Senior Full-Stack Software Developer – Finance & ERP Integration

About the role

We are seeking a Senior Full‑Stack Software Developer to expand the financial and operational capabilities of our platform. This fully onsite position in Mahwah, New Jersey, focuses on building scalable solutions that connect supply‑chain operations with accounting workflows.

Key responsibilities

• Design, develop, and maintain full‑stack web applications using ASP.NET.NET Core, C#, SQL, and Entity Framework.
• Architect ERP‑adjacent features for invoicing, cost tracking, financial reconciliation, and reporting.
• Create and maintain RESTful APIs that integrate with accounting systems such as QuickBooks, NetSuite, SAP, and Microsoft Dynamics.
• Build responsive front‑end interfaces with Angular and NGRX, emphasizing financial dashboards and reporting tools.
• Translate complex financial requirements into scalable, maintainable technical solutions.
• Collaborate with finance, operations, product, and leadership teams to define requirements and architecture.
• Conduct code reviews, enforce best practices, and contribute to raising development standards.
• Troubleshoot and resolve issues across database, API, and UI layers.

Required profile

• Senior‑level full‑stack developer with proven experience in finance or ERP integration projects.
• Willingness to work onsite five days per week in Mahwah.
• Strong ability to own projects from database design to user‑interface implementation.

Required skills

• ASP.NET.NET Core, C#
• SQL, Entity Framework
• Angular, NGRX
• RESTful API design and implementation
• Integration experience with QuickBooks, NetSuite, SAP, Microsoft Dynamics
• Agile development methodologies