UI modernization across authentication, registration, and page layout. Focused on delivering a cohesive, design-system-aligned experience and improving onboarding flows through componentization and refactoring, setting a solid foundation for maintainability and future features.
December 2024 highlights for incubateur-ademe/territoires-en-transitions. Delivered core features for action steps management: tRPC integration for action steps; a new Step component with CRUD hooks and a steps tab; drag-and-drop foundation for action steps with UI polishing; accessibility and PDF export enhancements; and code quality improvements including TypeScript fixes, import alias refactor, and design-system search improvements. These work items improve UX, reliability, and reduce maintenance overhead, enabling faster iteration on action fiches and better integration with the rest of the system.
December 2024 highlights for incubateur-ademe/territoires-en-transitions. Delivered core features for action steps management: tRPC integration for action steps; a new Step component with CRUD hooks and a steps tab; drag-and-drop foundation for action steps with UI polishing; accessibility and PDF export enhancements; and code quality improvements including TypeScript fixes, import alias refactor, and design-system search improvements. These work items improve UX, reliability, and reduce maintenance overhead, enabling faster iteration on action fiches and better integration with the rest of the system.
In November 2024, the team delivered a set of UX improvements, DS migrations, and code quality enhancements for incubateur-ademe/territoires-en-transitions. The work focused on improving unauthenticated user experience, UI consistency through a Design System, and maintainability, while strengthening analytics and accessibility for collectivity settings.
In November 2024, the team delivered a set of UX improvements, DS migrations, and code quality enhancements for incubateur-ademe/territoires-en-transitions. The work focused on improving unauthenticated user experience, UI consistency through a Design System, and maintainability, while strengthening analytics and accessibility for collectivity settings.
In Oct 2024, incubateur-ademe/territoires-en-transitions delivered meaningful UI, navigation, and onboarding improvements that reduce friction and improve data integrity. Key features shipped include (1) a CollectivitePageLayout refactor to simplify props and clean up SideNav styling; (2) Action Plans UX improvements, including empty state messaging, improved deletion flow, and post-deletion navigation to the plans landing page; and (3) onboarding/community UI improvements, such as a revamped landing for disconnected users, refined join-banner behavior, and a login spam alert for better onboarding. Major bugs fixed include (a) pagination consistency across lists by ensuring page resets to 1 when filters or search terms change, and (b) display of child indicators in linked indicators via the withChildren filter. These changes collectively improve navigation, reduce user error, and streamline common workflows. Business value is reflected in faster task workflows, cleaner interfaces, and stronger onboarding for new users. Technologies demonstrated include front-end refactoring and prop-driven design in React/TypeScript, UI/UX refinements, routing/navigation improvements, and robust data-fetching patterns for related indicators.
In Oct 2024, incubateur-ademe/territoires-en-transitions delivered meaningful UI, navigation, and onboarding improvements that reduce friction and improve data integrity. Key features shipped include (1) a CollectivitePageLayout refactor to simplify props and clean up SideNav styling; (2) Action Plans UX improvements, including empty state messaging, improved deletion flow, and post-deletion navigation to the plans landing page; and (3) onboarding/community UI improvements, such as a revamped landing for disconnected users, refined join-banner behavior, and a login spam alert for better onboarding. Major bugs fixed include (a) pagination consistency across lists by ensuring page resets to 1 when filters or search terms change, and (b) display of child indicators in linked indicators via the withChildren filter. These changes collectively improve navigation, reduce user error, and streamline common workflows. Business value is reflected in faster task workflows, cleaner interfaces, and stronger onboarding for new users. Technologies demonstrated include front-end refactoring and prop-driven design in React/TypeScript, UI/UX refinements, routing/navigation improvements, and robust data-fetching patterns for related indicators.
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