
Catalina Ilie delivered robust feature development and maintenance across core GOV.UK repositories, including alphagov/govuk_web_banners and government-frontend. She engineered multilingual support, A/B testing infrastructure, and secure routing, using Ruby, JavaScript, and YAML to enhance accessibility and reliability. Her work unified banner configuration, streamlined localization for languages like Kurdish Sorani and Tigrinya, and improved CSV asset handling. Catalina applied code refactoring and dependency upgrades to reduce technical debt and address security vulnerabilities. By aligning UI components with design systems and automating banner lifecycles, she ensured consistent user experiences and maintainable code, demonstrating depth in backend development, configuration management, and internationalization.

October 2025 highlights for the alphagov/govuk_web_banners repository. Focused on delivering targeted recruitment banners, removing outdated promotions, and stabilizing dependencies to improve compliance, user experience, and maintainability.
October 2025 highlights for the alphagov/govuk_web_banners repository. Focused on delivering targeted recruitment banners, removing outdated promotions, and stabilizing dependencies to improve compliance, user experience, and maintainability.
September 2025 monthly summary for the development team focused on delivering business value through feature cleanups, banner lifecycle management, dependency hardening, and data quality improvements across multiple repositories. The team balanced delivery of user-facing capabilities with stability, security, and localization improvements.
September 2025 monthly summary for the development team focused on delivering business value through feature cleanups, banner lifecycle management, dependency hardening, and data quality improvements across multiple repositories. The team balanced delivery of user-facing capabilities with stability, security, and localization improvements.
August 2025 performance highlights: delivered major cross-repo localization and banner work that expands audience reach while improving messaging consistency, maintainability, and deployment velocity. Key features delivered include comprehensive multilingual support (Kurdish Sorani and Tigrinya) across core front-end and publishing components, banner configuration enhancements for HMRC, and targeted gem upgrades to streamline banner management. Improvements also included code quality and locale maintenance to reduce CI failures and downstream localization issues.
August 2025 performance highlights: delivered major cross-repo localization and banner work that expands audience reach while improving messaging consistency, maintainability, and deployment velocity. Key features delivered include comprehensive multilingual support (Kurdish Sorani and Tigrinya) across core front-end and publishing components, banner configuration enhancements for HMRC, and targeted gem upgrades to streamline banner management. Improvements also included code quality and locale maintenance to reduce CI failures and downstream localization issues.
July 2025 focused on delivering targeted HMRC banners for VAT services and related pages in alphagov/govuk_web_banners, pruning outdated banners, and upgrading the govuk_web_banners gem to support new banner configurations across releases. Key outcomes include new configuration for HMRC banners (2025/07 variants), removal of outdated recruitment banners, and versioned gem releases (1.3.0, 1.4.0, 1.5.1) with HMRC banner support and extended date windows. These changes improve relevance for VAT-related pages, enable survey links and defined display windows, and streamline banner lifecycle management across releases.
July 2025 focused on delivering targeted HMRC banners for VAT services and related pages in alphagov/govuk_web_banners, pruning outdated banners, and upgrading the govuk_web_banners gem to support new banner configurations across releases. Key outcomes include new configuration for HMRC banners (2025/07 variants), removal of outdated recruitment banners, and versioned gem releases (1.3.0, 1.4.0, 1.5.1) with HMRC banner support and extended date windows. These changes improve relevance for VAT-related pages, enable survey links and defined display windows, and streamline banner lifecycle management across releases.
June 2025 monthly summary: Delivered cross-repo improvements focused on security, reliability, and consistent user experience. Key work includes unifying global links across GOV.UK components by removing AbsoluteLinksHelper, hardening redirects, robust CSV asset handling with 404 behavior, and aligning CSV attachment preview URLs with the Attachments presenter. Also extended the HMRC banner visibility and updated tests for relative links, reflecting ongoing modernization and maintainability across the platform.
June 2025 monthly summary: Delivered cross-repo improvements focused on security, reliability, and consistent user experience. Key work includes unifying global links across GOV.UK components by removing AbsoluteLinksHelper, hardening redirects, robust CSV asset handling with 404 behavior, and aligning CSV attachment preview URLs with the Attachments presenter. Also extended the HMRC banner visibility and updated tests for relative links, reflecting ongoing modernization and maintainability across the platform.
May 2025 performance summary focused on delivering robust CSV handling and preview reliability across GOV.UK, strategic banner configuration, and a targeted dependency upgrade. The work emphasizes business value through improved compatibility, consistent user experiences, and timely messaging to users on HMRC-related pages.
May 2025 performance summary focused on delivering robust CSV handling and preview reliability across GOV.UK, strategic banner configuration, and a targeted dependency upgrade. The work emphasizes business value through improved compatibility, consistent user experiences, and timely messaging to users on HMRC-related pages.
March 2025 performance summary focusing on security hardening, content workflow improvements, and timely information delivery. Delivered critical security patches via dependency updates, refined draft content previews on the origin domain, and refreshed homepage prominence for Spring Statement 2025 while removing an outdated link. Also eliminated display of expired recruitment banners to reduce stale content exposure.
March 2025 performance summary focusing on security hardening, content workflow improvements, and timely information delivery. Delivered critical security patches via dependency updates, refined draft content previews on the origin domain, and refreshed homepage prominence for Spring Statement 2025 while removing an outdated link. Also eliminated display of expired recruitment banners to reduce stale content exposure.
February 2025 performance summary: Drove data-driven experimentation, improved routing accuracy, and strengthened security across GOV.UK services. Key features delivered include A/B test configurations for the Contents List (Contents List A/B Test) and a Contents List A/B test on Step-by-Step pages, enabling controlled rollout and performance analysis. A terminology correction was implemented to reflect 'devolved governments' across Scotland, Wales, and Northern Ireland. User-visible improvements include HMRC banner configurations (debt management and recruitment) with scheduled activation, and an upgrade of the GOV.UK banners gem to 1.1.0. The coronavirus taxon path was restructured to remove legacy redirects and align with new content structure, improving routing accuracy. Security patches and dependency upgrades, notably for Nokogiri, were applied across multiple repos to address vulnerabilities. These changes collectively enhance experimentation capabilities, routing reliability, security posture, and user experience.
February 2025 performance summary: Drove data-driven experimentation, improved routing accuracy, and strengthened security across GOV.UK services. Key features delivered include A/B test configurations for the Contents List (Contents List A/B Test) and a Contents List A/B test on Step-by-Step pages, enabling controlled rollout and performance analysis. A terminology correction was implemented to reflect 'devolved governments' across Scotland, Wales, and Northern Ireland. User-visible improvements include HMRC banner configurations (debt management and recruitment) with scheduled activation, and an upgrade of the GOV.UK banners gem to 1.1.0. The coronavirus taxon path was restructured to remove legacy redirects and align with new content structure, improving routing accuracy. Security patches and dependency upgrades, notably for Nokogiri, were applied across multiple repos to address vulnerabilities. These changes collectively enhance experimentation capabilities, routing reliability, security posture, and user experience.
January 2025 monthly performance summary: Delivered targeted feature cleanup, stability upgrades, and localization improvements across three repositories, with measurable business value in user experience, stability, and internationalization.
January 2025 monthly performance summary: Delivered targeted feature cleanup, stability upgrades, and localization improvements across three repositories, with measurable business value in user experience, stability, and internationalization.
December 2024 monthly summary focusing on key features delivered, major improvements, and overall impact across the core GOV.UK front-end repositories.
December 2024 monthly summary focusing on key features delivered, major improvements, and overall impact across the core GOV.UK front-end repositories.
Nov 2024 monthly summary focusing on localization improvements, UI cleanup, and stability fixes across GOV.UK components. Highlights include removal of deprecated Advisory component (Govspeak), HMRC user research banner removal, Welsh date localization fix with integration tests, and Welsh locale enhancements for the devolved nations component, all contributing to clearer content governance, improved internationalization, and faster release cycles.
Nov 2024 monthly summary focusing on localization improvements, UI cleanup, and stability fixes across GOV.UK components. Highlights include removal of deprecated Advisory component (Govspeak), HMRC user research banner removal, Welsh date localization fix with integration tests, and Welsh locale enhancements for the devolved nations component, all contributing to clearer content governance, improved internationalization, and faster release cycles.
October 2024: Delivered design-system-aligned UI updates and component cleanups across three repositories, enhancing user experience and reducing technical debt. Key features delivered include the Autumn Budget 2024 update on the homepage and the removal/replacement of deprecated Govspeak components to align with the design system. This consolidation improves consistency, maintainability, and future scalability across frontend and publishing components.
October 2024: Delivered design-system-aligned UI updates and component cleanups across three repositories, enhancing user experience and reducing technical debt. Key features delivered include the Autumn Budget 2024 update on the homepage and the removal/replacement of deprecated Govspeak components to align with the design system. This consolidation improves consistency, maintainability, and future scalability across frontend and publishing components.
Overview of all repositories you've contributed to across your timeline