Remote Senior Full-Stack Engineer: React + Spring Boot

UnitedHealth Group; Eden Prairie (MN); Remote; USD 92,000 - 164,000; Full time

Benefits offered by this job

Comprehensive benefits

Equity stock purchase

401k contribution

Career development opportunities

Remote-friendly policy

Job summary

UnitedHealth Group, via Optum, seeks a senior front-end and back-end engineer to lead modern UI and backend services using React, TypeScript, Node.js, Java Spring Boot, and REST APIs. You will oversee design, development, testing, and deployment, collaborating with product teams to deliver scalable, accessible experiences.

This remote role requires 6+ years of full-stack experience, strong JS/TS, React, Java/Spring Boot, cloud, CI/CD, and DevOps.

Qualifications

• Bachelor's degree in engineering or related field.
• 6+ years of professional software development including full-stack.
• 6+ years with JavaScript/TypeScript, React, and frontend ecosystems.
• 3+ years backend with Java and Spring Boot and REST APIs.
• 1+ years cloud deployment experience.
• 1+ years CI/CD, Agile, and DevOps practices.
• 1+ years observability tools (Splunk, Datadog, etc.).
• 1+ years integrating AI/ML APIs into workflows.

Responsibilities

• Provide technical leadership in designing scalable front-end apps with React/TS.
• Own front-end delivery end-to-end including UI architecture and deployment.
• Develop and maintain Node.js backend services to support UI integration.
• Build responsive, accessible UI with React, HTML5, CSS3.
• Collaborate with Product/UX and backend teams to translate requirements.
• Identify and resolve front-end performance bottlenecks and scalability issues.
• Lead and mentor front-end engineers following best practices.
• Ensure integration with backend APIs and Spring Boot services.
• Drive Agile delivery with sprint planning, reviews, CI/CD, DevOps.
• Create and maintain front-end architecture docs and coding standards.
• Stay updated on Java and Spring Boot technologies.

Skills

JavaScript/TypeScript

React

UI architecture

Node.js

Java

Spring Boot

CI/CD

Agile

DevOps

Cloud platforms

AI/ML APIs

Leadership

Education

Bachelor's Degree in Engineering or related field

Tools

Docker

Kubernetes

GitHub Actions

Terraform

Splunk

Datadog

OpenAI API

Claude

Job description

UnitedHealth Group, via Optum, seeks a senior front-end and back-end engineer to lead modern UI and backend services using React, TypeScript, Node.js, Java Spring Boot, and REST APIs. You will oversee design, development, testing, and deployment, collaborating with product teams to deliver scalable, accessible experiences.

This remote role requires 6+ years of full-stack experience, strong JS/TS, React, Java/Spring Boot, cloud, CI/CD, and DevOps.