Senior InterSystem Cache Developer

Engineering & Development
|
Senior
Senior
Europe
Germany
Montenegro
Slovakia
Spain
The Netherlands
|
Europe
Germany
Montenegro
Slovakia
Spain
The Netherlands
open
August 13, 2025

About the company

First Line Software works with some of the world's top businesses and organizations in industries like healthcare, data engineering, warehouse automation, retail digitalization, mobile app development, and e-commerce. Our projects are as varied as our people, and our people are as talented as they come. We prefer working as a transparent and supportive team, who shares our knowledge as well as our success.

Let's see what we can create together!

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The project and your role

We are seeking a highly skilled and experienced Senior Intersystem Developer to join our team.The successful candidate will be responsible for designing, developing, implementing, testing, coordinating with multiple clients, updating team and higher management, and provide robust healthcare interoperability solutions. This role involves working closely with hospitals and healthcare organizations to develop, support and manage multiple interfaces, ensuring seamless data exchange and system interoperability.

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Key Responsibilities:

  • Coordinate with clients to get requirements, design, develop, and maintain integration solutions using InterSystems Cache, Ensemble, HealthShare and IRIS.
  • Build, test, and deploy healthcare integrations to support hospital, provider offices, and laboratories integration processes.
  • Translate business and clinical requirements into technical integration workflows, focusing on healthcare messaging standards such as HL7, FHIR and DICOM.
  • Collaborate with stakeholders to identify and resolve technical challenges in data exchange between healthcare systems in timely manners.
  • Write optimized SQL queries and scripts for data processing and system integration.
  • Ensure healthcare data integrity, compliance, and security in all integration activities.
  • Create and maintain technical and design documentation for integration processes, workflows, and system configurations.
  • Install, configure InterSystems IRIS and develop DR and HA environment.
  • Troubleshoot and resolve issues related to system interfaces, data transmission, application performance, and overall in healthcare interoperability settings.

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Your skills

Required Skills:

  • Proficiency with COS, Ensemble, HealthShare, IRIS, FHIR, and HL7.
  • Strong understanding of healthcare interoperability standards, including HL7 (2.x and 3.x), FHIR, and DICOM, XML, XSLT, JSON.
  • Advanced SQL skills with best practices provided by InterSystems documentation, and data querying, transformation, and storage.
  • Proven experience in developing and managing complex integration interfaces.
  • Strong problem-solving, troubleshooting and finding answers skills and the ability to work in a fast-paced environment.
  • Excellent communication and collaboration skills.
  • Proficient level of English language is must.

Experience Level:

  • Full-time 5+ years of experience specifically using InterSystems technologies in healthcare system integration and interface development.
  • Experience should be demonstrated by projects where you were involved directly.

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What we can offer

The FLS difference

  • Our modern stack projects are the right mix of exciting and challenging.
  • Gain access to our diverse range of training programs, courses, and certifications.
  • Choose your work style remote, on-site or hybrid in one of our stunning offices.
  • We offer the freedom of flexible working hours.
  • Enhance your language skills with our corporate English classes.
  • Work from anywhere and explore the world with our Workation program.

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Our Hiring Process

Getting started with us

Here's what you can expect when you send us your application

Step 0

Tech Talent Hunt

Be scouted or apply for your role

Step 1

Meeting & Connecting

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Step 2

Uncovering Potential

Your HR interview

Step 3

The Code Challenge or Technical Interview

It's time to show what you can do best!

Step 4

Client’s Interview

Demonstrating expertise to our future partners

Final

The Last Piece of the Puzzle

Job offer to finalize our tech team

Join our team of innovative thinkers

Apply now!

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First Line Software, 2025

Let’s talk!

Have any questions? Fill out the form and our team will be in touch!
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