Full Stack .NET Developer

We are seeking an experienced Senior Software Engineer with strong expertise in React.js, Node.js, and .NET (with TDD practices) to join our team supporting Humana. The ideal candidate will be responsible for designing, developing, and maintaining high-quality, scalable applications while following modern software development standards and Test-Driven Development (TDD) methodologies., Frontend Development (React.js) Design and develop responsive, reusable UI components using React.js Manage application state using Redux, Context API, or similar frameworks Integrate RESTful APIs and GraphQL endpoints into the UI Ensure cross-browser compatibility and optimize performance Collaborate closely with UX/UI designers to deliver pixel-perfect implementations

Backend Development (Node.js & .NET) Design and develop scalable RESTful APIs using Node.js and/or ASP.NET Core Build and maintain microservices or monolithic architectures Implement authentication and authorization (OAuth, JWT, etc.) Design and manage databases (SQL Server, PostgreSQL, MongoDB) Integrate third-party services and APIs

Test-Driven Development (TDD) Write unit, integration, and end-to-end tests alongside development Utilize testing frameworks such as Jest, Mocha, xUnit, NUnit, or MSTest Maintain high code coverage and enforce quality standards Participate in code reviews with a focus on testability and clean coding General Responsibilities / Collaboration Follow Agile/Scrum methodologies and actively participate in sprint ceremonies Contribute to technical documentation and architectural decisions Mentor junior developers and promote best practices Work with DevOps teams to support CI/CD pipeline integration Identify, troubleshoot, and resolve performance issues and bugs

Strong experience with: React.js Node.js .NET (ASP.NET Core) Hands-on experience with Test-Driven Development (TDD) Solid understanding of API development, databases, and cloud-based architectures Excellent problem-solving and collaboration skills

Preferred Qualifications Experience with microservices architecture Familiarity with GraphQL Exposure to CI/CD pipelines and DevOps practices Prior experience in healthcare or enterprise environments is a plus