Associate Data Scientist

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.  

We are seeking a Data Scientist with strong AI/ML expertise and working knowledge of React JS to build intelligent, user-facing applications. This role bridges data science with front-end engineering, enabling real-time insights and automation through interactive interfaces.

Primary Responsibilities:

• AI/ML & Data Science
  • Design and implement machine learning models for classification, regression, clustering, and NLP tasks
  • Work with large-scale structured and unstructured data to derive actionable insights
  • Develop and deploy predictive models using Python, TensorFlow, PyTorch, or similar frameworks
  • Collaborate with MLOps teams to productionize models and monitor performance
• React JS Integration
  • Build dynamic dashboards and visualizations using React JS.
  • Integrate AI/ML outputs into front-end components for real-time decision support
  • Work with REST APIs and WebSockets to connect models with UI
  • Ensure responsive design and performance optimization
• Cross-functional Collaboration
  • Partner with product, engineering, and UX teams to deliver AI-powered features
  • Translate business problems into data science solutions with intuitive user interfaces
• 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:

• Hands-on experience with React JS and JavaScript/TypeScript
• Experience with version control (Git) and agile methodologies
• Proficiency in Python, SQL, and data visualization tools
• Familiarity with cloud platforms (AWS, Azure, GCP) and CI/CD pipelines
• Solid foundation in statistics, machine learning, and data modeling

Preferred Qualifications:

• Experience in building agentic AI systems or integrating LLMs
• Exposure to healthcare, insurance, or financial services domains
• Knowledge of prompt engineering and AI safety principles

At UnitedHealth Group, our mission is to help people live healthier lives and make the health system work better for everyone. We believe everyone-of every race, gender, sexuality, age, location and income-deserves the opportunity to live their healthiest life. Today, however, there are still far too many barriers to good health which are disproportionately experienced by people of color, historically marginalized groups and those with lower incomes. We are committed to mitigating our impact on the environment and enabling and delivering equitable care that addresses health disparities and improves health outcomes – an enterprise priority reflected in our mission.