Integration Lead Engineer

Integration Lead Engineer (Nphies)

Hands-on technical lead responsible for designing, building, and delivering NPHIES payer integrations. Candidates must have led and delivered at least one payer-side NPHIES integration into production.

Job Description

• Lead the technical design, development, and delivery of integration services between NPHIES and the Core Insurance System.
• Design and oversee the transformation layer mapping NPHIES HL7 FHIR R4 profiles to internal data models and vice versa.
• Lead implementation of API orchestration, routing, validation, error handling, and transaction processing workflows.
• Design real-time and deferred/asynchronous integrations, including polling, status check, cancellation, and communication flows.
• Guide implementation of reliable messaging using Kafka, including retries, back-off, dead-letter handling, idempotency, correlation IDs, and Redis caching.
• Provide technical leadership to integration engineers through design reviews, code reviews, technical guidance, and engineering standards.
• Own technical delivery planning, effort estimation, dependency management, and resolution of technical risks and issues.
• Coordinate phased migration from the existing TPA platform, including transaction-based routing, parallel runs, reconciliation, cutover, and rollback.
• Ensure secure handling of PHI/PII through masking, encryption, mTLS, certificate-based authentication, and controlled logging.
• Define logging, monitoring, observability, alerting, dashboards, audit, and reporting capabilities using ELK and APM tools.
• Oversee NPHIES mocks/simulators and contract, integration, performance, resilience, and security testing.
• Collaborate with architects, analysts, API Gateway, Security, Infrastructure, and Core Insurance System teams.
• Review and maintain HLDs, LLDs, interface specifications, data mappings, and integration documentation.
• Lead technical activities for SIT, UAT, NPHIES certification, deployment, cutover, hypercare, and production support.

Skillsets

• 8+ years of API development and enterprise integration experience.
• 3+ years of hands-on NPHIES integration experience, including at least one payer-side implementation delivered to production.
• Proven experience leading integration engineers and taking NPHIES solutions through onboarding, certification, go-live, and production support.
• Strong expertise in HL7 FHIR R4, NPHIES FHIR profiles, FHIR validation, and .NET FHIR SDKs such as Firely.
• Working knowledge of KSA medical coding and NPHIES code sets used in eligibility, pre-authorization, and claims.
• Strong hands-on .NET Core and C# development experience.
• REST APIs, JSON/XML, and OpenAPI/Swagger.
• Strong experience designing transformation and mapping layers between external platforms and Core Insurance Systems.
• API security expertise covering OAuth2, JWT, mTLS, M2M authentication, and certificate management.
• Strong knowledge of synchronous and asynchronous integration patterns, including idempotency, retry, outbox, correlation, and resiliency patterns.
• Hands-on experience with Kafka, Redis, event-driven architecture, and reliable message processing.
• Kong API Gateway or equivalent API Management platform experience.
• Elasticsearch/ELK, APM, monitoring, observability, alerting, and dashboard experience.
• Experience leading phased migration from legacy or third-party integration platforms.
• Knowledge of performance, scalability, HA/DR, security, and production-readiness requirements.
• Awareness of PHI/PII controls and applicable KSA requirements, including PDPL, NCA, and CHI/Insurance Authority requirements.
• CI/CD pipelines, Git, DevOps practices, and automated quality controls.
• Experience integrating Core Insurance Systems in healthcare payer or TPA environments in Saudi Arabia.
• Strong technical leadership, estimation, code-review, troubleshooting, stakeholder-management, and production-support skills.