API Developer (.NET) Direct Hire

API Developer (.NET) Direct Hire

Location: Nashville, TN (hybrid)
Industry: Healthcare
Employment Type: Direct Hire

Experience: Mid-level (5-7 years' experience)

We are seeking an experienced API Developer (.NET) to join our growing team and support a large healthcare client. This role focuses on building secure, scalable, and high-performing web-based applications and APIs in a regulated environment.

What You ll Do

• Design, develop, and maintain RESTful APIs using .NET / C#
• Create clean, efficient back-end code and interfaces for new and existing web platforms
• Work extensively with JSON-based data exchange between systems
• Analyze user and business requirements to improve performance, scalability, and reliability
• Integrate web applications with internal systems and third-party services
• Troubleshoot, debug, and optimize API performance
• Stay current with web development trends, tools, and best practices

What You Bring

• 5 7 years of professional experience in web and/or API development
• Strong experience with .NET technologies (C#, ASP.NET, Web APIs)
• Hands-on experience working with RESTful APIs and JSON
• Familiarity with HTML, JavaScript, and related web technologies
• Solid understanding of HTTP methods, API security, and data validation
• Strong problem-solving and critical-thinking skills
• Excellent attention to detail and commitment to quality code

Nice to Have

• Experience in a healthcare or regulated environment
• Knowledge of SQL or relational databases
• Familiarity with API documentation tools (Swagger/OpenAPI)
• Experience with version control systems (Git)