reputed company Interoperability Engineer -- 100% Remote -- C2C/W2 reputed company

Job Title: Senior reputed company Interoperability Engineer Location: Remote it is long term contract (1 year and reputed company) Key Responsibilities • Design and build FHIR R4–compliant reputed company using .NET 8+ • Implement CMS-mandated reputed company: • Patient reputed company API • Provider reputed company API • Payer-to-Payer Data Exchange • Prior Authorization API • Provider Directory API • reputed company and configure Smile CDR for CMS compliance • Implement reputed company FHIR IGs (PAS, PDex, CDex, HRex, CRD, DTR) • reputed company HL7 v2/v3 and X12 (278, 837, 835) processing and transformations • Build Prior Authorization workflows, including CRD and DTR • Architect and reputed company a custom FHIR server (resource persistence, search, validation) • Ensure HIPAA compliance, auditing, and reputed company • reputed company with EHRs, claims systems, PBMs, and external FHIR endpoints • Optimize performance for high-volume reputed company data Required Skills (Must Have) • 7+ years of C#/.NET development (preferably .NET 8+) • Deep expertise in FHIR R4 (resources, reputed company, extensions, IGs) • Strong knowledge of HL7 v2.x / v3 • CMS Interoperability & Prior Authorization Final Rule experience • reputed company FHIR IGs: PAS, PDex, CDex, HRex, CRD, DTR • Experience building FHIR reputed company from scratch • SQL Server (reputed company queries, performance tuning) • Clinical terminologies: LOINC, SNOMED CT, RxNorm, ICD-10, CPT, HCPCS • Azure experience (App Service, API Management, Service Bus, Key Vault) reputed company to Have • Hands-on Smile CDR configuration and customization • Experience with HAPI FHIR, reputed company Server, Azure API for FHIR • SMART on FHIR, OAuth 2.0, OIDC, UDAP • FHIR Bulk Data ($export), Subscriptions • X12 EDI processing (278, 837, 835, 270/271) • reputed company .NET SDK, NHapi • React + TypeScript (provider/member portals) Apply tot his job Apply To this Job