Job Title: Java Developer

Company Name: 3500 Square, LLC

Job Url: https://workforcenow.adp.com/mascsr/default/mdf/recruitment/recruitment.html?cid=f8a9ef1a-f0f5-48e8-9728-9f3c57495aaa&jobId=571205

Job Description: 
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Java Developer
Arecibo, PR, US
+1 More Locations
3 days ago
Requisition ID: 1090

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Java Developer with React Experience – 3500 Square, LLC
Need to be a U.S. citizen

3500 Square, LLC is seeking a talented Java Developer with proven experience in React to join our dynamic technology team supporting mission-critical projects for federal and commercial clients.
Key Responsibilities:
Design, develop, and maintain scalable backend solutions using Java and Spring Boot.
Build responsive and interactive user interfaces with React and modern JavaScript frameworks.
Collaborate with cross-functional teams to deliver end-to-end solutions from backend services to frontend applications.
Integrate APIs and maintain secure, efficient data workflows between systems.
Participate in agile development, code reviews, and continuous improvement processes.
Required Qualifications:
Professional experience building applications with Java (Spring Boot preferred).
Hands-on experience developing web interfaces using React.
Strong understanding of RESTful API design and integration.
Familiarity with SQL or NoSQL databases.
Experience working within agile, cross-functional teams.
Bilingual proficiency in English and Spanish.
Preferred Skills:
Exposure to cloud platforms, DevOps, or containerization (e.g., Docker, Azure, AWS).
Knowledge of testing frameworks and CI/CD pipelines.
Previous work with enterprise or regulated industry clients.
What We Offer:
The opportunity to contribute to impactful national projects.
A collaborative and diverse team environment.
Support for ongoing professional development.

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