Senior Software Engineering Lead - Python, React Js

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:

• Frontend Development
  • Design, develop, and maintain responsive and interactive user interfaces using React, Angular, or Vue.js
  • Translate UI/UX wireframes and design mockups into high quality, reusable, and maintainable code
  • Implement UI/UX best practices to deliver intuitive, accessible, and user friendly web applications
  • Optimize frontend applications for performance, scalability, and cross browser compatibility
  • Integrate frontend applications with backend RESTful APIs and microservices
  • Integrate and support Pindrop authentication, fraud detection, and voice security workflows within frontend experiences
  • Contribute to frontend development efforts as needed to ensure seamless end to end functionality
• Backend API Development
  • Design, develop, and maintain RESTful APIs and microservices using Python
  • Architect secure, scalable, and high performance backend systems aligned with enterprise standards
  • Integrate backend services with relational and NoSQL databases such as PostgreSQL, MySQL, MongoDB, and DynamoDB
  • Support and integrate Pindrop SDKs and APIs for authentication and fraud detection workflows
  • Assist frontend teams with full stack integration, debugging, and performance tuning
• Cloud Infrastructure (AWS)
  • Design and deploy cloud native applications using AWS services, including EC2, Lambda, S3, RDS, DynamoDB, API Gateway, and IAM
  • Integrate application workflows with serverless components such as AWS Lambda
  • Collaborate on infrastructure automation using CloudFormation and Terraform
  • Support migration initiatives from legacy contact center platforms to Amazon Connect
• DevOps, CI/CD Observability
  • Implement and maintain CI/CD pipelines using GitHub Actions or GitLab CI
  • Set up and maintain monitoring, logging, and observability using CloudWatch, CloudTrail, and Splunk
  • Ensure applications meet best practices for reliability, security, and operational excellence
• Engineering Excellence
  • Write clean, efficient, secure, and testable code following industry best practices
  • Apply secure coding standards and performance optimization techniques across the stack
  • Use AI assisted coding tools to improve development efficiency and code quality
  • Collaborate effectively with product, design, platform, and operations teams
• Comply with all applicable Company policies, procedures, and business directives, changes including those relating to work location, team assignments, work schedules, and flexible work arrangements

Required Qualifications:

• AWS Certifications (Cloud Practitioner, Developer Associate, Solutions Architect Associate)
• Experience with event-driven architectures (SNS, SQS, EventBridge)
• Hands-on experience in full stack software development (backend and frontend), with 5+ years building cloud native applications
• Hands-on experience integrating Pindrop solutions, including risk scoring, authentication workflows, API/SDK usage, and troubleshooting
• Extensive experience with AWS services (EC2, Lambda, S3, IAM, RDS, DynamoDB, CloudFront, VPC, CloudFormation), including SDK usage, reporting, analytics, and operational troubleshooting
• Experience with CI/CD pipelines and Infrastructure as Code (CloudFormation, Terraform, or Ansible)
• Solid backend expertise in Python (required) and experience with Node.js, Java, or C#, including the design and implementation of RESTful APIs and microservices
• Solid understanding of telephony concepts, including SIP trunking and call flows
• Solid knowledge of security best practices, including authentication, authorization, and secure application design
• Advanced frontend proficiency using JavaScript and modern frameworks such as React, Angular, or Vue, with solid foundations in HTML5, CSS3, responsive design, and UI/UX principles
• Proven excellent communication, collaboration, and problem solving skills

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.