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Mike Brown

PROFILE

Mike Brown

Mike contributed to the CDCgov/prime-simplereport repository by building and enhancing end-to-end disease reporting workflows, including Universal Lab Reporting and HL7 messaging integration. He developed robust frontend forms in React and TypeScript for lab data entry, implemented backend services in Java and Spring Boot to generate FHIR Bundles and HL7v2 messages, and introduced feature flags and secure configuration management for controlled rollouts. Mike’s work addressed data integrity, interoperability, and security, with improvements to bulk upload, error handling, and CI stability. His engineering demonstrated depth in API development, data conversion, and standards compliance, resulting in scalable, maintainable health data solutions.

Overall Statistics

Feature vs Bugs

83%Features

Repository Contributions

47Total
Bugs
6
Commits
47
Features
29
Lines of code
20,842
Activity Months15

Work History

February 2026

1 Commits

Feb 1, 2026

February 2026: Focused on HL7 message reliability and maintainability for CDCgov/prime-simplereport. Key accomplishments include a targeted bug fix for the HL7 SPM segment positioning, which corrects the SPM placement to the end of the order group, aligning with HL7 standards and improving message integrity and downstream interoperability. This work reduces processing errors, enhances data quality for partner integrations, and strengthens the maintainability of the HL7 message assembly code. Commit-based change traceability supports auditability and faster future debugging.

January 2026

4 Commits • 3 Features

Jan 1, 2026

January 2026 – Monthly summary for CDCgov/prime-simplereport. Focused on delivering user-facing improvements, data governance enhancements, and robust data ingestion. Key features and fixes delivered across the repository, with measurable business value and technical impact.

December 2025

4 Commits • 2 Features

Dec 1, 2025

December 2025 monthly summary for CDCgov/prime-simplereport: Delivered critical HL7 reporting improvements, data integrity enhancements, and security hardening. Key outcomes include enabling AIMS reporting in production and stabilizing HL7 message handling for legacy reports; enhancing bulk upload to populate missing ordering facility fields to preserve data integrity with added tests; and applying a security patch to address a jws vulnerability identified by Trivy, reducing production risk. These efforts improve production readiness, data quality for reporting and downstream analytics, and the overall security posture. Technologies demonstrated include HL7 messaging, AIMS activation, bulk data processing, and vulnerability remediation with Trivy, with a focus on end-to-end quality and release-readiness.

November 2025

1 Commits • 1 Features

Nov 1, 2025

In 2025-11, delivered HL7 Message Handling Enhancements for AIMS Compliance in the CDCgov/prime-simplereport integration. Implemented missing telecom use codes, updated sending application and facility metadata, and refined HL7 header population logic. Applied STLT/AIMS feedback with targeted fixes and performance optimizations to HL7 transmissions, improving interoperability, reliability, and data quality for downstream systems.

October 2025

5 Commits • 2 Features

Oct 1, 2025

October 2025 monthly summary for CDCgov/prime-simplereport: Delivered substantial HL7 reporting and health data integration enhancements to improve interoperability, data quality, and business value. Implemented single-entry HL7 queue reporting for test event results, integrated AIMS reporting behind a feature flag, and enabled HL7 queue in lower development environments to accelerate validation. Improved HL7 handling (MSH header population, SNOMED mapping, and error handling) and refactored the AIMS reporting service for maintainability. CI/test infrastructure stability was strengthened by increasing the Gradle test heap size to prevent OutOfMemory errors, reducing CI flakiness. Technologies demonstrated include Java/Gradle-based CI, HL7 messaging, SNOMED mapping, feature flags, and robust testing practices, contributing to faster, safer releases and higher data reliability.

September 2025

2 Commits • 2 Features

Sep 1, 2025

Monthly summary for 2025-09 focusing on delivering HL7 ORU_R01 TestEvents conversion capability and standardized ELR file naming for the CDC’s prime-simplereport repository. Key improvements include refactoring HL7 conversion to support multiplex tests and multiple correction statuses, ensuring accurate population of HL7 segments across patient, provider, facility, specimen, and test result data, and standardizing ELR file naming to improve traceability and processing reliability. These changes establish a scalable foundation for HL7 interoperability and ELR processing with reduced manual intervention.

July 2025

1 Commits • 1 Features

Jul 1, 2025

July 2025 monthly summary for CDCgov/prime-simplereport: Delivered HL7v2 Lab Report Messaging to enable automated, standards-based exchange of lab data from pilot form submissions. Implemented HL7v2 dependencies, message conversion logic, and robust data validation for patient, facility, and specimen information. This work establishes the foundation for broader HL7v2 adoption and partner integrations, reducing manual data handling and accelerating interoperability.

June 2025

4 Commits • 3 Features

Jun 1, 2025

June 2025 monthly summary for CDCgov/prime-simplereport: Key features delivered include UX enhancements for the Lab Report Form, backend generation of Universal Lab Reports in FHIR Bundle format, and a Pilot App for lab results reporting. The Lab Report Form UX enhancements added stepper navigation, a final review/submission table, and required-field validation with robust error handling, improving data integrity and user feedback. The Universal Lab Report Backend implemented core logic to assemble Patient, Organization, Practitioner, Specimen, DiagnosticReport, and Observation resources, introducing UniversalReportService and a mutation resolver to process and submit lab reports. The Pilot App provides a /pilot landing page with options for individual entry and groundwork for future bulk uploads, plus responsive design. Overall impact: streamlined, interoperable lab reporting with better data quality, faster submission, and a scalable foundation for future features. Technologies/skills demonstrated: React-based UX work, data validation, service-oriented backend architecture, FHIR resource generation, GraphQL mutation resolver, and responsive web design.

May 2025

1 Commits • 1 Features

May 1, 2025

May 2025 Monthly Summary for CDCgov/prime-simplereport focusing on end-to-end feature delivery and technical execution. Delivered the Universal Lab Reporting Frontend Form, enabling users to input patient, provider, facility details, select conditions, configure test orders, and specify specimen information, culminating in the lab report submission. This work integrates with existing backend services to fetch necessary data and submit reports, establishing a cohesive UI-to-backend workflow.

April 2025

2 Commits • 1 Features

Apr 1, 2025

April 2025 monthly summary for CDCgov/prime-simplereport: Delivered foundational Universal Lab Reporting Enablement, including a feature flag and secure API keys across environments, along with backend synchronization work to enable future universal reporting. Established environment-config governance and security controls to support controlled rollouts and compliance. No major bugs reported this month; primary focus was delivering strategic capabilities and laying groundwork for data standardization and broader adoption. Technologies demonstrated include feature flagging, secret management, backend data synchronization, and cross-environment configuration management.

February 2025

2 Commits • 2 Features

Feb 1, 2025

February 2025 monthly summary for CDCgov/prime-simplereport focused on production risk reduction and admin UX improvements. Key features delivered include disabling HIV-related features in production via Azure configuration and adding pagination with enhanced search for the Manage Users page. Major bugs fixed: production risk addressed by turning off HIV features to prevent unintended data processing; no customer-reported bugs required hotfixes this month. Overall impact: reduced data processing exposure in production, improved admin efficiency, and a foundation for scalable user management. Technologies/skills demonstrated: Azure environment configuration, feature flag control, frontend pagination, robust search capabilities, bounds-checked paging, and UI adjustments.

January 2025

6 Commits • 4 Features

Jan 1, 2025

January 2025: Delivered STI testing capabilities, enhanced admin tooling, and prepared the platform for migration in development environments. Focused on business value and technical robustness with feature flags, UI improvements, and scalable backend changes. Highlights include new STI testing support with mock data, Gonorrhea guidance UI, development-environment Okta migration flags, and improved pagination/search for user management.

December 2024

4 Commits • 1 Features

Dec 1, 2024

December 2024 performance summary for CDCgov/prime-simplereport: Delivered core data collection enhancements and resilience improvements across API and UI. Key features: Gonorrhea Testing Support integrated into the disease list, mock data, and test card questions to capture gonorrhea-specific information and enable end-to-end processing. Bulk Upload functionality advanced through FHIR client reconfiguration to use the new RS sender client, enabling bulk CSV uploads. Stability and error handling improvements across API and UI: implemented proper handling for MisconfiguredUserException with a dedicated try-catch block and expanded logging to report user-organization associations; fixed maintenance banner width for better UI consistency. These changes improve data completeness, throughput for bulk data ingest, and maintainability with enhanced diagnostics.

November 2024

7 Commits • 5 Features

Nov 1, 2024

Month: 2024-11 — Delivered a set of feature-driven improvements across hepatitis data, disease form UX, patient bulk upload, disease tracking, and deployment safety. Strengthened data quality, standardization, and business value through careful design, feature flags, and compatibility work.

October 2024

3 Commits • 1 Features

Oct 1, 2024

Concise monthly summary for 2024-10 focusing on key features delivered, major bug fixes, overall impact and technical skill demonstration. Highlights business value and technical accomplishments with precise delivery details for performance review.

Activity

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Quality Metrics

Correctness93.0%
Maintainability90.8%
Architecture90.4%
Performance88.4%
AI Usage21.2%

Skills & Technologies

Programming Languages

CSSGradleGraphQLHTMLJSONJavaJavaScriptSCSSSQLTerraform

Technical Skills

API DevelopmentAPI IntegrationAWS S3Apollo ClientApplication InsightsBackend DevelopmentBuild AutomationCSSCloud Services (Azure)Code MaintenanceComponent DesignComponent DevelopmentConfiguration ManagementData ConversionData Synchronization

Repositories Contributed To

1 repo

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

CDCgov/prime-simplereport

Oct 2024 Feb 2026
15 Months active

Languages Used

JSONJavaScriptSQLTypeScriptYAMLJavaSCSSCSS

Technical Skills

Component DevelopmentDatabase ManagementDatabase Schema ManagementDependency ManagementFrontend DevelopmentJavaScript Development

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