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Jamie Blair

PROFILE

Jamie Blair

Over 18 months, Orangemug delivered robust feature development and maintenance for the Oak-Web-Application repository, focusing on curriculum tooling, accessibility, and scalable UI systems. They engineered modular curriculum filtering, dynamic downloads, and responsive navigation, leveraging React, TypeScript, and Next.js to ensure maintainable, testable code. Their work included backend API integration, automated testing, and CI/CD pipeline hardening, resulting in reliable deployments and improved user experience. Orangemug also contributed to oaknational/oak-components, enhancing component accessibility and design-system alignment. Their technical depth is evident in thoughtful refactoring, schema management, and comprehensive test coverage, consistently addressing both business value and long-term code quality.

Overall Statistics

Feature vs Bugs

48%Features

Repository Contributions

1,032Total
Bugs
290
Commits
1,032
Features
269
Lines of code
1,535,945
Activity Months18

Work History

March 2026

6 Commits • 3 Features

Mar 1, 2026

March 2026: Delivered two high-impact features across oaknational/oak-components and oaknational/Oak-Web-Application, with targeted bug fixes and essential build maintenance. In oak-components, introduced and hardened the useBreakpoint hook for responsive device detection (mobile/tablet/desktop), fixed tablet media query, added SSR-safe handling, and expanded test coverage. In Oak-Web-Application, implemented dynamic footer link tracking with a refactored tracking function, removed deprecated footer fixtures, and performed a forced rebuild to refresh dependencies. These changes improve UI consistency across environments, enhance analytics accuracy, and ensure up-to-date dependencies for faster, more maintainable releases.

February 2026

95 Commits • 17 Features

Feb 1, 2026

February 2026 performance: Delivered key Curricula page enhancements and About Us enablement on Oak-Web-Application, advanced design-system alignment with OakBreadcrumbs and SubjectPhasePicker, and multiple quality improvements across Oak-Web-Application and Oak-Components. Improved accessibility, testing stability, and maintainability, enabling faster delivery of new About Us pages and a more robust user experience.

January 2026

41 Commits • 13 Features

Jan 1, 2026

January 2026 delivered customer-facing features and stability improvements across Oak-Web-Application and Oak-Components. Major deliverables include a new ProfileCard component with a type-safe ReadOnly ProfileCardProps, the MeetTheTeamContainer and Meet The Team page, and UI system upgrades (OakFocusIndicator) with corresponding type-safety improvements. In addition, the team enhanced code quality and test reliability through SonarCloud hygiene, SSR testing coverage, and snapshot maintenance. These efforts collectively improve user experience, developer velocity, and system reliability while reducing risk in ongoing feature work.

December 2025

10 Commits • 4 Features

Dec 1, 2025

December 2025 monthly performance summary for oaknational/Oak-Web-Application focused on delivering key features, stabilizing the frontend, and enabling dynamic content with CMS integration. The team emphasized business value, reliable analytics, and a maintainable codebase through targeted improvements to UX, data accuracy, and platform compatibility.

November 2025

105 Commits • 18 Features

Nov 1, 2025

November 2025 highlights across Oak-Web-Application and Oak-Components: delivered features enabling safer, faster rollouts, while strengthening accessibility, code quality, and design-system alignment. The work emphasized business value through SSR-enabled features, responsive UI components, and improved cross-browser reliability.

October 2025

42 Commits • 14 Features

Oct 1, 2025

October 2025 performance summary for oaknational/Oak-Web-Application: Focused on delivering and stabilizing Timetabling capabilities, enhancing data-driven filtering, and improving navigation reliability. Achieved SSR-driven data freshness, expanded test coverage, and code quality improvements that collectively boost user experience and maintainability.

September 2025

29 Commits • 9 Features

Sep 1, 2025

September 2025 performance summary: Delivered feature flag reliability improvements, new curriculum planning UI components, timetabling route refactor, accessibility enhancements, and QA/ tooling upgrades across Oak-Web-Application and Oak-Components. These changes reduce rollout risk, improve user productivity in curriculum planning, and strengthen accessibility and testing fidelity.

August 2025

49 Commits • 28 Features

Aug 1, 2025

August 2025 summary focused on delivering tangible business value through curriculum-download enhancements, NC content improvements, and code-quality initiatives across Oak-Web-Application and Oak-Components. Key features and improvements implemented this month include more flexible content delivery workflows, improved NC document handling, and a substantial refactor of file generation utilities, all underpinned by expanded automated testing and CI reliability.

July 2025

72 Commits • 24 Features

Jul 1, 2025

July 2025 performance summary for Oak-Web-Application and Oak-Components. Focused on reliability, accessibility, and maintainability, delivering user-facing features, UI/component library improvements, and QA/stability work to enable faster, safer releases. Substantial investments in accessibility conformance, consistent UI primitives, and test coverage across both repositories. This period also reorganized and modernized key components to reduce technical debt and prepare for upcoming product work.

June 2025

45 Commits • 11 Features

Jun 1, 2025

June 2025 (Oak-Web-Application): Consolidated feature delivery, reliability improvements, and data handling enhancements across the codebase. Delivered user-facing data exports improvements, improved test coverage, and hardened CI/build pipelines. The following highlights capture the business value and technical achievements: Key features delivered - NCX XLSX Enhancements and Hyperlinks: expanded XLSX workflow with national curriculum improvements, unit hyperlinking, and UI for downloads. (commits: 440be91f, e0de7fa5, 8e770ee8) - Prior Knowledge Requirements across Programmes: enabled and propagated priorKnowledgeRequirementsEnabled into curricular modals; added tests and feature flag considerations. (commits: dc27f7ab, a34cac6c) - Document format handling for docx/xlsx: corrected filenames and fixed Excel page handling to improve export reliability. (commits: 23537b27, ae522ea2) - Test suite improvements and related maintenance: expanded test coverage for CurricUnitDetails and docx/xlsx builder areas; removed deprecated tests. (commits: 030a1c54, e3f40335, fccf2db7) Major bugs fixed - Sentry error boundary fixes: stabilized error boundary integrations with Bugsnag reporting. (commit: 5868e81d) - Prior knowledge data edge cases: fixed handling of empty data and ensured tests pass. (commit: 72d4cab9) - QA tooling and deployment stability: paused/reverted pa11y/percy deploymentUrl workaround to stabilize CI tests. (commits: 2d758f75, 3c5c37b4) - CI/build reliability for Linux x64: addressed npm install flags to ensure successful Vercel/Esbuild installs. (commits: f46bce55, af18cbcb) - Netlify environment_url duplication: removed or disabled conflicting deployment plugin. (commits: b9b09e11, 70e7dcc8) - UI/UX and type-safety refinements: addressed XML node cleanup and type safety issues that could block builds. (commits: 45a85237, 1c01fc1a) Overall impact and accomplishments - Improved reliability and developer velocity: fewer flaky tests, cleaner builds, and smoother deployments across Linux x64 environments and Netlify. - Business value: more robust document exports, streamlined project onboarding with clearer UI, and safer feature rollouts via controlled enablement of PRIOR_KNOWLEDGE_REQUIREMENTS. - Operational excellence: proactive maintenance with force rebuilds when needed, and up-to-date tooling and dependencies to reduce technical debt. Technologies/skills demonstrated - TypeScript, React component hygiene, and naming stability (e.g., CurricHomePageBanner), and data-fetch strategies for unit data. - Test engineering: Jest/Cypress-like coverage improvements, snapshot testing enhancements, and test stability fixes. - Build/CI engineering: Linux-specific npm install flags, Vercel/Esbuild reliability, and Netlify plugin management. - DX tooling: GraphQL Codegen maintenance, Storybook and ARIA modal tooling updates, and code quality improvements (XML parsing, whitespace trimming).

May 2025

108 Commits • 28 Features

May 1, 2025

May 2025 highlights: Delivered high-value features, stability improvements, and analytics enhancements across Oak-Web-Application and Oak-Components. Strengthened content rendering, routing, accessibility, and test coverage while laying groundwork for national curriculum exports.

April 2025

109 Commits • 22 Features

Apr 1, 2025

April 2025 highlights include delivering key curriculum enhancements and stability improvements across Oak-Web-Application and Oak-Components. Notable features include Display WTWN logic updated to use parent_programme features.unit_description, background squiggle visuals in the curric lander, CurricYearCard refactor with reuse and an added isExamboard prop, core GCSE curriculum display and visualiser enhancements, and URL routing for the curriculum visualiser to support bookmarking and direct linking. The month also included enabling curriculum downloads with updated schemas and an upgrade path for the tech stack (Next.js 15) and tooling. Major bugs fixed encompassed fixtures for parent_programme_features nullable handling, test stability improvements, subcat heading fixes for years without subcat, pointer-events text selection fix, and guardrails for isCurrentPageItems length checks. These efforts improved data accuracy, accessibility, reliability of tests, and overall product quality. Technologies and skills demonstrated include React/Next.js 15, TypeScript typings, GraphQL/codegen workflows, test hygiene and CI discipline, accessibility improvements, and build tooling upgrades.

March 2025

89 Commits • 25 Features

Mar 1, 2025

March 2025 monthly summary for oaknational. This period delivered a targeted set of business-value enhancements around curriculum filtering, UI polish, and test/infrastructure improvements across Oak-Web-Application and Oak-Components. The work emphasizes measurable UX improvements, stronger test coverage, and more maintainable build pipelines to accelerate feature delivery and reduce post-release issues. Key features delivered: - Curriculum filtering UI overhaul: mobile modal reinstated, restructured filtering components, safeguards to apply filters only when data exists, and tests for child subjects in the new curric filtering. Notable commits include fixes and refactors such as mobile modal filtering restoration, component reorganization, and guard improvements. - Curric Filtering enhancements: diffing of filters by count, apply-on-click behavior, removal of mobile header filter number, radiogroup name uniqueness fixes, and associated tests. Delivered improvements to user feedback on filter selections and more predictable state transitions. - Curric Visualiser: introduced tests and Storybook for all CurricVisualiserFilters components and expanded test coverage; 100% coverage for CurricFiltersYears.tsx and getValidSubjectCategoryIconById.ts. Includes fixtures and Storybook scaffolding for CurricVisualiserFiltersModal. - UI/UX filtering improvements: enhanced labeling (e.g., All categories), spacing/padding tweaks around the filter and highlight button, and border/separator adjustments in the mobile header. - Build/test infrastructure and maintenance: cleanup and improvements to build/test infrastructure, fixture handling, and fixture generators; prettier formatting; sonar exclusions; Babel/core/codegen updates; dependency updates across multiple packages. - Accessibility and UI fixes: keyboard-accessible improvements and ARIA count fixes; fixes to OakModalNew heading font; explainer link defaults; icon and wrapping fixes across subject icons and UI components. Major bugs fixed: - UI layout and typography issues (OakTypography layout, mobile year highlight). - Curriculum/misc formatting: description meta tag formatting, default values for subjectCategories, and mobile scroll animation position fixes. - Interaction reliability: initial filter state only updated when opening modals; removal of filter numbers from mobile header; unique radiogroup naming to prevent default selections. - Accessibility and UI robustness: hidden ARIA DOM counts corrected; wrapping fixes for ButtonAsLink/OakSecondaryLink and icon rendering. Overall impact and accomplishments: - Improved user experience for curriculum filtering on both desktop and mobile, with faster, more reliable filter application and clearer feedback on selections. - Expanded test coverage and Storybook documentation, enabling safer refactors and faster iteration. - More stable CI/build pipelines and reduced console noise, leading to faster feedback loops and lower maintenance costs. - Demonstrated proficiency with modern React/TypeScript workflows, Storybook, Jest testing, fixture tooling, and CI/CD hygiene to deliver durable business value. Technologies/skills demonstrated: - React/TypeScript, Storybook, Jest, and fixture generators. - Build/test infrastructure improvements, Babel/codegen updates, and dependency management. - UI/UX polish, accessibility fixes, and maintainability practices (Prettier, sonar exclusions, code formatting). - Data filtering UX patterns, state management wrangling, and robust test coverage validation.

February 2025

57 Commits • 13 Features

Feb 1, 2025

February 2025 performance summary for oaknational repositories. Focused delivery on curriculum visualiser UX, frontend robustness, and scalable testing infrastructure driving business value such as faster navigation, repeatable filtering, and improved release reliability. Key features delivered: - Curriculum Visualiser: URL-based routing for filters enabling shareable URLs and direct navigation; Subject filter enhancements (preselected All option, subject-specific labels and ordering); Curriculum Visualiser Page Title updates to improve SEO/recency signals; UI header was stabilized for consistency. - Fixtures and test scaffolding: Added initial curriculum fixtures, lesson fixtures, and an inline unit fixture generator with accompanying tests to accelerate UI development and regression testing; introduced a test runner with performance timings to quantify gains. - Frontend stabilization: OakRadioAsButton now correctly inherits value from OakRadioGroup with stable rendering of checked state and updated tests/stories. Major bugs fixed: - KS4 Options fixes and removal of the <Hr> element to restore expected UI behavior. - Curriculum Visualiser filtering: thread highlighting for new filters and default filter states; threads pages listing all units corrected. - Mux/Old MV cleanup: locked mux to v3.1.0 and removed references to legacy MVs to stabilize dependencies. - Keystage/subject handling fixes and examboard formatting adjustments; slug/title normalization and phase_title generation improvements to fix edge cases. - Test infrastructure and naming: numerous test and naming refinements to improve clarity and reduce flakiness; performance-focused test optimizations. Overall impact and accomplishments: - Accelerated feature delivery with robust UI improvements and reliable test coverage, enabling faster, more confident releases. - Improved user experience through shareable URLs, clearer subject filters, and stable curriculum filtering UI. - Strengthened engineering discipline with CI/test infrastructure enhancements and performance measurements driving continuous optimization. Technologies/skills demonstrated: - Frontend: React/TypeScript, URL routing, component-level refactors, and UI/UX improvements. - Testing/QA: fixture-driven testing, inline fixtures, test runners with perf timings, pa11y optimizations, and broader test suite improvements. - DevEx: CI/CD optimization, parallelized workflows, and performance-focused instrumentation.

January 2025

60 Commits • 13 Features

Jan 1, 2025

January 2025 (2025-01) performance summary for Oak National development teams. Delivered key curriculum data improvements, UI/UX polish, accessibility enhancements, and CI/stability hardening across Oak-Web-Application and Oak-Components. Focused on delivering business value: accurate subject/subjectcategory grouping, reliable curriculum downloads, and improved data exploration, with substantial foundation work for ongoing roadmap features and testing reliability.

December 2024

27 Commits • 9 Features

Dec 1, 2024

Monthly summary for 2024-12 for oaknational/Oak-Web-Application: Delivered core business-value features and stability improvements across curriculum tooling and API integration. Key features delivered include Subject Category Grouping and Unit Features with a refactored grouping engine and tests enabling English subject-based grouping; OpenAPI backend support that now runs when ENABLE_OPEN_API and environment variables are configured; Curriculum UI improvements (including interim login flow for docx downloads and a new \

November 2024

61 Commits • 11 Features

Nov 1, 2024

November 2024 performance snapshot for Oak-Web-Application. Focused on delivering modular Curriculum MV capabilities, stabilizing the curriculum visualiser across devices, and strengthening automation, testing, and build tooling to enable a smoother MV rollout and faster, more reliable iterations. The month balanced business value (better curriculum modularity, improved user experience) with solid technical execution (stability fixes, performance improvements, and maintainability).

October 2024

27 Commits • 7 Features

Oct 1, 2024

Month 2024-10: Delivered key features, stability fixes, and performance improvements for Oak-Web-Application with an emphasis on test reliability, UI polish, and maintainability. Highlights include: 1) ResizeObserver testing scaffolding with mocks to stabilize tests across environments; 2) UI improvement by removing wobbly borders on child-subject/domain buttons (CUR-994); 3) Testing enhancements and expanded coverage across focus, modals, and curriculum utilities; 4) CSS consolidation and single-place overrides to ensure consistent styling; 5) English subjectcategories refinement (excluding 'all') and related default behavior fixes.

Activity

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Quality Metrics

Correctness92.8%
Maintainability91.8%
Architecture88.4%
Performance89.8%
AI Usage21.4%

Skills & Technologies

Programming Languages

CSSCSS-in-JSGoGraphQLHTMLJSONJavaScriptMarkdownPropertiesReact

Technical Skills

API DevelopmentAPI IntegrationAPI MockingAPI integrationAccessibilityAccessibility (a11y)Accessibility TestingAnalyticsAsynchronous ProgrammingAutomated TestingAutomationAutomation ScriptingBackend DevelopmentBackend developmentBugsnag

Repositories Contributed To

2 repos

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

oaknational/Oak-Web-Application

Oct 2024 Mar 2026
18 Months active

Languages Used

CSSHTMLJavaScriptTypeScripttsxGraphQLMarkdownProperties

Technical Skills

AccessibilityComponent DevelopmentComponent ManagementComponent RefactoringConfigurationData Management

oaknational/oak-components

Jan 2025 Mar 2026
12 Months active

Languages Used

CSSJavaScriptTypeScriptReacttsxSVGcssJSON

Technical Skills

AccessibilityComponent DevelopmentFront End DevelopmentJestReactStorybook