Senior Interoperability Engineer w Polska

We are looking for a Senior Interoperability Engineer to build and scale healthcare integrations for a Digital Health platform connecting providers, payers, clinical systems, and external healthcare networks.

This is a hands-on engineering role focused on Python, Kafka, high-scale APIs, healthcare interoperability, and secure data exchange .

What project we have for you

The platform connects healthcare data from multiple clinical and administrative systems and makes it available through secure, standards-based APIs.

The Interoperability domain is responsible for building and operating integrations with external healthcare systems, processing high-volume data exchange, and providing reliable APIs consumed by internal products and partners.

The engineering environment is based on Python, event-driven architecture, Kafka, REST/FHIR APIs, OAuth-based security, and cloud-native services .

What you will do

• Design and develop scalable healthcare interoperability services and APIs .
• Build event-driven integrations using Python and Kafka .
• Implement and support FHIR-based healthcare data exchange.
• Develop secure APIs using OAuth 2.0/OIDC and JWT .
• Integrate external healthcare systems, data providers, and partner APIs.
• Implement data validation, transformation, mapping, and error-handling logic required for interoperability workflows.
• Troubleshoot complex integration, authentication, and distributed-system issues.
• Improve API performance, scalability, reliability, and observability.
• Build automated tests covering API behavior and integration scenarios.
• Participate in architecture discussions, code reviews, and engineering standards.

What you need for this

Requirements:

• 5+ years of professional backend or integration engineering experience.
• Strong hands-on experience with Python in production environments.
• Experience designing and operating high-scale REST APIs and backend services .
• Strong experience with Kafka or comparable event-streaming technologies.
• Solid understanding of distributed and event-driven architectures .
• Strong experience with API authentication and authorization, including OAuth 2.0, OIDC, and JWT .
• Experience integrating external systems and APIs in complex enterprise environments.
• Hands-on experience with FHIR or healthcare interoperability APIs .
• Strong understanding of API reliability, error handling, retries, idempotency, and observability.
• Experience with SQL and/or NoSQL databases.
• Experience with Docker, cloud-native environments, and CI/CD.
• Strong troubleshooting and production problem-solving skills.

Nice to Have:

• Experience with FHIR R4, SMART on FHIR, US Core, or USCDI .
• Knowledge of HL7 v2 or CDA/C-CDA .
• Experience integrating EHR/EMR, payer, HIE/HIN, pharmacy, or laboratory systems.
• Experience with Patient Access APIs, Bulk FHIR, or CMS interoperability requirements .
• Experience with Kubernetes and AWS.
• Healthcare or Digital Health domain experience.
• Experience using AI-assisted engineering tools in day-to-day software development.

What it’s like to work at Intellias

At Intellias, where technology takes center stage, people always come before processes. By creating a comfortable atmosphere in our team, we empower individuals to unlock their true potential and achieve extraordinary results. That’s why we offer a range of benefits that support your well-being and charge your professional growth.
We are committed to fostering equity, diversity, and inclusion as an equal opportunity employer. All applicants will be considered for employment without discrimination based on race, color, religion, age, gender, nationality, disability, sexual orientation, gender identity or expression, veteran status, or any other characteristic protected by applicable law.
We welcome and celebrate the uniqueness of every individual. Join Intellias for a career where your perspectives and contributions are vital to our shared success.