Senior .NET Full Stack Developer GitHub Copilot
Staffxpert LLC
Senior .NET Full Stack Developer GitHub Copilot
Location: Remote
Interview: In-person interview required; candidates must be local to the Warren, NJ area
Duration: Long Term
Industry: Insurance / Reinsurance
STAFFXPERT LLC is seeking a Senior .NET Full Stack Developer on behalf of our client. We are looking for an experienced developer with 10+ years of experience in the .NET ecosystem to build, enhance, and troubleshoot scalable enterprise applications.
The ideal candidate will have strong expertise in C#, ASP.NET Web API, .NET Core, SQL Server, Azure, and CI/CD, along with experience using AI-assisted development tools such as GitHub Copilot.
Key Responsibilities-
Design, develop, test, and maintain scalable enterprise applications using .NET technologies.
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Develop and integrate RESTful Web APIs and enterprise services.
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Work with SQL Server for database development and data-related solutions.
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Troubleshoot application issues and implement effective solutions.
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Apply software design patterns, OOP principles, and development best practices.
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Develop and maintain unit tests using frameworks such as xUnit or MSTest.
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Utilize Git/GitHub and CI/CD pipelines for source control and application delivery.
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Leverage AI-assisted development tools to improve coding, testing, and development efficiency.
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Collaborate with cross-functional teams to deliver high-quality solutions.
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Provide technical guidance and support to offshore development resources.
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Follow web application security and enterprise development best practices.
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10+ years of professional software development experience.
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Strong hands-on experience with C#, ASP.NET Web API, and .NET Core .
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Strong understanding of RESTful APIs, JSON, and protocols .
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Solid knowledge of object-oriented programming, design patterns, and software engineering best practices.
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Experience with GitHub Copilot or similar AI-assisted development tools such as Claude Code or Cursor.
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Strong Microsoft SQL Server development experience.
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Experience with xUnit, MSTest , or similar unit testing frameworks.
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Proficiency with Git and GitHub .
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Experience with CI/CD pipelines and deployment architecture.
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Knowledge of Microsoft Azure cloud services.
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Understanding of web application security best practices.
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Excellent analytical, communication, and problem-solving skills.
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Experience in the Insurance or Reinsurance industry .
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Experience working with enterprise-scale applications.
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Experience mentoring or providing technical guidance to offshore development teams.
Candidates must be local to the Warren, NJ area and available for an in-person interview.
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