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Liam Crossley

PROFILE

Liam Crossley

Liam Crossley delivered robust feature development and maintenance across SkillsFundingAgency/das-recruit and das-apim-endpoints, focusing on recruitment workflows, API enhancements, and user experience improvements. He engineered dynamic vacancy flows, standardized data models, and implemented event-driven integrations using C#, ASP.NET Core, and Razor Pages. Liam’s work included refactoring identity handling, enhancing validation logic, and improving onboarding content, all while maintaining strong test coverage and code reliability. By addressing both backend and frontend challenges, he ensured data integrity, streamlined application processes, and enabled scalable API evolution. His contributions reflect a deep understanding of maintainable software design and practical problem-solving in production systems.

Overall Statistics

Feature vs Bugs

78%Features

Repository Contributions

100Total
Bugs
8
Commits
100
Features
29
Lines of code
4,600
Activity Months14

Your Network

110 people

Same Organization

@education.gov.uk
61

Shared Repositories

49

Work History

January 2026

3 Commits • 2 Features

Jan 1, 2026

January 2026 monthly summary for SkillsFundingAgency/das-recruit focusing on UX improvements, data integrity, and actionable feedback in the provider recruitment workflow. Delivered two user-facing features and a bug fix with direct business value: improved input guidance, clearer success signaling, and more reliable request state across requests. Technologies demonstrated include ASP.NET MVC, Razor views, and TempData lifecycle management.

November 2025

2 Commits • 1 Features

Nov 1, 2025

November 2025 monthly summary for SkillsFundingAgency/das-recruit focusing on maintaining stability while improving user guidance. Highlights include reverting a redesign to restore stable advert preview behavior and clarifying application instructions in apprenticeship previews. Includes commit-level traceability and business value tied to user experience and reliability.

October 2025

7 Commits • 3 Features

Oct 1, 2025

October 2025: Delivered key UX improvements and data integrity fixes across two primary repositories (das-recruit and das-apim-endpoints), driving clearer guidance for applicants and more reliable cloning workflows. Implemented critical validation and UI refinements, aligned with business goals of faster hiring cycles, higher data quality, and improved candidate experience.

September 2025

4 Commits • 1 Features

Sep 1, 2025

In Sep 2025, delivered a targeted Notifications Migration for das-recruit by introducing an outer API path for ApplicationSubmittedEvent behind a feature flag. This change routes events to the outer API to improve processing efficiency, updates the event payload for accurate data transmission, and reorders handler steps to boost reliability while preserving compatibility with existing flows. The work included removing unnecessary feature conditionality where appropriate and strengthening test coverage to sustain release quality. No major user-facing bugs were reported this month; instead, the focus was on reliability and scalability of the event-driven flow, with a smooth rollout via a feature flag.

August 2025

12 Commits • 5 Features

Aug 1, 2025

In August 2025, delivered a focused set of improvements to SkillsFundingAgency/das-recruit that enhance data freshness, navigation, and developer tooling, while stabilizing the foundation apprenticeship feature. The work reduces stale data risk, improves provider workflows, and strengthens test reliability, setting the stage for faster delivery of apprenticeship data and related training programmes.

July 2025

20 Commits • 3 Features

Jul 1, 2025

July 2025 monthly summary for SkillsFundingAgency/das-recruit. Focused on delivering user-facing consistency, data accuracy, onboarding clarity, and stability improvements that collectively enhance recruitment workflows and reporting for employers and providers. Key features delivered: - UI and terminology conformance: Standardized 'Other Requirements' / 'Considerations' terminology, updated labels and page titles across Employer and Provider flows to reduce confusion and improve usability. - ApprenticeshipType-driven UI and reporting: Mapped ApprenticeshipType into vacancy creation, implemented conditional question display, and ensured Foundation apprenticeships are included in provider reports for accurate insights. - Onboarding content improvements: Refreshed start advert content and guidance for Employers and Providers, with clearer actions and updated page titles/texts to accelerate ad creation. Major bugs fixed: - Validation and stability updates: Reverted overly restrictive URL character limits in vacancy validation and adjusted tests; maintained stability while preserving necessary constraints. - Dependency maintenance: Updated and reverted deprecated NuGet packages as needed to stabilize builds and tests. Overall impact and accomplishments: - Improved business value through clearer UX, more accurate recruitment data, and smoother onboarding, leading to faster time-to-value for users and better reporting fidelity for Foundation apprenticeships. - Strengthened release discipline with traceable commits and robust tests, reducing risk in future changes. Technologies and skills demonstrated: - Data modeling and UI logic: ApprenticeshipType mapping, view-model defaults, and conditional UI rendering. - Content/UX authoring: Clear, actionable onboarding and guidance content. - Quality and risk management: Validation rule calibration, test maintenance, and dependency management (NuGet) for stable builds.

June 2025

5 Commits • 1 Features

Jun 1, 2025

June 2025 – SkillsFundingAgency/das-recruit: Implemented dynamic handling of additional application questions for vacancies with apprenticeship-type driven question counts, improved mapping/initialization, and simplified validation; updated UI copy and QA review display. Resolved QA review and CheckYourAnswers issues, fixed unit tests, and removed unnecessary data validation to streamline processing. Overall, enhanced configurability, reliability, and maintainability of vacancy applications, delivering faster QA cycles and better candidate experience.

May 2025

7 Commits • 3 Features

May 1, 2025

May 2025: Focused on delivering business value through three API improvements in SkillsFundingAgency/das-apim-endpoints. Key features include Saved Vacancies Management with deletion by vacancyReference, display logic refactor, and improved API requests for saved vacancies; API Versioning Readiness with version annotations and NUnit upgrade plus a stability downgrade; ApprenticeshipType API Model Enhancement introducing apprenticeshipType to differentiate apprenticeshipStandard and foundationApprenticeship, with updated docs and tests. These changes collectively improve recruiter workflow, API reliability, and future-proofing for API evolution. Impact includes more reliable saved vacancy handling, streamlined versioned API rollout, and stronger test coverage, enabling faster, safer feature delivery.

April 2025

2 Commits • 1 Features

Apr 1, 2025

April 2025 monthly summary for SkillsFundingAgency/das-apim-endpoints focused on standardizing the Saved Vacancies flow by adopting VacancyId across API surface, commands, and handlers. The refactor ensures consistent identity handling, derives VacancyReference from VacancyId where needed, and aligns tests to the new flow.

March 2025

11 Commits • 1 Features

Mar 1, 2025

March 2025 performance summary for SkillsFundingAgency/das-recruit: Delivered a major UX enhancement by implementing grouped and collapsible location lists for Employers and Providers. The feature includes city/address grouping, a details/summary UI, default-open behavior when selections exist, and accessibility improvements (legend elements). The implementation also supports scalable details-list formatting for large data sets (e.g., single city with more than ten locations). In parallel, fixed a critical form submission bug ensuring the 'To the best of my knowledge, all information I’ve provided is correct' checkbox is correctly associated with the form, with corresponding test updates. Overall, these changes improve data accuracy, reduce user errors, and enhance accessibility and efficiency, delivering clear business value through better location selection UX and reliable form handling.

February 2025

7 Commits • 1 Features

Feb 1, 2025

February 2025 monthly summary for SkillsFundingAgency/das-recruit focused on improving vacancy submission reliability, user experience, and test stability. Implemented mandatory user confirmation for vacancy submission, tightened validation, refined UI messaging, and aligned the preview/submit flow across Employer and Provider interfaces. Added unit tests and performed refactors to strengthen the codebase. Introduced a custom validation attribute to work around test mocking limitations and incorporated PR review feedback to finalize validation markers and the summary link. Business impact centers on reducing invalid submissions, improving compliance messaging, and delivering a more maintainable, well-tested submission workflow.

January 2025

3 Commits • 1 Features

Jan 1, 2025

January 2025 monthly summary for SkillsFundingAgency/das-recruit: Focused on preserving employer context in vacancy flow and improving stability through a dependency upgrade. Delivered end-to-end enhancement to propagate employerAccountId through relevant view models, ensuring correct navigation and preview data across vacancy-related screens, and updated the orchestrator accordingly. Also upgraded a key wage calculation dependency to address bugs and stability concerns, reducing risk in wage-related workflows.

December 2024

9 Commits • 4 Features

Dec 1, 2024

December 2024 monthly summary for SkillsFundingAgency/das-apim-endpoints. The month focused on delivering API enhancements for vacancy data, strengthening data integrity, and improving the NHS user experience, while standardizing API docs and maintaining robust test data. The work aligns with business goals of accurate wage representation, reliable NHS communications, and a consistent developer experience across the TrackProgress API surface.

November 2024

8 Commits • 2 Features

Nov 1, 2024

November 2024: End-to-end API and documentation improvements for SkillsFundingAgency/das-apim-endpoints delivered key business value. Core achievements include end-to-end Unsubscribe Saved Searches feature (data flow from FindApprenticeship API and Course Service, new DTOs, controller updates, and tests); API Documentation Enhancements for Swagger/OpenAPI (annotations, descriptions, casing, and endpoint clarity); and a type-safety fix changing CandidateId to Guid in the Search API with unit test updates. These changes reduce time-to-consume for API consumers, improve user control over saved searches, lower defect risk, and align with internal standards and tooling requirements.

Activity

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Quality Metrics

Correctness88.6%
Maintainability88.2%
Architecture84.4%
Performance85.6%
AI Usage20.8%

Skills & Technologies

Programming Languages

C#HTMLXMLcshtmlhtml

Technical Skills

API DevelopmentAPI IntegrationAPI developmentASP.NETASP.NET CoreASP.NET Core Tag HelpersASP.NET MVCAzure SDKBackend DevelopmentC#CachingClean CodeCode MaintenanceCode RefactoringCommand Pattern

Repositories Contributed To

2 repos

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

SkillsFundingAgency/das-recruit

Jan 2025 Jan 2026
10 Months active

Languages Used

C#cshtmlHTMLhtml

Technical Skills

Backend DevelopmentDependency ManagementASP.NET CoreASP.NET MVCForm ValidationFront End Development

SkillsFundingAgency/das-apim-endpoints

Nov 2024 Oct 2025
5 Months active

Languages Used

C#XML

Technical Skills

API DevelopmentAPI IntegrationBackend DevelopmentDocumentationModel RefactoringSwagger Configuration