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Position: Senior FHIR Server Engineer
Modality: Full Time | Contractor | 100% Remote
Required Skills: Java 6/8 years experience | FHIR +3 years experience | AWS +3 years experience

Overview:

We are seeking an experienced Senior FHIR Server Engineer to help scale and optimize our Kotlin-based FHIR server infrastructure, which integrates with multiple Java-based microservices. The role will focus on mapping Java DTOs from APIs to FHIR resources, improving existing code, and identifying SQL performance bottlenecks using monitoring tools like Dynatrace.

Key Responsibilities:

• Assist in the optimization and scaling of our Kotlin-based FHIR server, with a primary focus on mapping Java DTOs from API responses to FHIR resources.
• Collaborate with backend teams to ensure seamless integration of Java-based microservices with the FHIR server, using shared libraries and best practices.
• Analyze and optimize SQL queries, identifying non-performant queries through tools like Dynatrace, and work on improving database interactions.
• Implement and fine-tune real-time ETL processes to transform MySQL data into FHIR-compliant resources at the time of request.
• Ensure data integrity and consistency across APIs and FHIR resources by working with FHIR mappings and reading them from spreadsheets.
• Collaborate with DevOps and monitoring teams to maintain visibility into system performance, identify bottlenecks, and propose scalable solutions.
• Ensure best practices in FHIR server architecture and API integration.

Required Skills:

• Extensive experience with HAPI FHIR and FHIR resource management.
• Strong proficiency in working with Java DTOs and mapping them to FHIR resources.
• Solid experience in Kotlin and Java, with a focus on API integration in microservices architectures.
• Proven ability to analyze SQL queries and identify non-performant queries using tools like Dynatrace or similar.
• Experience with real-time ETL processes involving MySQL databases.
• Familiarity with reading and interpreting FHIR mappings from spreadsheets.
• Knowledge of database optimization, API performance, and distributed systems.

Preferred Skills:

• Experience in healthcare data management or FHIR standards.
• Hands-on experience with cloud platforms (e.g., AWS) and containerized services (Docker, AWS ECS).
• Knowledge of caching strategies and database tuning for high-performance systems.
• Familiarity with DevOps, CI/CD pipelines, and monitoring tools.

Benefits

We offer a competitive salary, along with a positive and collaborative work environment that promotes innovation and growth:

• USD salary.
• Fully remote.