Senior Software Engineer- Dot net FSD

Optum is a global organization that delivers care, aided by technology to help millions of people live healthier lives. The work you do with our team will directly improve health outcomes by connecting people with the care, pharmacy benefits, data and resources they need to feel their best. Here, you will find a culture guided by inclusion, talented peers, comprehensive benefits and career development opportunities. Come make an impact on the communities we serve as you help us advance health optimization on a global scale. Join us to start Caring. Connecting. Growing together. Primary Responsibilities: .NET API Development • Design and develop scalable RESTful APIs using ASP.NET Core Web API (C#) • Implement clean architecture, dependency injection, and middleware configuration • Ensure secure API practices including authentication(OAuth2/JWT) and authorization • Optimize API performance, implement caching strategies, and handle error logging • Write unit and integration tests using xUnit/NUnit Front-End Development (React & JavaScript) • Build responsive, high-performance UIs using React.js and modern JavaScript (ES6+) • Develop reusable, modular components following React best practices and hooks patterns • Handle asynchronous operations, API calls, and error handling gracefully • Optimize frontend performance through lazy loading, code splitting, and bundle optimization • Collaborate with UX/UI designers to translate designs into functional interfaces SQL Server Engineering • Oversee schema design and database architecture • Design and implement stored procedures, views, functions, and triggers • Plan and execute database migration strategies and version control • Implement data integrity through constraints, transactions, and error handling • Guide teams in query optimization, indexing strategy, and execution plan analysis Azure Cloud Infrastructure • Backend: Set up and manage Azure App Services / Azure Container Apps for .NET API hosting • Frontend: Configure Azure Static Web Apps / Azure App Service for React SPA hosting • Manage Azure Key Vault, Managed Identity, Blob Storage, and Application Insights • Configure custom domains, SSL/TLS, CORS policies, auto-scaling, and deployment slots CI/CD, DevOps & Automation • Build and optimize CI/CD pipelines using GitHub Actions for both backend and frontend • Define branching strategies, release automation, and environment promotion workflows • Oversee container registry management and secure image handling #gen #njp Required Technical Skills • 4+ years of experience in development projects • .NET (C#) – ASP.NET Core Web API development • React.js & JavaScript (ES6+) – Component-based UI development, state management • SQL Server – Schema design, tuning, migration strategies • Azure Cloud – App Service, Container Apps, Static Web Apps, Blob Storage, Key Vault, Managed Identity, CDN, Application Insights • CI/CD – GitHub Actions • Git – Branching strategies, automation, release workflows Careers with Optum. Here's the idea. We built an entire organization around one giant objective; make the health system work better for everyone. So when it comes to how we use the world's large accumulation of health-related information, or guide health and lifestyle choices or manage pharmacy benefits for millions, our first goal is to leap beyond the status quo and uncover new ways to serve. Optum, part of the UnitedHealth Group family of businesses, brings together some of the greatest minds and most advanced ideas on where health care has to go in order to reach its fullest potential. For you, that means working on high performance teams against sophisticated challenges that matter. Optum, incredible ideas in one incredible company and a singular opportunity to do your life's best work. SM Diversity creates a healthier atmosphere: UnitedHealth Group is an Equal Employment Opportunity/Affirmative Action employer and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, age, national origin, protected veteran status, disability status, sexual orientation, gender identity or expression, marital status, genetic information, or any other characteristic protected by law. UnitedHealth Group is a drug-free workplace. Candidates are required to pass a drug test before beginning employment.