Note: The job is a remote job and is open to candidates in USA. Nesco Resource is seeking a Senior Full-Stack .NET/React Developer to support and enhance enterprise applications within a large, established codebase. This role requires strong hands-on development skills across both backend and frontend technologies, ownership of defects and enhancements, and the ability to independently troubleshoot complex application issues.

Responsibilities

• Design, develop, test, and maintain full-stack applications using C#/.NET and React
• Implement new features, enhancements, and defect resolutions across existing enterprise applications
• Develop and maintain backend services using .NET, Entity Framework Core, and PostgreSQL
• Build and enhance frontend applications using React, JavaScript, and TypeScript
• Troubleshoot and resolve production issues, including authentication, session management, API integrations, and application performance concerns
• Work with third-party REST APIs and identity providers to support secure application integrations
• Collaborate with technical and business stakeholders to gather requirements and deliver solutions
• Contribute to deployment automation and CI/CD pipeline improvements
• Support applications locally end-to-end and independently manage development environments

Skills

• Strong proficiency with C# and .NET development
• Experience with Entity Framework Core
• Strong proficiency with React and JavaScript/TypeScript
• Experience with state and data management tools such as Zustand and/or TanStack Query
• Strong troubleshooting and debugging experience involving authentication, session management, and APIs
• Experience using Git-based version control platforms such as GitLab, GitHub, or Azure DevOps
• Experience with PostgreSQL or comparable relational databases
• Ability to write clean, maintainable, and efficient code
• Ability to independently run and support applications locally
• Experience debugging production issues and analyzing application logs
• Experience working within large, established codebases
• Experience implementing complex business logic, validation frameworks, and algorithms
• Experience integrating with third-party REST APIs
• Experience with Okta or comparable identity providers
• Experience building and maintaining CI/CD pipelines using GitLab CI/CD or similar platforms

Benefits

• MEC (Minimum Essential Coverage) plan that encompasses Medical, Vision, Dental, 401K, and EAP (Employee Assistance Program) services

Company Overview