.NET Full Stack Developer

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:

• Fullstack .Net Development
• Design, develop, and maintain web/systems applications and REST API's
• Participate in peer-reviews of solution designs and related code
• Collaborate with product managers, designers, business analysts and other developers to define and implement innovative solutions
• Assist in the development of user stories and task estimates
• Adhere to high-quality development principles while delivering solutions on-time and on-budget
• Troubleshoot and debug applications to optimize performance
• Identify and encourage areas for growth and improvement within the team
• Collaborate with other software developers, business analysts and software architects to plan, design, develop, test, and maintain web- and desktop-based business applications built on Microsoft technologies
• Prepare reports, manuals and other documentation on the status, operation and maintenance of software
• Develop, refine, and tune integrations between applications
• Analyze and resolve technical and application problems. Assess opportunities for application and process improvement and prepare documentation of rationale to share with team members and other affected parties
• Involved through the entire software development lifecycle of analysis, design, coding, testing, implementation and support
• Continually grow personal skillset and knowledge base with independent research
• Comply with the terms and conditions of the employment contract, company policies and procedures, and any and all directives (such as, but not limited to, transfer and/or re-assignment to different work locations, change in teams and/or work shifts, policies in regards to flexibility of work benefits and/or work environment, alternative work arrangements, and other decisions that may arise due to the changing business environment). The Company may adopt, vary or rescind these policies and directives in its absolute discretion and without any limitation (implied or otherwise) on its ability to do so

Required Qualifications:

• 7+ years building web applications and REST APIs using C#.NET
• 7+ years of hands-on experience with front end frameworks (e.g., React, Angular), CSS, HTML, and modern JavaScript/TypeScript
• Hands-on experience spanning the full software development lifecycle (analysis → design → coding → testing → implementation → support), Agile/Scrum ceremonies, peer code reviews, and CI/CD (Azure DevOps/GitHub Actions)
• Experience troubleshooting and debugging production issues, building diagnostics/instrumentation, and participating in on call rotations
• Experience with test automation (xUnit/NUnit, Playwright/Selenium) and pipeline quality gates (static analysis, SCA, SAST/DAST)
• Proficiency with solution design, secure coding, unit/integration testing, and performance optimization across the stack
• Understanding and experience applying solid engineering design principles. Proficient in object-oriented programming design and Design patterns
• Proven excellent communication, critical thinking, and problem solving; habit of identifying improvement opportunities and encouraging team growth
• Proven ability to produce clear technical documentation (architecture, API specs, runbooks) and status reports; strong collaboration with product managers, BAs, designers, and other developers

• Competitive Total Rewards Package
• Retirement Plan
• HMO Coverage from Day 1
• Dental, Medical, and Optical Reimbursements
• Life and Disability Insurance
• Paid Time-Off Benefits
• Sick Leave Conversion
• Tuition Fee Reimbursement
• Employee Assistance Program (EAP)
• Annual Performance-Based Merit Increases
• Employee Recognition Programs
• Training and Staff Development Opportunities
• Employee Referral Program
• Volunteerism Opportunities
• All Mandatory Statutory Benefits

Who We Are:

• Optum is the health care technology and innovation company of the UnitedHealth Group enterprise along with UnitedHealthcare.
• UnitedHealth Group is a health care and well-being company with a mission to help people live healthier lives and help make the health system work better for everyone.
• We’re a leading health solution and care delivery organization. Our work is complex, but our mission is simple: create a healthier world, with you at the center.
• As part of a Fortune 5 enterprise, we are improving the health care experience of over 125 million people around the world.
• Elevate your career with a leading health care company while improving lives.

Join us in evolving health care so everyone can have the opportunity to live their healthiest life. This is your opportunity to be part of a team that’s dedicated to Caring. Connecting. Growing together.