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Katherine Mccann

PROFILE

Katherine Mccann

Katherine McCann contributed to the ministryofjustice/Claim-for-Crown-Court-Defence repository by modernizing UI components, enhancing security, and improving backend reliability. She migrated custom panels and summary components to the GOV.UK Components gem using HAML and SCSS, aligning the interface with government accessibility standards. Katherine implemented access controls for caseworker document permissions and upgraded Rails from 7.1 to 7.2, addressing test stability and enforcing migration timestamp validation. Her work included infrastructure improvements with Terraform and Secrets Manager upgrades across environments, strengthening security and deployment consistency. These efforts reduced technical debt, improved maintainability, and ensured robust, user-focused workflows throughout the application.

Overall Statistics

Feature vs Bugs

90%Features

Repository Contributions

58Total
Bugs
2
Commits
58
Features
19
Lines of code
6,960
Activity Months11

Your Network

603 people

Shared Repositories

355

Work History

March 2026

1 Commits • 1 Features

Mar 1, 2026

In 2026-03, delivered Caseworker Document Access Control for the Ministry of Justice

January 2026

17 Commits • 2 Features

Jan 1, 2026

January 2026 monthly summary for developer work across ministryofjustice/Claim-for-Crown-Court-Defence and ministryofjustice/cloud-platform-environments. Highlights: security hardening and infrastructure improvements delivering business value and risk reduction.

December 2025

2 Commits • 1 Features

Dec 1, 2025

December 2025: GovUK Components Gem Migration and UI Consistency Improvements for the Claim-for-Crown-Court-Defence app. Migrated summary_card and summary_list components to the GOV.UK components gem, removing custom implementations and updating caseworker and provider views to reflect the new component structure for a consistent, accessible government-design UI. Also fixed a rendering syntax issue for the transfer date key in the claim transfer details view introduced during the migration.

October 2025

3 Commits • 1 Features

Oct 1, 2025

October 2025 monthly summary for ministryofjustice/Claim-for-Crown-Court-Defence: Delivered a Rails 7.2 upgrade with stability improvements and migration timestamp validation, including dependency, initialization, and Docker config adjustments to leverage new framework features. Fixed test stability for JavaScript Cucumber by ensuring Active Job enqueue occurs after transaction commit, reducing Capybara ElementNotFound errors. Overall impact includes more reliable deployments, faster feedback loops, and enhanced maintainability of the core app. Demonstrated expertise in Rails upgrades, deployment readiness, and test reliability improvements.

September 2025

3 Commits • 3 Features

Sep 1, 2025

September 2025 monthly summary for ministryofjustice/Claim-for-Crown-Court-Defence: Key features delivered focus on data integrity, security posture, and numeric precision. 1) ActiveRecord Read-Only Attributes Enforcement: enabled raise_on_assign_to_attr_readonly for Rails 7.1, turning silent failures when writing to read-only attributes into explicit errors. 2) Security Hardening: Disabled SHA1 support for non-deterministic encryption in ActiveRecord to remove deprecated hashing, aligned with modern security practices (no legacy data present). 3) BigDecimal Serialization in Active Job: enabled BigDecimal serialization for Active Job to improve numeric precision and consistency, aligning with Rails 7.1 defaults. No major bugs fixed this month. The changes are delivered via the following commits: 9ce020709e3f26b6ae16ce848d10c6cac8485c34, 8fee7721d9890e916ea0b92d93f990c03ad2b3fa, 2b0c980aa559fbcdc2f252dbe18077f06b6af22b.

June 2025

14 Commits • 2 Features

Jun 1, 2025

Two major cross-repo deliverables in June 2025: 1) UI Component Modernization for Claim-for-Crown-Court-Defence (footer and GOV.UK notification banner) with SCSS/tests cleanup; 2) Comprehensive cross-environment observability for cloud-platform-environments' LAA Crown Court Litigator Fees service (Prometheus scraping, ServiceMonitors, alerts, and network policies across dev/staging/UAT/production). Impact: improved user experience, reliable operations, proactive issue detection, and stronger security. Skills: GOV.UK frontend components, SCSS, Prometheus, Kubernetes ServiceMonitors, network policies, multi-environment deployment.

May 2025

1 Commits • 1 Features

May 1, 2025

In May 2025, delivered a targeted UI modernization for the Claim-for-Crown-Court-Defence project by adopting GOV.UK Components for the confirmation panel. Migrated the custom panel to the GOV.UK Components gem, removed the bespoke implementation, and updated the confirmation page to render the standardized GOV.UK panel. The changes enhance UI consistency, accessibility, and alignment with government design standards, while reducing ongoing maintenance and technical debt. This work positions the codebase for broader GOV.UK design-system adoption across the repository.

April 2025

9 Commits • 3 Features

Apr 1, 2025

April 2025: Delivered key UI simplifications, Rails 7.1 transaction behavior enhancements, and robust test improvements for the ministryofjustice/Claim-for-Crown-Court-Defence repository. The changes reduce UI noise, standardize GOV.UK components, and improve data integrity and test reliability, enabling safer deployments and faster case processing.

March 2025

6 Commits • 3 Features

Mar 1, 2025

March 2025: Delivered key UI enhancements, reliability fixes, and security/stability updates across two Ruby/Rails apps. Focused on improving user management and claim details UX in the Crown Court Defence app, while also hardening dependencies in the UI app to reduce risk and improve maintainability. The work enabled faster feature delivery, reduced setup friction for new developers, and laid groundwork for scalable, user-friendly interfaces.

February 2025

1 Commits • 1 Features

Feb 1, 2025

February 2025 summary for ministryofjustice/Claim-for-Crown-Court-Defence: Delivered a major Claim Details View refactor with new partials for fees, expenses, defendants, and offence details; translations and dependencies updated to align with the new structure, improving organization and readability for case workers. No major bugs reported this month; minor fixes were addressed within the refactor. Overall, the changes reduce technical debt, enable more granular updates, and set the groundwork for future enhancements.

November 2024

1 Commits • 1 Features

Nov 1, 2024

Monthly summary for 2024-11 focused on delivering UX and validation enhancements for file uploads in the Claim-for-Crown-Court-Defence project. The effort improved submission reliability and user clarity, enabling faster processing of supporting evidence with clearer error handling and better UI readability.

Activity

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Quality Metrics

Correctness93.4%
Maintainability93.0%
Architecture91.6%
Performance86.6%
AI Usage20.0%

Skills & Technologies

Programming Languages

HAMLHCLHTMLHamHamlHamleHamlitJavaScriptMarkdownRuby

Technical Skills

AlertingAutomated UpdatesBDDBackend DevelopmentCSSCSS/SCSSCloud PlatformCloud ServicesCode FormattingCode RefactoringComponent DevelopmentConfiguration ManagementDependency ManagementDevOpsDevSecOps

Repositories Contributed To

3 repos

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

ministryofjustice/Claim-for-Crown-Court-Defence

Nov 2024 Mar 2026
11 Months active

Languages Used

HamlJavaScriptSCSSHTMLRubyYAMLHamleHamlit

Technical Skills

Frontend DevelopmentHamlJavaScriptSCSSUI/UX ImprovementCSS/SCSS

ministryofjustice/cloud-platform-environments

Jun 2025 Jan 2026
2 Months active

Languages Used

YAMLHCL

Technical Skills

AlertingCloud PlatformDevOpsInfrastructure as CodeKubernetesMonitoring

ministryofjustice/laa-court-data-ui

Mar 2025 Mar 2025
1 Month active

Languages Used

JavaScriptRuby

Technical Skills

Automated UpdatesDependency Management