Payer Interoperability Developer - .NET + Healthcare developer

American Unit, Inc; United States; On-site; USD 120,000 - 160,000; Full time

Job summary

American Unit, Inc. is looking for a Payer Interoperability Developer to build secure health plan data exchange pipelines using C#, Azure, MongoDB, and Azure Blob Storage. You will modernize payer integration workflows by developing HL7 FHIR APIs and supporting X12 transactions in a cloud-native environment.

Join a team delivering scalable, compliant healthcare data exchange solutions with modern tooling like VS Code, GitHub Copilot, GitHub, and Azure DevOps CI/CD pipelines.

Qualifications

• 3+ years of healthcare IT experience with payer integration.
• Strong C# / .NET development experience.
• Hands-on data solutions with MongoDB and Azure Blob Storage.
• Experience deploying cloud workloads on Azure (Container Apps, Function Apps, Service Bus, Key Vault, APIM).
• HL7 FHIR R4 and ASC X12 knowledge for payer data exchange.
• Experience building healthcare integration solutions that are secure and compliant.
• Familiarity with CI/CD and Azure DevOps.
• Excellent communication with technical and business stakeholders.

Responsibilities

• Architect, build, and deploy HL7 FHIR APIs and ASC X12 transactions using C# / .NET.
• Design and manage data persistence with MongoDB and Azure Blob Storage.
• Develop scalable cloud-based solutions using core Azure services.
• Build secure data exchange pipelines supporting payer interoperability and workflows.
• Use VS Code and GitHub Copilot to accelerate development and integration logic.
• Manage source code through GitHub with code reviews and branching strategies.
• Automate builds, tests, and deployments using Azure DevOps / CI/CD.
• Collaborate with cross-functional teams to translate healthcare integration requirements.

Skills

Healthcare IT

CI/CD

Team collaboration

Tools

C#

.NET

MongoDB

Azure

Azure Blob Storage

HL7 FHIR

ASC X12

Azure DevOps

VS Code

GitHub Copilot

GitHub

APIM

Job description

We are seeking an experienced Payer Interoperability Developer to build and scale secure health plan data exchange pipelines using C#, Azure, MongoDB, and Azure Blob Storage. In this role, you will help modernize payer integration workflows by developing HL7 FHIR APIs, supporting X12 transactions, and delivering cloud-native solutions that enable efficient, compliant healthcare data exchange. You will work with modern engineering tools including VS Code, GitHub Copilot, GitHub, and Azure DevOps CI/CD pipelines to accelerate delivery and improve quality.

Responsibilities

Architect, build, and deploy HL7 FHIR APIs and ASC X12 transactions, including Prior Authorization 278 and Claims 837/834, using C# / .NET for health plan operations.

Design and manage data persistence strategies using MongoDB for flexible FHIR resource storage and Azure Blob Storage for large documents, files, and payload management.

Develop scalable cloud-based solutions using core Azure services, including Azure Container Apps, Azure Function Apps, Service Bus, Key Vault, and API Management / APIM.

Build secure, reliable data exchange pipelines that support payer interoperability, claims, and prior authorization workflows.

Use VS Code and GitHub Copilot to accelerate C# development, data mapping, test creation, and implementation of integration logic.

Manage source code through GitHub, following collaborative development practices, branching strategies, code reviews, and version control standards.

Automate application builds, testing, and deployments using Azure DevOps / ADO CI/CD pipelines.

Collaborate with cross-functional teams to translate healthcare integration requirements into maintainable, scalable technical solutions.

Troubleshoot, optimize, and enhance interoperability services to improve performance, reliability, and operational efficiency.

Support secure configuration and secrets management practices using Azure services such as Key Vault and API governance through APIM.

Qualifications

3+ years of healthcare IT experience with a focus on payer integration, claims processing, prior authorization workflows, or health plan interoperability.

Strong software development experience with C# / .NET.

Hands-on experience designing and managing data solutions with MongoDB and Azure Blob Storage.

Practical experience deploying cloud workloads across Azure services, including Container Apps, Function Apps, Service Bus, Key Vault, and API Management / APIM.

Demonstrated expertise with HL7 FHIR R4 and ASC X12 standards, especially within payer data exchange use cases.

Experience developing, testing, and maintaining healthcare integration solutions that support secure and compliant data exchange.

Proficiency with modern development tools including VS Code, GitHub Copilot, GitHub, and Azure DevOps.

Ability to work in CI/CD-enabled environments and contribute to automated deployment pipelines.

Strong problem-solving skills with the ability to design flexible, scalable solutions for complex healthcare data workflows.

Clear communication skills and the ability to collaborate with technical and business stakeholders in a fast-paced delivery environment.