Backend Developer

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Job Title: Backend Developer
Job Type: Contract to Hire
Location: Remote, EST or CST time zone
Work Authorization: Must be authorized to work in the US for any employer. No sponsorship available

Job Summary:
The Backend Developer is within the Information Technology Department and will design, build, and maintain scalable, secure, and high-performance backend services that support the company’s enterprise applications. This role focuses on developing APIs, integrating with third-party systems, and ensuring reliability of data workflows across environments. The ideal candidate has strong experience in C#/.NET Core, SQL Server/Azure SQL, Python and REST/GraphQL API development, with exposure to cloud-native architectures (preferably Microsoft Azure).

Responsibilities:
Design, develop, and maintain backend services and APIs that support enterprise-scale applications.
• Collaborate with front-end, mobile, and DevOps teams to ensure smooth integration and deployment.
• Write clean, efficient, and well-documented code following best practices and secure coding standards.
• Build and optimize SQL queries, stored procedures, and data access layers for performance.
• Integrate with third-party APIs
• Implement authentication/authorization strategies (OAuth2, JWT, SSO, RBAC).
• Participate in code reviews, testing, debugging, and CI/CD pipelines.
• Monitor, troubleshoot, and improve API reliability, scalability, and security.
• Stay current with new backend frameworks, cloud technologies, and integration standards.

Requirements:
-5+ years of backend development experience
• Strong experience building RESTful APIs and integration services
• Experience integrating with enterprise platforms such as:
     -Microsoft Dynamics CE / Dataverse
     -Workday (Studio, REST/SOAP, EIBs)
• Experience with:
     -.NET / C#, Node.js, or Java
     – SQL Server and relational data modeling
     – OAuth2, OpenID Connect, JWT
• Experience supporting mobile and web applications via APIs
• Strong understanding of system architecture and integration patterns

Preferences:
• Experience with Azure services (Functions, App Services, API Management, Logic Apps, Service Bus)
• Experience with CI/CD pipelines and automated testing
• Knowledge of React Native backend patterns
• Healthcare, staffing, or HRIS/ATS integration experience
• Familiarity with SOC2, HIPAA, and data privacy regulations

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Equal Employment Opportunity Statement
Gravity IT Resources is an Equal Opportunity Employer. We are committed to creating an inclusive environment for all employees and applicants. We do not discriminate on the basis of race, color, religion, sex (including pregnancy, sexual orientation, or gender identity), national origin, age, disability, genetic information, veteran status, or any other legally protected characteristic. All employment decisions are based on qualifications, merit, and business needs.