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Sr Java / Spring Developer
Cypress, California  |  Onsite
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Applied on September 18, 2021
Job Id #49714 Posted August 10, 2021


  • In the Senior Role as Java / Spring Developer, this person will be defining the technical solutions for various Document Management Applications and will be the interface between the End Users and the Development teams with respect to defining the solution and creating the overall systems architecture in response to various business needs.
  • This person will also define the technical specifications for underlying technologies (i.e., computing platforms, systems architecture, systems software and other utility tools), work with vendors and provide the required information to the stakeholders.
  • This individual will also provide the leadership and technical guidance for the integrated set of applications from different groups to make them work together.

Responsibilities include:

  • Implementing and maintaining different existing document management applications as these applications are expanded to accommodate the business needs
  • Developing roadmaps that implement components of the existing application architecture
  • Assisting project teams with new component implementation
  • Identifying gaps in existing implementation and resolving issues as required
  • Conducting proof-of-concept exercises for add-on functionalities to the existing systems
  • Providing consulting services to individual projects regarding application architecture and development
  • Continuously improving the existing Document Management Applications and Processes using cloud architecture
  • Create detailed designs and interaction designs as needed
  • Conduct user research as needed
  • Collaborate closely with architects and developers
  • Sets priorities and ensure task completion on multiple concurrent projects
  • Coordinate work activities with others
  • Develop plans and manage projects to meet short-term objectives
  • Maintaining an understanding of the healthcare industry and adapting to trends/needs within the industry
  • Working across other application groups within UnitedHealth Group to integrate with different cross-applications


Required Qualifications:

  • 4+ years of experience in Java and Spring Framework
  • Bachelor's degree in Computer Science or related Engineering field with relevant experience; advanced degree preferred
  • Minimum of 4 years of IT experience in Large Scale Information Systems development and deployment
  • 4+ years of experience in the lead role
  • 5+ years experience working in user experience, usability and/or user assistance
  • 5+ years experience working closely with developers implementing the functionalities based on high-level design
  • 5+ years experience creating detailed design documents based on the high-level design document
  • Experience in REST APIs, Microservices, Spring Boot, Spring Batch, Spring Integration, and Reactive framework.
  • Experience with N-tier architecture consisting of Client tier, Application tier, Database tier, File Server tier, etc.
  • Excellent verbal and written communication skills, evidenced by the ability to communicate complex technical subjects to non-technical audiences in writing and verbally

Preferred Qualifications:

  • Experience in web development using Angular/AngularJS/React, BootStrap, JavaScript/TypeScript, RxJS etc.
  • Experience in OpenShift/Kubernetes, Docker, ElasticSearch, Kafka, AWS S3, Cloud Architecture.
  • Experience with application lifecycle management and related tools
  • Experience with Source, Build, Deployment (Configuration / Code Management) using GitHub. CICD process using Jenkins.
  • Proven ability to collaborate with both technology and business professionals
  • Ability to look across systems and identify common patterns and relationships
  • Proven facilitation and negotiation skills
  • Self-starting and self-directed attitude
  • Knowledge of healthcare industry

Horizontal is proud to be an Equal Opportunity and Affirmative Action Employer. We seek to provide employment opportunities to talented, qualified candidates regardless of race, color, sex/gender including gender identity and/or expression, national origin, religion, sexual orientation, disability, marital status, citizen status, veteran status, or any other protected classification under federal, state or local law.

In addition, Horizontal will provide reasonable accommodations for qualified individuals with disabilities. If you need to request a reasonable accommodation in order to complete the application or interview process, please contact

All applicants applying must be legally authorized to work in the country of employment.

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Horizontal is proud to be an Equal Employment Opportunity/Affirmative Action Employer providing a drug-free workplace.


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