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IntegrateUs LLC

Senior Full Stack Java Developer

IntegrateUs LLC · Austin, TXClose: Mar 6th 2026
Term:Full timeWork:Onsite
Type:EmployeeContract
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We are seeking a full-time contractor or employee for a Senior Full Stack Java Developer role.

Design, develop, and maintain both front-end user interfaces and back-end services, typically using Java, Spring Boot, and modern JavaScript frameworks (React, Angular). Manage the full application lifecycle, including database design, API integration, testing, and deployment.
• Participate in high-level and detailed design, development, testing and deployment of new application components. 
• Create technical and design documentation, as required.
• Analyze software for configuration & performance tuning opportunities, as required.
• Analyze software for code vulnerabilities and perform remediation, as required.
• Other duties as assigned.

Required Skills
  • Experience in design and development of web-based applications using Java and J2EE technologies.
  • Experience in front-end user interfaces design and development using modern JavaScript frameworks (React, Angular).
  • Experience in Web Services design and development, including API integration.
  • Experience in open-source java-based frameworks like SpringBoot.
  • Experience implementing RESTful services security using JWT, OAuth, and other related technologies/standards
  • Development experience implementing applications utilizing any JEE Application.
  • Experience implementing client-facing applications with responsive design and development.
  • Experience with integration of web services into Angular or React based SPAs
  • Experience in implementing best practices in the areas of application design, performance, scalability and maintainability.

Preferred Skills
  • Experience with JBoss Enterprise Application Platform
  • Experience with Agile Development Methodologies



Updated on February 26, 2026
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