Senior Full Stack Engineer Closed Unitedhealth Group

Skills / Requirements

• Agile
• AI-assisted Workflows
• AI-enhanced Development
• Architecture Design
• AWS
• CI/CD
• Claude
• Gemini AI
• Github Copilot
• Java
• Kanban
• Microservices
• Prompt Engineering
• React JS
• RESTful APIs
• Scrum
• Spring Boot
• TDD
• UX/UI Design
• Vibe Coding

Why Apply

This role is ideal for developers who leverage AI tools like GitHub Copilot, Claude, and Gemini AI to enhance productivity and code quality. You'll continuously experiment with AI-assisted workflows to improve development velocity and integrate AI-driven components into applications.

What You'll Be Doing

You'll build and enhance web applications, integrating AI-driven features like smart search and personalized recommendations. Collaborating with UX/UI designers, you'll ensure responsive user experiences while mentoring peers on AI-assisted development practices. You'll also participate in agile ceremonies and use AI tools to automate tasks.

Pay and Career Growth

The role offers comprehensive benefits and career development opportunities within a culture guided by inclusion. You'll work with talented peers and have the chance to impact global health optimization, participating in a mission-driven organization.

Benefits and Perks

• Career Development
• Comprehensive Benefits
• health optimization
• Inclusive culture

Is This Role Right for You?

Original Job Description

Requisition number: 2359488

Job category: Technology

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:

Full Stack Development:

Build and enhance scalable web applications using Java (Spring Boot), React.js, and AWS

Integrate AI-driven components such as smart search, personalized recommendations, and conversational interfaces

Optimize application performance, security, and reliability

Integrate AI-driven components such as smart search, personalized recommendations, and conversational interfaces

Collaborate with UX/UI designers to create intuitive, responsive, and accessible user experiences

Continuously experiment with AI-assisted workflows to improve development velocity and code quality

Participate in architecture design, code reviews, and agile ceremonies

Mentor peers on best practices for AI-assisted development

Work within Scrum or Kanban frameworks, participating in sprint planning, daily stand-ups, retrospectives, and demos

Collaborate closely with Product Owners, Scrum Masters, and cross-functional teams to deliver incremental value

Use tools like JIRA, Confluence, and Git to manage work and documentation

Embrace a test-driven development (TDD) and shift-left testing mindset to ensure quality from the start

AI Builder Responsibilities:

Use GenAI tools (Copilot, Claude, Gemini AI) to ideate, prototype, and implement features efficiently

Apply Vibe coding techniques to maintain clean, expressive, and AI-augmented codebases

Develop internal tools and scripts using AI to automate repetitive tasks and improve productivity

Stay current with emerging GenAI trends, tools, and ethical considerations

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:

Fulltime graduation degree

7+ years of experience in full stack development with Java (Spring Boot) and React.js

Solid experience with AWS services (Lambda, API Gateway, S3, DynamoDB, etc.)

Proven experience using AI coding assistants like GitHub Copilot, Claude, Gemini AI

Experience working in Agile teams with a solid understanding of Agile principles and ceremonies

Solid understanding of RESTful APIs, microservices architecture, and CI/CD pipelines Familiarity with prompt engineering, LLM APIs, and AI-enhanced development workflows

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.