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William Craig

PROFILE

William Craig

Over a three-month period, contributed to the hmcts/et-ccd-callbacks and hmcts/et-sya-frontend repositories by delivering automation, configuration, and testing improvements. Developed environment variable automation using Gradle and scripting to streamline Azure Key Vault integration, reducing setup friction and clarifying configuration for developers. Enhanced CI/CD pipelines and introduced Stryker mutation testing with TypeScript and JavaScript, focusing on core logic and utilities to improve code quality and feedback speed. Refined test coverage and reliability through targeted configuration management, nightly pipelines, and Slack integration, ensuring safer releases and more predictable deployments while maintaining performance and maintainability across backend and frontend codebases.

Overall Statistics

Feature vs Bugs

88%Features

Repository Contributions

15Total
Bugs
1
Commits
15
Features
7
Lines of code
207,661
Activity Months3

Your Network

12 people

Work History

December 2025

1 Commits • 1 Features

Dec 1, 2025

Month: 2025-12 — Concise monthly summary focusing on the mutation testing infrastructure and CI optimization delivered for hmcts/et-sya-frontend, with emphasis on business value, quality gates, and performance.

November 2025

10 Commits • 4 Features

Nov 1, 2025

November 2025 delivered measurable business value by stabilizing the user experience and strengthening the codebase through automated mutation testing and CI improvements across two frontends. Implemented a navigation link click guard in hmcts/et-sya-frontend to prevent multiple clicks, updated associated tests, and improved navigation reliability. Extended Stryker mutation testing to hmcts/et-sya-frontend and hmcts/et-syr-frontend, with nightly CI pipelines and Slack notifications, plus targeted configuration refinements to boost reliability and coverage. Performed stability enhancements including removal of legacy Stryker artifacts, broadened ignore rules, and a favicon existence check to prevent mutation-time failures. Overall impact includes higher test coverage, reduced flaky behavior, faster feedback loops, and safer, more predictable releases.

October 2025

4 Commits • 2 Features

Oct 1, 2025

October 2025 monthly summary for hmcts/et-ccd-callbacks: Delivered automation and configuration improvements to tighten the dev-to-prod boot workflow, enhancing security, reliability, and developer productivity. Key outcomes include automated environment variable loading from Azure Key Vault and developer documentation, tightened CCD boot configuration with mandatory paths, and a dev-friendly fake service bus workflow that was subsequently rolled back to maintain production parity. These changes collectively reduced setup friction, improved boot determinism, and clarified environment configuration.

Activity

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Quality Metrics

Correctness85.4%
Maintainability85.4%
Architecture81.4%
Performance82.6%
AI Usage21.4%

Skills & Technologies

Programming Languages

GradleGroovyHTMLJSONJavaScriptMarkdownShellTypeScriptbashgradle

Technical Skills

Build ConfigurationCI/CDConfiguration ManagementDevOpsDocumentationEnvironment ConfigurationGradleJavaScriptJenkinsJestMutation TestingNode.jsScriptingSlack integrationTypeScript

Repositories Contributed To

3 repos

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

hmcts/et-syr-frontend

Nov 2025 Nov 2025
1 Month active

Languages Used

GroovyJSONJavaScriptTypeScriptgroovyjsonplaintext

Technical Skills

CI/CDDevOpsJavaScriptJenkinsJestMutation Testing

hmcts/et-ccd-callbacks

Oct 2025 Oct 2025
1 Month active

Languages Used

GradleMarkdownShellbashgradleyaml

Technical Skills

Build ConfigurationConfiguration ManagementDevOpsDocumentationEnvironment ConfigurationGradle

hmcts/et-sya-frontend

Nov 2025 Dec 2025
2 Months active

Languages Used

HTMLJSONJavaScriptTypeScript

Technical Skills

CI/CDDevOpsJavaScriptTypeScriptconfiguration managementfront end development