
Richard Ettema contributed to the HL7/fhir and HL7/fhir-extensions repositories by developing and refining FHIR TestScript and TestPlan resources, focusing on schema modernization, validation accuracy, and interoperability. He reorganized TestScript constraints to improve validation quality and maintainability, enhanced artifact metadata for better traceability, and aligned OID mappings to support downstream integrations. Richard’s work involved backend development and API design using Java and INI, with a strong emphasis on data modeling, configuration management, and documentation. His technical approach emphasized configuration-driven enablement, expressive test scripting, and robust MIME type handling, resulting in more reliable conformance testing and streamlined resource maintenance.

August 2025 focused on enhancing validation quality in HL7/fhir by refining the TestScript resource constraints. Delivered a reorganization of constraints to improve validation accuracy, readability, and maintainability, enabling easier future enhancements and reducing validation noise. Key work centered on a single feature: TestScript Validation Rule Refinement (FHIR-50529).
August 2025 focused on enhancing validation quality in HL7/fhir by refining the TestScript resource constraints. Delivered a reorganization of constraints to improve validation accuracy, readability, and maintainability, enabling easier future enhancements and reducing validation noise. Key work centered on a single feature: TestScript Validation Rule Refinement (FHIR-50529).
July 2025: Delivered cross-repo enhancements for artifact-effectivePeriod to improve data traceability and interoperability. Key work includes a TestScript Artifact-EffectivePeriod context and metadata update in HL7/fhir-extensions, and an OID mapping with usage notes in HL7/fhir. No major bugs fixed this month; focus was on feature delivery, documentation, and aligning cross-repo conventions to streamline downstream integrations. Technologies demonstrated include FHIR repository conventions, OID mappings, metadata/config management, and clear developer documentation.
July 2025: Delivered cross-repo enhancements for artifact-effectivePeriod to improve data traceability and interoperability. Key work includes a TestScript Artifact-EffectivePeriod context and metadata update in HL7/fhir-extensions, and an OID mapping with usage notes in HL7/fhir. No major bugs fixed this month; focus was on feature delivery, documentation, and aligning cross-repo conventions to streamline downstream integrations. Technologies demonstrated include FHIR repository conventions, OID mappings, metadata/config management, and clear developer documentation.
June 2025: Delivered significant TestScript enhancements and corrected MIME type handling for robust TestScript validation in HL7/fhir. This month focused on expanding test expressiveness, improving reliability, and aligning test artifacts with MIME-type expectations to accelerate CI feedback and conformance testing.
June 2025: Delivered significant TestScript enhancements and corrected MIME type handling for robust TestScript validation in HL7/fhir. This month focused on expanding test expressiveness, improving reliability, and aligning test artifacts with MIME-type expectations to accelerate CI feedback and conformance testing.
February 2025 (HL7/fhir): Delivered feature-rich updates to TestScript and TestPlan resources, focusing on deprecation cleanup, enhanced test coverage, and configuration-driven activation. Improved reliability and business value by aligning resources with the new TestSystem schema and enabling flexible test planning.
February 2025 (HL7/fhir): Delivered feature-rich updates to TestScript and TestPlan resources, focusing on deprecation cleanup, enhanced test coverage, and configuration-driven activation. Improved reliability and business value by aligning resources with the new TestSystem schema and enabling flexible test planning.
Overview of all repositories you've contributed to across your timeline