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Mark Slowey

PROFILE

Mark Slowey

Over a three-month period, contributed to NHSDigital’s communications-manager-api and nhs-notify-supplier-api by delivering four features focused on API reliability, documentation clarity, and infrastructure stability. Enhanced onboarding and security by consolidating environment variable guidance and improving secret management documentation using Markdown and YAML. Improved the Recipient schema’s SMS field documentation to clarify international number formats, supporting broader integration scenarios. Developed robust limit validation for the Get Letters API, updating the OpenAPI specification and aligning unit tests, while stabilizing deployments by pinning Terraform module sources. Demonstrated strengths in API development, backend engineering, and infrastructure as code with TypeScript, Terraform, and HCL.

Overall Statistics

Feature vs Bugs

100%Features

Repository Contributions

9Total
Bugs
0
Commits
9
Features
4
Lines of code
282
Activity Months3

Work History

September 2025

5 Commits • 2 Features

Sep 1, 2025

September 2025 monthly summary for NHSDigital/nhs-notify-supplier-api. Focused on delivering a robust Get Letters API with configurable limits, improving error handling, and stabilizing infrastructure. Highlights include updated API specifications, enhanced test coverage, and reproducible deployments that collectively improve reliability and business value for supplier integrations.

May 2025

3 Commits • 1 Features

May 1, 2025

May 2025 monthly summary for NHSDigital/communications-manager-api: Key features delivered, major fixes, impact, and skills demonstrated.

April 2025

1 Commits • 1 Features

Apr 1, 2025

April 2025 focused on strengthening developer onboarding and security posture for NHSDigital/communications-manager-api. Delivered targeted API authentication environment documentation updates, clarifying API_ENVIRONMENT usage, how to obtain API keys and private keys, secure handling of secrets, and a reminder to reload the workspace after .env changes. No major bugs fixed this month; efforts were concentrated on documentation quality to enable faster and safer integrations.

Activity

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Quality Metrics

Correctness92.2%
Maintainability91.2%
Architecture88.8%
Performance86.6%
AI Usage20.0%

Skills & Technologies

Programming Languages

HCLJavaScriptMarkdownTerraformTypeScriptYAML

Technical Skills

API DevelopmentAPI DocumentationAPI IntegrationBackend DevelopmentDevOpsDocumentationEnvironment Variable ManagementInfrastructure as CodeOpenAPI SpecificationParameter ValidationSchema DefinitionTerraformUnit Testing

Repositories Contributed To

2 repos

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

NHSDigital/nhs-notify-supplier-api

Sep 2025 Sep 2025
1 Month active

Languages Used

HCLJavaScriptMarkdownTerraformTypeScript

Technical Skills

API DevelopmentBackend DevelopmentDevOpsEnvironment Variable ManagementInfrastructure as CodeOpenAPI Specification

NHSDigital/communications-manager-api

Apr 2025 May 2025
2 Months active

Languages Used

MarkdownYAML

Technical Skills

API IntegrationDocumentationAPI DevelopmentAPI DocumentationSchema Definition