Sr. .NET/React Full-Stack Developer

Sr. .NET/React Full-Stack Developer Remote - contract (special preference for those in Charlotte) For more than 150 years, our client has combined its unparalleled expertise in glass science, ceramics science, and optical physics, along with its deep manufacturing and engineering capabilities, to develop category-defining products that transform industries and enhance people's lives. With five major business sectors: display technologies, environmental technologies, life sciences, optical communications, and specialty materials, they are also among the Forbes 500 largest companies in the US. This role is restricted to U.S. persons (i.e., U.S. citizens, permanent residents, and other protected individuals under the Immigration and Naturalization Act, 8 U.S.C. 1324b(a)(3)) due to access to export-controlled technology. Our client will require proof of status prior to employment. Required Technical Stack Experience · C# / .NET - Strong proficiency required · React with JavaScript/TypeScript - Strong proficiency required · Strong debugging of auth/session and API issues · Entity Framework Core · State & data management (e.g. Zustand, TanStack Query) · Version Control: Git with GitLab (or equivalent: GitHub, Azure DevOps, etc.) · Database: PostgreSQL (or equivalent RDBMS experience) Required Skills Ability to write clean, maintainable, and efficient code Ability to run applications locally end‑to‑end independently Ability to debug production issues and understand logs Strongly Recommended Skills · Experience implementing complex business logic, validation, and algorithms · Experience working with 3rd party REST APIs and Okta authentication (or equivalent IDP) · Writing and maintaining deployment pipelines (GitLab CI/CD Pipelines or equivalent) Important notes · This is not an entry‑level role · Candidate must be able to independently own defects and enhancements · Candidate must effectively communicate with key stakeholders · Prior experience with large, existing codebases is required We thank all candidates for their application, however only those that qualify will be contacted. Job Types: Full-time, Contract Pay: $58.00 - $79.00 per hour Benefits: 401(k) Dental insurance Health insurance Health savings account Vision insurance Education: Bachelor's (Required) Experience: Relational Database Management System: 4 years (Preferred) C# / .NET : 5 years (Required) React with JavaScript/TypeScript : 5 years (Required) debugging of auth/session and API issues : 5 years (Required) EF Core / Entity Framework Core: 5 years (Required) Version control systems: 4 years (Required) Work Location: Remote