Backend Developer - .NET Core for Payroll & Tax (Remote)

OneSource Virtual; Northern (KY); Híbrido; USD 90.000 - 130.000; Jornada completa

Descripción de la vacante

OneSource Virtual is seeking a Software Developer to design and develop backend components for enterprise financial and compliance apps. Remote US, full-time.

You will implement payroll tax calculations, payment processing, and secure data exchange with CRM platforms, using C#, .NET 8, MS SQL Server, and RESTful APIs. Collaboration across teams and adherence to IRS e-filing standards are required.

Formación

• Bachelor’s degree in a relevant field and 3 years of backend development experience.
• Expertise designing and maintaining backend services using C# and .NET (including .NET Core) for enterprise apps.
• Experience with RESTful APIs and secure auth (JWT, OAuth).
• MS SQL Server database design, querying, and optimization.
• Experience integrating financial systems and CRM platforms.

Responsabilidades

• Design and develop backend components for payroll tax management and payment processing.
• Integrate with state tax portals and IRS e-filing standards.
• Build scalable RESTful APIs with robust error handling and audit logging.
• Collaborate with cross-functional teams to translate requirements into software logic.
• Modernize legacy modules with strong authentication and authorization.

Conocimientos

C#

.NET

RESTful API

MS SQL

JWT

OAuth2

Financial Systems

System Integration

Educación

Bachelor's degree in Computer Science, Computer Engineering, Computer Science and Telecommunications Engineering, or related field

Herramientas

MS SQL Server

Descripción del empleo

OneSource Virtual is seeking a Software Developer to design and develop backend components for enterprise financial and compliance apps. Remote US, full-time.

You will implement payroll tax calculations, payment processing, and secure data exchange with CRM platforms, using C#, .NET 8, MS SQL Server, and RESTful APIs. Collaboration across teams and adherence to IRS e-filing standards are required.