Senior IRIS/Cache Engineer

We’re Hiring: 6 Senior IRIS/Cache Engineers (Remote Contract) HL7 Interfacing Inc. is actively seeking six experienced Senior IRIS/Cache Engineers to join our remote team. These are contract roles supporting healthcare data interoperability across major clinical systems. We’re looking for candidates with a strong foundation in InterSystems IRIS/Cache, HL7 integration, and experience working in cloud or containerized environments. Key Responsibilities: Design, develop, and maintain applications using IRIS/Cache technologies. Implement CQ Initiator/Responder workflows with an emphasis on performance and reliability. Develop and integrate complex HL7 interfaces using SDA, CCDA, and JSON standards. Support IRIS production and deployment within Kubernetes environments using IKO. Collaborate with internal and external teams to optimize integration workflows. Troubleshoot complex issues and provide analytical solutions rooted in domain expertise. Use SFTP, HL7, and HTTP adapters to support efficient data exchange. Maintain code and version control using GitHub, Serena, and VSCode in Linux/Unix systems. Technical Skill Proficiency (Self-Rated Expectations): IRIS/Cache object scripting, custom classes, extension properties – 7/10 IRIS production and IKO deployment (Kubernetes) – 6/10 Custom HL7 (SDA, CCDA, JSON) interface development – 8/10 CQ Initiator/Responder workflows – 7/10 Azure cloud exposure – basic Adapter usage (SFTP, HL7, HTTP) – 6/10 Communication and collaboration – 7/10 Version control and Linux-based dev environment – strong Qualifications: Bachelor’s degree in Computer Science or related field Minimum 4 years of experience working with InterSystems IRIS/Cache Proven experience developing HL7 interfaces with SDA, CCDA, and JSON Familiarity with cloud environments, especially Azure Strong problem-solving and analytical capabilities Excellent communication skills in team-based environments Role Details: Contract-based (W2, 1099, or Corp-to-Corp) Duration: 6 to 24 months 100% remote Compensation options: $6,250/month on C2C $39/hour on 1099 $34/hour on W2 All-inclusive — no benefits provided