Senior JAVA/J2EE Developer

Senior Java/J2EE Developer

Location: Austin, TX (Hybrid – 2 days onsite per week)

Contract: Long-Term

Overview

We are seeking a Senior Java/J2EE Developer to design, enhance, and support enterprise-grade web applications within a modern service-oriented architecture. This role includes full SDLC participation, system analysis, application support, and collaboration with cross-functional teams in an Agile environment.

Responsibilities

Develop, enhance, and maintain web-based J2EE and portal applications using Agile methodologies.

Participate in requirements analysis, design, development, testing, and deployment activities.

Troubleshoot application issues, perform root-cause analysis, and implement performance tuning.

Create technical and design documentation as needed.

Develop and maintain data and process models.

Support testing and production operations, including defect resolution and performance optimization.

Participate in design reviews, code walkthroughs, and architecture discussions.

Collaborate closely with internal technical teams to deliver high-quality application components.

Required Skills & Experience

8+ years hands-on server-side and web services development on the J2EE platform.

8+ years experience across all phases of the SDLC.

8+ years experience developing applications using J2EE servers, authentication/authorization frameworks, and caching strategies.

8+ years hands-on programming with:

Java, J2EE, REST/SOAP, HTML5, JavaScript, AJAX, CSS3, Bootstrap, SASS, Angular, Typescript, Spring, JSON, XML, JWT, OAuth, NPM, Maven, OpenAPI v3, Postman, ReadyAPI, MuleSoft (or similar technologies).

8+ years implementing and securing REST services using JWT, OAuth, and related standards.

8+ years building reusable, testable, modular application components and enterprise-level service layers.

Preferred Experience

Hands-on experience with JBoss or IBM WebSphere 8+

Agile (Scrum) development

CI/CD pipelines and containerized deployments

Cloud-based application development

Test-driven development using Karma, Jasmine, Selenium, or similar tools

Additional Qualifications

Strong communication skills (written and verbal)

Solid understanding of programming fundamentals: data structures, algorithms, caching, scalability, and performance

Bachelor’s degree in Computer Science, Information Systems, Engineering, or related field (required)

Eligibility Requirements

(Use these for every Austin hybrid contract role)

Must be local to the Austin, TX area and able to work onsite 2 days per week.

Must be able to work on a W2 basis only — no C2C, 1099, or third-party vendors.

Must be eligible to work in the U.S. without sponsorship or visa transfer.