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Kat Stevens

PROFILE

Kat Stevens

Katherine Stevens engineered robust CI/CD and security automation across the alphagov/pay-ci and related repositories, focusing on scalable vulnerability detection and reliable build pipelines. She introduced reusable CodeQL TypeScript scanning and automated dependency review workflows using GitHub Actions and YAML, enabling consistent security checks for Node.js and JavaScript projects. Katherine upgraded CI/CD tooling to address deprecations and improve stability, while also implementing end-to-end ZAP testing environments with Docker and modular pipeline configuration. Her work emphasized early feedback, risk reduction, and maintainable infrastructure, demonstrating depth in DevOps, configuration management, and security automation to support safer, faster software delivery across multiple services.

Overall Statistics

Feature vs Bugs

84%Features

Repository Contributions

30Total
Bugs
3
Commits
30
Features
16
Lines of code
725
Activity Months5

Work History

June 2025

7 Commits • 1 Features

Jun 1, 2025

June 2025 monthly summary for alphagov/pay-ci: Implemented a robust end-to-end ZAP testing environment and CI/CD integration, delivered modular changes to improve reliability, and set up early PR-level validation to accelerate feedback and reduce pipeline noise. The work enhances test stability, enables safer releases, and demonstrates strong cross-team collaboration to align local and CI workflows with product readiness.

February 2025

3 Commits • 1 Features

Feb 1, 2025

February 2025 performance summary for alphagov/pay-ci: Delivered initial Concourse runner Docker-in-Docker base image upgrade to 28.0.0-dind-alpine3.21 to address Pact compatibility with Java 21 and Pact v4, and to empower Dependabot to propose major Docker updates. After evaluation, rolled back the upgrade due to stability concerns and updated Dependabot policy to ignore major Docker updates, prioritizing CI reliability. These changes improved image governance and readiness for future updates, with a clear rollback plan if issues arise.

December 2024

3 Commits

Dec 1, 2024

December 2024 monthly summary for alphagov/pay-frontend: Implemented security vulnerability mitigation and dependency hardening to reduce risk exposure and improve stability. Consolidated fixes across npm send pinning, Express upgrade, and dependencies refreshed via npm audit fix, with a refreshed package-lock.json to ensure consistent builds across environments.

November 2024

5 Commits • 3 Features

Nov 1, 2024

November 2024 performance summary across the pay repos: pay-ci, pay-product-page, and pay-frontend focused on stabilizing CI/CD, standardizing workflows, and strengthening security checks. Deliverables improved build reliability, reduced risk in PRs, and elevated security posture, enabling faster and safer software delivery.

October 2024

12 Commits • 11 Features

Oct 1, 2024

October 2024 performance highlights: Scaled security and reliability across the Pay suite by expanding automated dependency review and CodeQL scanning in CI, and by upgrading CI/CD tooling. Delivered a reusable CodeQL TypeScript scanning workflow in pay-ci to cover TypeScript and Node.js projects, and introduced automated dependency review workflows across pay-ci and numerous services, strengthening vulnerability detection and governance. Upgraded CI/CD workflows to latest stable GitHub Actions for improved reliability and security. These initiatives reduce risk, accelerate secure delivery, and standardize build pipelines across teams.

Activity

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Quality Metrics

Correctness96.6%
Maintainability96.6%
Architecture94.6%
Performance92.0%
AI Usage20.0%

Skills & Technologies

Programming Languages

DockerfileJavaScriptPklShellYAML

Technical Skills

CI/CDCodeQLConfiguration ManagementDependency ManagementDevOpsDockerEnd-to-End TestingExpress.jsFrontend DevelopmentGitHub ActionsNode.jsPipeline ConfigurationSecurity

Repositories Contributed To

10 repos

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

alphagov/pay-ci

Oct 2024 Jun 2025
4 Months active

Languages Used

YAMLDockerfilePklShell

Technical Skills

CI/CDCodeQLDevOpsGitHub ActionsDockerConfiguration Management

alphagov/pay-product-page

Oct 2024 Nov 2024
2 Months active

Languages Used

YAML

Technical Skills

CI/CDGitHub ActionsDevOpsSecurity

alphagov/pay-frontend

Oct 2024 Dec 2024
3 Months active

Languages Used

YAMLJavaScript

Technical Skills

CI/CDGitHub ActionsDependency ManagementExpress.jsFrontend DevelopmentNode.js

alphagov/pay-adminusers

Oct 2024 Oct 2024
1 Month active

Languages Used

YAML

Technical Skills

CI/CDGitHub Actions

alphagov/pay-connector

Oct 2024 Oct 2024
1 Month active

Languages Used

YAML

Technical Skills

CI/CDGitHub Actions

alphagov/pay-ledger

Oct 2024 Oct 2024
1 Month active

Languages Used

YAML

Technical Skills

CI/CDGitHub Actions

alphagov/pay-products

Oct 2024 Oct 2024
1 Month active

Languages Used

YAML

Technical Skills

CI/CDGitHub Actions

alphagov/pay-publicapi

Oct 2024 Oct 2024
1 Month active

Languages Used

YAML

Technical Skills

CI/CDGitHub Actions

alphagov/pay-publicauth

Oct 2024 Oct 2024
1 Month active

Languages Used

YAML

Technical Skills

CI/CDDevOps

alphagov/pay-webhooks

Oct 2024 Oct 2024
1 Month active

Languages Used

YAML

Technical Skills

CI/CDGitHub Actions

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