Senior Software Engineer

Requisition Number: 2345207
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:

• Design, develop, and maintain scalable web applications using React, Redux, and Node.js
• Build and integrate intelligent agents and tools using LangChain, LangGraph, and other GenAI frameworks
• Collaborate with cross-functional teams to develop backend services in Python and manage data using MongoDB
• Apply design patterns and best practices to ensure clean, maintainable, and efficient code
• Utilize GitHub Copilot to accelerate development and improve code quality
• Added advantages - Contribute to the development of machine learning models and pipelines
• Stay up to date with emerging technologies in AI, ML, and software engineering
• Participate in code reviews, architecture discussions, and agile ceremonies
• 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:

• Graduate degree or equivalent experience
• Hands-on experience with LangChain and LangGraph for building GenAI applications
• Solid understanding of Generative AI concepts, agent-based systems, and tool integration
• Familiarity with GitHub Copilot and modern development workflows
• Proficiency in JavaScript, React, Redux, Node.js, and Python
• Proven exposure to MongoDB and RESTful API development
• Proven solid grasp of software design patterns and architectural principles
• Proven excellent problem-solving skills and a proactive attitude toward learning
• Proven ability to work independently and collaboratively in a team environment

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.