Senior Full Stack Software Engineer

cybersecurity, we use innovative approaches to solve some of healthcare’s most complex challenges. Your contributions here have the potential to change lives. Ready to build the next breakthrough? Join us to start Caring. Connecting. Growing together.You’ll enjoy the flexibility to work remotely * from anywhere within the U.S. as you take on some tough challenges. For all hires in the Minneapolis or Washington, D.C. area, you will be required to work in the office for a minimum of four days per week.Primary Responsibilities:Provide technical leadership in designing and developing modern, scalable, and high-performance front-end applications using ReactJS, JavaScript/TypeScript, and component-driven architectures

Own front-end delivery end-to-end, including UI architecture, development, testing, performance optimization, deployment, and monitoring

Develop and maintain Node.js-based backend services to support UI integration, API consumption, server-side logic, and build/deployment workflows

Build intuitive, responsive, accessible, and user-centric UI experiences using React, HTML5, CSS3, and modern UI frameworks

Collaborate with Product Managers, UX Designers, and backend engineering teams to translate business requirements into efficient, scalable, maintainable UI solutionsIdentify and resolve front-end performance bottlenecks, rendering issues, and scalability challenges, ensuring a smooth user experienceLead and mentor front-end engineers, promoting best practices in coding, testing, documentation, and architectural patternsEnsure high-quality integration with backend APIs and data services by working closely with Java Springboot and backend engineering teamsDrive Agile delivery practices to include sprint planning, backlog arefinement, code reviews, CI/CD, and DevOps collaborationCreate and maintain front-end technical documentation, including architecture designs, reusable component libraries, and coding standardsStay updated on emerging Java and Spring Boot technologies, frameworks, and ecosystem trends to continuously enhance product quality and engineering efficiencyYou’ll be rewarded and

recognized for your performance in an environment that will challenge you and give you clear directions on what it takes to succeed in your role as well as provide development for other roles you may be interested in.Required Qualifications:Bachelor’s Degree in Engineering, Information Systems, or related technical field

6+ years of professional software development experience including full-stack engineering6+ years of expertise with JavaScript/TypeScript, React Hooks, Redux or other state management frameworks, HTML5, CSS3, responsive design, and micro frontend architecture

6+ years of hands-on experience with React and frontend ecosystems3+ years of solid experience developing and deploying backend applications using Jave and Spring Boot and RESTful APIs1+ years of experience deploying, managing, and optimizing applications on cloud platforms

1+ years of solid experience with CI/CD pipelines, Agile methodologies, and DevOps practices

1+ years of practical working knowledge of monitoring and observability tools like Splunk, Datadog, or equivalents1+ years of experience with integrating AI/ML APIs and tools (OpenAI, Claude, CoPilot, etc.) into application workflowsPreferred Qualifications:Experience in the healthcare domain, including understanding of healthcare data workflows and compliance considerationsHands-on experience with Java Spring Boot, microservices architecture, REST API development, and backend design patternsExperience with containerization technologies such as Docker and orchestration platforms like KubernetesBackground in performance optimization, application monitoring, and distributed loggingFamiliarity with DevOps practices, Infrastructure as Code, and tools such as Jenkins, Git, GitHub Actions, Terraform, or similar*All Telecommuters will be required to adhere to UnitedHealth Group’s Telecommuter Policy.Pay is based on several factors including but not limited to local labor markets

education, work experience, certifications, etc. In addition to your salary, we offer benefits such as, a comprehensive benefits package, incentive and recognition programs, equity stock purchase and 401k contribution (all benefits are subject to eligibility requirements). No matter where or when you begin a career with us, you’ll find a far-reaching choice of benefits and incentives. The salary for this role will range from $91,700 to $163,700 annually based on full-time employment. We comply with all minimum wage laws as applicable.

Job ID: 101320188112Posted: 2026-09-29Location: Eden Prairie, Minnesota, United StatesSalary: $91,700 - $163,700/yearJob Area: TechnologyCompany: UnitedHealth GroupOptum 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 diversity and inclusion, talented peers, comprehensive benefits and career development opportunities. Come make an impact on the communities we serve as you help us advance health equity on a global scale. Join us to start Caring. Connecting. Growing together. Optum Tech is a global leader in health care innovation. Our teams develop cutting-edge solutions that help people live healthier lives and help make the health system work better for everyone. From advanced data analytics and AI to