Principal .NET Engineer — APIs, Microservices & Azure

Baxter International Inc.; Raleigh (NC); On-site; USD 120,000 - 165,000; Full time

Benefits offered by this job

Health coverage (medical) for eligible

Dental coverage

401(k) with company match

Employee Stock Purchase Plan (ESPP)

Paid time off 20–35 days

Job summary

Baxter International Inc., based in Raleigh, North Carolina, is seeking a Principal Software Engineer to design, develop, and maintain .NET applications, collaborating with cross‑functional teams to deliver high‑quality solutions for clients.

The role requires strong C#, RESTful APIs, GraphQL, ORM experience, and cloud capabilities in Azure and/or AWS, with a focus on microservices and modern DevOps practices.

Qualifications

• 5+ years of experience in software development with .NET, including C#, Web APIs, and modern application development practices.
• Strong experience designing, developing, and optimizing applications using SQL Server or other relational database technologies.
• Experience building and consuming HTTP-based services, including RESTful APIs and GraphQL architectures.
• Hands-on experience with ORM technologies such as Entity Framework, Dapper, or similar data access frameworks.
• Experience building and supporting cloud-based solutions within Microsoft Azure and/or AWS environments.
• Knowledge of microservices architecture, distributed systems, and scalable application design principles.
• Familiarity with DevOps practices, CI/CD pipelines, automated testing, and modern software delivery methodologies.
• Strong problem-solving, communication, and collaboration skills, with experience working effectively in Agile environments and contributing to technical leadership initiatives.

Responsibilities

• Design, develop, test, and maintain scalable .NET applications.
• Collaborate with product managers, architects, developers, and stakeholders to define technical requirements and solution designs.
• Develop and maintain RESTful APIs and GraphQL services that support modern application and integration needs.
• Write clean, maintainable, and high-quality code following established software engineering principles and best practices.
• Conduct code reviews, provide technical guidance, and contribute to the continuous improvement of development standards.
• Troubleshoot and resolve complex software defects, performance bottlenecks, and production issues.
• Partner with DevOps and engineering teams to support modern software delivery practices, including CI/CD and automated testing.
• Mentor and guide team members while fostering a culture of collaboration, innovation, and continuous learning.

Skills

C#

RESTful APIs

GraphQL

Microservices

DevOps practices

Agile

Tools

Entity Framework

Dapper

Azure

AWS

Job description

Baxter International Inc., based in Raleigh, North Carolina, is seeking a Principal Software Engineer to design, develop, and maintain .NET applications, collaborating with cross‑functional teams to deliver high‑quality solutions for clients.

The role requires strong C#, RESTful APIs, GraphQL, ORM experience, and cloud capabilities in Azure and/or AWS, with a focus on microservices and modern DevOps practices.