Job Title: Software Engineer (Interoperability & Data Platforms)
Job ID: 17057-1
Location: 100% Remote (Preference for candidates within 50 miles of Pittsburgh; onsite 2–3 days/week if local)
Duration: 6 Months Contract
Job Type: Contract
Work Authorization: Due to the governmental nature of these positions, only US Citizens are eligible to apply.
Work Hours: Must be able to work EST hours.
Sigma Systems Inc. is a trusted staffing agency specializing in placing top-tier professionals in mission-critical roles within the technology and data engineering industries. We partner with leading companies to deliver expert talent for cutting-edge software solutions, data infrastructure projects, and digital transformation initiatives. Sigma Systems Inc. provides candidates with competitive compensation, career-defining opportunities, and the ability to contribute to high-impact projects in innovative environments.
Sigma Systems Inc. is currently recruiting for a skilled Software Engineer – Interoperability & Data Platforms for one of our clients. This role focuses on designing, building, and supporting enterprise-scale healthcare interoperability and data integration solutions.
The position supports CMS ONC, BCBSA, and enterprise interoperability initiatives, with a strong emphasis on FHIR-based APIs, SmileCDR, and high-volume ETL/ELT pipelines built on modern DataWorks platforms. This is a hands-on role ideal for candidates experienced in healthcare interoperability, API development, and large-scale data engineering.
Interoperability & API Development:
Design, configure, and develop FHIR-based interoperability solutions using SmileCDR.
Implement and support HL7 FHIR resources (US Core, Da Vinci, CMS-mandated APIs).
Develop and maintain RESTful APIs for Patient Access, Provider Directory, Prior Authorization, and Payer-to-Payer use cases.
Build API integrations using JavaScript, REST, OAuth2, and JSON payloads.
Integrate external interoperability platforms such as Redox and third-party healthcare APIs.
Ensure API performance, monitoring, security, and compliance.
SmileCDR & FHIR Platform:
Configure and manage SmileCDR repositories, FHIR endpoints, and ingestion pipelines.
Develop FHIR mapping, transformation, and validation logic.
Implement workflows, interceptors, subscriptions, and persistence strategies.
Support upgrades, patches, and production troubleshooting.
Data Engineering & ETL / ELT (High Volume Data):
Design and build large-scale ETL/ELT pipelines for clinical, claims, and member datasets.
Develop pipelines using Python, PySpark, and distributed processing frameworks.
Perform source-to-target mapping, transformations, and data quality validations.
Support batch, incremental, and near real-time ingestion patterns.
Informatica Big Data Management (BDM):
Develop and maintain pipelines using Informatica BDM.
Implement mappings, workflows, and transformations across Hadoop and cloud platforms.
Integrate BDM with Hadoop, Hive, Spark, and cloud storage systems.
Optimize performance, scalability, and reliability of BDM jobs.
Support metadata management, lineage, and monitoring.
DataWorks Platforms & Tools:
Work with modern data platforms including DBT, Starburst/Trino, Apache Iceberg, and GCP/BigQuery.
Support hybrid architectures spanning on-prem Hadoop and cloud platforms.
Utilize enterprise ingestion frameworks and Smile ETL tools.
DevOps, CI/CD & Cloud Engineering:
Build and maintain CI/CD pipelines using GitLab.
Follow DevOps best practices for version control, testing, and deployments.
Support cloud deployments, primarily on GCP.
Ensure secure, repeatable, and compliant deployments.
Collaboration & Delivery:
Partner with product owners, architects, vendors, and compliance teams.
Support CMS ONC regulatory timelines and audit readiness.
Participate in code reviews, design discussions, and documentation.
Provide production support and root cause analysis for critical systems.
Bachelor's or Master's degree in Computer Science, Engineering, or equivalent experience.
Interoperability & API Skills:
Hands-on experience with SmileCDR (configuration, ingestion, APIs).
Strong knowledge of HL7 FHIR (US Core, Da Vinci).
Experience with REST APIs, OAuth2, and JSON.
JavaScript for API and integration development.
Experience with Redox or similar healthcare integration platforms.
Data Engineering & ETL:
Experience building large-scale ETL/ELT pipelines.
Proficiency in Python and PySpark.
Strong data modeling and source-to-target mapping skills.
Informatica & Big Data:
Experience with Informatica Big Data Management (BDM).
Familiarity with Informatica PowerCenter or IDMC (preferred).
Hands-on experience with Hadoop, Hive, and Spark.
DataWorks & Analytics Platforms:
Experience with DBT, Starburst/Trino, Apache Iceberg, and GCP/BigQuery.
DevOps & Cloud:
Experience with GitLab CI/CD pipelines.
Strong understanding of DevOps and release management practices.
Experience with cloud platforms, preferably GCP.
Healthcare payer or provider interoperability experience.
Experience with CMS ONC / BCBSA mandates.
HL7 FHIR certification or equivalent hands-on experience.
Experience supporting production systems and regulatory reporting.
Gain access to exciting projects in healthcare interoperability and data platforms.
Work remotely with flexibility and autonomy.
Competitive compensation and the opportunity to collaborate with high-performing teams.
Be part of innovative initiatives driving transformation in healthcare data systems.
If you are a seasoned Software Engineer with expertise in interoperability and data platforms, we encourage you to apply now with your latest resume.
Sigma Systems Inc. is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all professionals.
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