Connect on LinkedInWrites about
- Healthcare interoperability (HL7 FHIR, HL7v2)
- Clinical decision support
- Software as a Medical Device (SaMD)
- Healthcare AI and ML
Denis Sheremetov is the CTO of Onix Systems. He leads engineering across the company's healthcare work — interoperability, clinical systems, remote patient monitoring, and FDA-class software built under IEC 62304 and ISO 13485.
He writes on the technical core of healthcare engineering: FHIR and HL7v2 integration, clinical decision support that clinicians actually adopt, and shipping compliant software without slowing delivery to a crawl.
Articles by Denis
All insightsInteroperability
Redox vs Health Gorilla vs 1upHealth: choosing a healthcare integration platform
12 min read · May 20, 2026
InteroperabilityFHIR vs HL7v2: which standard for which integration
9 min read · May 6, 2026
EngineeringRemote patient monitoring without burning out caregivers
11 min read · Apr 17, 2024
EngineeringWhy nobody uses your patient portal (and what to measure to fix it)
7 min read · Sep 8, 2021
ComplianceWhat a HIPAA audit actually looks like — from the inside
8 min read · Jun 19, 2021
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