Job Title:
Senior .NET API Developer

Location:
Remote

Employment Type:
Contract

Job Summary

We are looking for an experienced
Senior .NET API Developer
to support the development and modernization of enterprise healthcare applications and services. The ideal candidate will have strong hands-on experience with
C#, .NET, ASP.NET Core Web API, RESTful APIs, microservices, and SQL Server
, along with experience working in cloud-based environments.

The role will focus primarily on backend/API development, integration of enterprise applications, modernization of existing services, and building scalable and secure APIs supporting critical healthcare workflows.

Key Responsibilities
- Design, develop, and maintain scalable
RESTful APIs and backend services
using C#, .NET, and ASP.NET Core Web API.
- Develop and enhance
microservices-based applications
supporting enterprise healthcare and operational workflows.
- Build API integrations between internal and external applications using
REST, JSON/XML, Swagger/OpenAPI
, and related integration technologies.
- Work with
SQL Server




to develop and optimize queries, stored procedures, views, functions, and data-access layers.
- Use
Entity Framework Core, LINQ, and/or Dapper
for efficient database access.
- Modernize legacy .NET applications and APIs by migrating functionality to
contemporary .NET and ASP.NET Core
.
- Implement secure APIs using
OAuth 2.0, JWT, authentication/authorization, role-based access control, and HTTPS/TLS
.
- Collaborate with architects, developers, QA, DevOps, and business teams to design and deliver reliable enterprise services.
- Develop solutions following
SOLID principles, Dependency Injection, Repository Pattern, clean coding, and enterprise design patterns
.
- Troubleshoot and optimize API performance, reliability, scalability, and production issues.
- Support cloud deployments and integrations using
Microsoft Azure
services.
- Participate in CI/CD processes and automated deployments using
Azure DevOp

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