Senior Full Stack Engineer
unitedhealthgroup
Job Description
- Design, develop, and maintain web applications using Java, Spring Boot, and React.js
- Build and consume RESTful APIs / microservices, ensuring performance, security, and scalability
- Develop responsive and reusable UI components using React, Redux/Context API, HTML5, CSS3, and JavaScript/TypeScript
- Design and optimize relational/NoSQL database schemas (e.g., MySQL, PostgreSQL, MongoDB) and write efficient queries
- Integrate frontend applications with backend services and third-party APIs
- Write unit, integration, and end-to-end tests (JUnit, Mockito, Jest, React Testing Library) to ensure code quality
- Participate in code reviews, follow coding standards, and maintain clean, well-documented code
- Troubleshoot, debug, and resolve production issues across the stack
- Collaborate with product managers, UI/UX designers, QA, and DevOps teams throughout the SDLC
- Participate in Agile/Scrum ceremonies (sprint planning, stand-ups, retrospectives)
- Implement CI/CD pipelines and support containerized deployments (Docker, Kubernetes)
- Ensure application security best practices (authentication, authorization, input validation, OWASP guidelines)
- Monitor application performance and optimize for scalability and reliability
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Stay current with emerging technologies and recommend improvements to architecture and tooling
- 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