"The healthcare technology sector is booming as providers race to digitize patient data and improve care coordination. Mastering FHIR standards and modern .NET stacks places you at the forefront of this transformation. This contract role offers a chance to apply cutting\u2011edge skills on remote projects while gaining deep domain expertise.\n\n# Job Summary\nSeeking a remote .NET Developer to design and implement FHIR\u2011based APIs for US healthcare workflows. The candidate will build scalable services using C#, .NET 6+, and integrate with Azure or AWS cloud platforms. Responsibilities include data transformation, security implementation (OAuth 2.0/OpenID), and collaboration with EHR teams.\n\n# Top 3 Critical Skills Table\n| Skill | Why it's critical | Mastery Level |\n|-------|-------------------|---------------|\n| C# / .NET Core (6+) | Core language for building performant healthcare APIs | Senior |\n| FHIR (R4) implementation | Enables standardized exchange of clinical data across systems | Senior |\n| Cloud services (Azure/AWS) & CI/CD | Provides scalable hosting, security, and automated deployments | Mid |\n\n# Interview Preparation\n**Q1:** Describe how you would design a FHIR Patient resource endpoint that supports both JSON and XML. \n*What the interviewer is looking for:* Understanding of content negotiation, serialization libraries, and FHIR profiling.\n\n**Q2:** Explain the OAuth 2.0 flow you would use for a SMART on FHIR application. \n*What the interviewer is looking for:* Knowledge of authorization code grant, scopes, and token validation in a healthcare context.\n\n**Q3:** How do you ensure data integrity when mapping legacy SQL tables to FHIR Observation resources? \n*What the interviewer is looking for:* Experience with ETL, data transformation logic, and handling of code systems.\n\n**Q4:** What CI/CD practices would you implement to deploy .NET 6 APIs to Azure? \n*What the interviewer is looking for:* Familiarity with Azure DevOps pipelines, infrastructure as code, and automated testing.\n\n**Q5:** Discuss a strategy for handling versioning of FHIR APIs without breaking existing clients. \n*What the interviewer is looking for:* Insight into API versioning, backward compatibility, and use of HTTP headers.\n\n# Resume Optimization\n- C#\n- .NET Core\n- .NET 6\n- ASP.NET Web API\n- FHIR R4\n- SMART on FHIR\n- OAuth 2.0\n- Azure DevOps\n- Azure/AWS Cloud\n- SQL Server\n\n# Application Strategy\nWhen emailing the recruiter, start with a brief greeting, attach your updated resume, and clearly reference the .NET Developer role. Make sure to mention related skills you possess, such as C#/.NET Core development, FHIR implementation, and cloud deployment experience. Highlight specific projects where you built RESTful APIs, integrated with EHR systems, or set up CI/CD pipelines.\n\n# Career Roadmap\n| Current Role | Typical Experience | Core Focus | Next Position |\n|--------------|--------------------|------------|---------------|\n| .NET Developer (Remote) | 2\u20113 years | Build and maintain FHIR APIs, cloud deployment | Senior .NET Developer |\n| Senior .NET Developer | 4\u20116 years | Lead architecture, mentor junior staff, advanced integrations | Lead Engineer / Technical Architect |\n| Lead Engineer / Technical Architect | 7+ years | Strategy, cross\u2011domain solutions, stakeholder management | Director of Engineering |"