Sr AI/ML Engineer

We are seeking a Sr AI/ML Engineer to join our team to design, build, and support high-performing full stack web applications, APIs, and data streaming systems while integrating cutting-edge AI technologies and maintaining site reliability. In this role, you will develop modern frontend applications and Java microservices, manage Kubernetes deployments and CI/CD automation, leverage AI-powered tools to accelerate development and quality, and maintain application observability to support enterprise systems., * Develop responsive and intuitive frontend applications using modern JavaScript frameworks (React.js preferred) and TanStack Query

• Design and build REST and GraphQL APIs in Java, integrating with high-performance MySQL database schemas optimized for high-volume transactional workloads
• Design and implement Kafka producers and consumers, including schema design, partitioning strategies, and reliable message processing
• Deploy, configure, scale, and troubleshoot services on Kubernetes-based platforms
• Setup and manage deployment pipelines using GitHub Actions, including reusable workflows, environment secrets, automated deployment rules, and JFrog Artifactory integration
• Use enterprise-approved AI-powered development tools (e.g., GitHub Copilot) for code generation, refactoring, debugging, workflow automation, and documentation
• Monitor logs, track performance trends, and proactively troubleshoot production issues using observability tools including Splunk, Dynatrace, Zabbix, and Grafana
• Write JUnit tests with high code coverage, utilizing static and dynamic analysis tools (e.g., CodeQL, SonarQube) to identify and remediate security and quality issues
• Participate in Product Lifecycle Management (PLM) activities, code reviews, architectural discussions, and agile ceremonies while maintaining detailed documentation for application features and security controls
• Design, develop, and deploy AI-powered solutions to address complex business challenges with emphasis on responsible use of AI

You’ll be rewarded and recognized for your performance in an environment that will challenge you and give you clear direction on what it takes to succeed in your role as well as provide development for other roles you may be interested in.

• Bachelor’s degree in Computer Science, Software Engineering, or related technical field, or equivalent practical experience
• 4+ years of full-stack engineering experience with strong backend and frontend development expertise
• 3+ years of expertise in building AI/ML solutions leveraging LLMs, Generative AI and models
• 3+ years of hands-on experience with building, deploying, and maintaining cloud applications. (Eg, AWS, GCP, Azure)
• 3+ years of experience implementing event-driven streaming solutions with Apache Kafka, including schema design and partitioning strategies
• 3+ years of experience designing high-performance MySQL database schemas optimized for high-volume transactional workloads
• 3+ years of experience configuring, deploying, scaling, and troubleshooting microservices on Kubernetes-based container platforms
• 3+ years of experience with CI/CD tools, automated testing frameworks, and modern build pipelines, * 3+ years of experience developing responsive frontend applications using JavaScript/TypeScript, React.js, and TanStack Query
• Experience building and deploying AI/ML solutions or integrating machine learning models into enterprise web applications
• Demonstrated familiarity with organizational release governance, PLM compliance, and automated security scanning workflows
• Hands-on experience leveraging AI-powered development tools (e.g., GitHub Copilot) to improve test coverage, code quality, and productivity
• 3+ years of experience using enterprise monitoring and observability platforms (Splunk, Dynatrace, Zabbix, Grafana) to track application health and resolve issues
• 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 $120,100 to $214,500 annually based on full-time employment. We comply with all minimum wage laws as applicable.

Pursuant to the San Francisco Fair Chance Ordinance, we will consider for employment qualified applicants with arrest and conviction records.

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, and data 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., We combine cutting-edge technology, the world’s largest health care database and vast expertise to improve health care delivery, quality and efficiency. We are revolutionizing health care that serves more than 100,000 physicians, practices and other health care facilities, as well as 127 million individual consumers., At UnitedHealth Group, we share a common goal: to greatly improve the lives and health of others. It’s an ambitious goal that serves as both a challenge and an inspiration. You’ll know that your contributions are helping to drive affordability, accessibility, and quality of care for millions while you’re also helping shape the way health care performs in the future. We earn and give trust to one another through truthfulness, integrity, active engagement, and collaboration. Together, we celebrate what makes each person special as we work together to challenge the status quo. Join us and you’ll be part of a culture that prizes innovation and works with uncompromising integrity.