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Matt Long

PROFILE

Matt Long

Over five months, contributed to the medplum/medplum repository by building scalable backend features and improving data management for healthcare applications. Developed sharded test environments, compartment-based data segregation, and robust FHIR search enhancements to support multi-tenant privacy and efficient data retrieval. Applied TypeScript, SQL, and Node.js to implement parameterized queries, optimize database indexing, and automate migrations, strengthening security and performance. Enhanced developer workflows with CI/CD improvements, SonarQube code quality integration, and Express.js upgrades for routing clarity and validation. Addressed runtime resilience and standards compliance through error handling and validation, resulting in safer deployments and more reliable production operations.

Overall Statistics

Feature vs Bugs

77%Features

Repository Contributions

48Total
Bugs
6
Commits
48
Features
20
Lines of code
24,485
Activity Months5

Work History

October 2025

9 Commits • 3 Features

Oct 1, 2025

October 2025 (medplum/medplum) — Focused on developer tooling, routing clarity, FHIR robustness, and runtime resilience. Delivered Express v5 compatibility and setup streamlining, clarified routing definitions, and hardened request validation while preserving prior Express behavior. Implemented safeguards for Textract handling and enforced standard-compliant error responses (FHIR_JSON) for key-value routes. These changes reduce onboarding time, improve runtime stability, and strengthen alignment with enterprise requirements.

September 2025

22 Commits • 10 Features

Sep 1, 2025

September 2025 monthly summary focusing on key accomplishments in medplum/medplum with emphasis on security, reliability, and release readiness. Highlights include SQL hardening through parameterization, safer data-reset procedures to prevent data loss in tests/dev, expanded code quality coverage via SonarQube integration for migration code, targeted performance improvements in search operations, and CI/CD enhancements for publishing and test readiness. Ongoing work includes documentation and packaging automation for FHIR types and code cleanup of deprecated components and references to PasswordChangeRequest to reduce risk and maintainability overhead.

August 2025

1 Commits • 1 Features

Aug 1, 2025

August 2025 monthly summary focusing on key accomplishments and business impact. Delivered a new compartment-based data segregation and access control configuration for Medplum, including compartment shard configurations to improve data isolation, access scoping, and retrieval efficiency. This foundation enhances privacy, compliance readiness, and performance for multi-tenant deployments.

May 2025

10 Commits • 3 Features

May 1, 2025

May 2025: Delivered major enhancements across database statistics, FHIR token handling, and search tooling in medplum/medplum. Introduced a Database Column Statistics Admin Page with lookup/update routes and a growing test suite; refined FHIR token handling to exclude irrelevant text-search entries and clarify token construction; expanded search performance tooling with perf tests, rapid reindexing scripts, and environment controls for token strategies. These changes improve data quality, search efficiency, observability, and developer confidence.

April 2025

6 Commits • 3 Features

Apr 1, 2025

April 2025 performance summary for medplum/medplum focused on scalable testing infrastructure, enhanced FHIR search capabilities, and deployment-ready database optimizations. Key work included introducing a sharded test environment with per-shard database configuration and lifecycle support, expanding FHIR search and data modeling for token-based queries and security-related columns, and implementing migrations and indexing to boost post-deployment performance. These efforts reduce test flakiness, accelerate data retrieval, and enable safer, faster releases in production and QA environments.

Activity

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Quality Metrics

Correctness91.6%
Maintainability85.8%
Architecture85.0%
Performance87.2%
AI Usage80.0%

Skills & Technologies

Programming Languages

JavaScriptMarkdownSQLShellTypeScriptYAMLbashyaml

Technical Skills

API DevelopmentAPI designAPI developmentAWSAutomationCI/CDCode QualityDependency ManagementDevOpsDockerError HandlingExpressExpress.jsFHIR standardsNode.js

Repositories Contributed To

1 repo

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

medplum/medplum

Apr 2025 Oct 2025
5 Months active

Languages Used

SQLTypeScriptJavaScriptMarkdownShellYAMLbashyaml

Technical Skills

API developmentPostgreSQLSQLTypeScriptbackend developmentdatabase design