Senior Cloud Engineer (.NET/C#)

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Stellent IT LLC
  • Healthcare

Senior Cloud Engineer (.NET/C#)

Boston, MA

Hybrid (2 days onsite, 3 days remote)

1 yr contract assignment

Some key healthcare items they want/need: All a must

  • Healthcare Interoperability
  • FHIR – Fast HealthCare Interoperability Resources
  • The Centers for Medicare & Medicaid Services (CMS) released the CMS Interoperability and Prior Authorization Final Rule (CMS-0057-F)

About the Role

We are seeking an experienced and motivated Senior Cloud Engineer to join our team and play a pivotal role in a mission-critical project. You will be a key developer in building the next generation of our healthcare data platform to achieve compliance with new federal interoperability regulations (CMS-0057-F).

You will be responsible for designing, developing, and deploying the central security and orchestration hub of our new architecture, a Proxy FHIR Service, as well as a suite of critical, asynchronous background jobs that power our data exchange capabilities. This is a unique opportunity to work with modern cloud technologies on a project that will directly impact how patient data is shared and managed across the healthcare ecosystem.

What You’ll Do

  • Develop the Core Proxy Service: You will build and own the central Proxy FHIR Service, a C# serverless function that acts as the secure gateway for all our interoperability APIs.

  • Implement Robust Security: You’ll engineer the security core of the service, responsible for validating external Okta JWTs, enforcing OAuth 2.0 scope-based authorization, and managing a secure internal token exchange to protect backend systems.

  • Build Complex Workflows: You will design and implement intelligent routing logic to handle the multi-stage workflows required by the Prior Authorization API, differentiating between CRD, DTR, and PAS requests.

  • Engineer Resilient Background Jobs: You will develop a series of robust, scheduled, and event-driven background processes, including:

  • A job to synchronize member consent choices (opt-in/opt-out) from Salesforce to a central repository.

  • A complex, long-running job to orchestrate the Payer-to-Payer data consumption process, which includes calling external APIs, parsing FHIR bundles, and transforming data for our claims system.

  • A job to establish provider-patient attribution by processing historical claims data.

  • Ensure Data Conformance and Quality: You’ll work closely with data teams to ensure all processes align with the HL7 FHIR US Core Implementation Guide (v7.0.0) standards mandated by the project.

  • Collaborate and Innovate: You will work with solution architects, business analysts, and QA engineers to translate detailed functional requirements into elegant, scalable, and production-ready code.

What We’re Looking For

Required Skills & Experience:

  • 5 years of professional software development experience in C# and the .NET Framework.
  • Strong, hands-on experience building solutions on major cloud platforms (Azure, AWS, or similar), particularly with serverless computing technologies (e.g., Azure Functions, AWS Lambda).
  • Deep understanding of RESTful API design, security principles, and standards like OAuth 2.0 and JWT.
  • Proven ability to design and build reliable, scalable, and maintainable backend services and asynchronous processes.
  • Experience reading and interpreting detailed technical specifications and functional requirements documents.

Preferred Qualifications (Bonus Points):

  • Experience in the healthcare technology domain, especially with interoperability standards like HL7 FHIR.
  • Familiarity with the Da Vinci Implementation Guides (CRD, DTR, PAS) for prior authorization is a significant plus.
  • Practical experience integrating applications with identity providers like Okta.
  • Experience working with data from Salesforce, particularly via its APIs.
  • Knowledge of cloud API Gateway technologies and patterns for securing and managing API traffic at scale.
  • Experience with cloud-native healthcare data solutions (e.g., AWS Health Lake, Azure Health Data Services).

Ayush Sharma Sr. US Technical Recruiter

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