Senior Java Full Stack Developer

Diverse Lynx, LLC; Jacksonville (FL); On-site; USD 69,000 - 76,000; Part time

Job summary

Diverse Lynx LLC seeks a Senior Java Full Stack Developer for a contract role in Jacksonville, FL. You will build enterprise applications using Java 8+, Spring Boot, Microservices, and React.js, delivering scalable, secure RESTful services and modern front-end interfaces.

Experience with AWS, Docker, Kafka, Jenkins, and CI/CD, plus healthcare payer enrollment and billing domain knowledge, is highly valued. Collaborate across agile teams to design, develop, test, and deploy in a fast-paced

Qualifications

• Strong Java 8+ experience with Spring Boot and microservices.
• Hands-on React.js front-end development.
• Healthcare payer enrollment and billing domain experience.

Responsibilities

• Design and develop enterprise applications using Java 8+, Spring Boot, Spring MVC, Hibernate, and Microservices.
• Build responsive UIs using React.js, JavaScript, TypeScript, Redux, HTML5, and CSS3.
• Develop secure RESTful APIs and integrations using Spring Security, OAuth2, and JWT.
• Design and optimize database solutions using SQL, PL/SQL, PostgreSQL, Oracle, and DB2.
• Implement event-driven integrations using Kafka and messaging technologies.
• Deploy applications using AWS, Docker, Jenkins, Maven/Gradle, and CI/CD pipelines.
• Perform unit testing, integration testing, code reviews, troubleshooting, and root-cause analysis.
• Collaborate with business, QA, DevOps, and architecture teams in Agile/Scrum environments.

Skills

Java 8+

Spring Boot

Microservices

React.js

REST APIs

Tools

AWS

Docker

Kafka

Jenkins

Job description

Role : Senior Java Full Stack Developer
Location : Jacksonville, FL
Job Type : Contract
Pay Rate : $50-$55/hr
Position Summary
We are seeking an experienced Senior Java Full Stack Developer with strong expertise in Java, Spring Boot, Microservices, and React.js to develop and maintain scalable enterprise applications. Hands‑on experience in healthcare payer enrollment and billing processes is mandatory.

Key Responsibilities

• Design and develop enterprise applications using Java 8+, Spring Boot, Spring MVC, Hibernate, and Microservices.
• Build responsive user interfaces using React.js, JavaScript, TypeScript, Redux, HTML5, and CSS3.
• Develop secure RESTful APIs and enterprise integrations using Spring Security, OAuth2, and JWT.
• Design and Eligible to workimize database solutions using SQL, PL/SQL, PostgreSQL, Oracle, and DB2.
• Implement event-driven integrations using Kafka and messaging technologies.
• Deploy applications using AWS, Docker, Jenkins, Maven/Gradle, and CI/CD pipelines.
• Perform unit testing, integration testing, code reviews, troubleshooting, and root‑cause analysis.
• Collaborate with business, QA, DevOps, and architecture teams in Agile/Scrum environments.

Required Skills

• Strong hands‑on experience with Java 8+, J2EE, Spring Boot, and Microservices.
• Mandatory experience in healthcare payer enrollment and billing applications.
• Proficiency in React.js, JavaScript, REST APIs, Spring Data JPA, and Hibernate.
• Experience with PostgreSQL or DB2, SQL, Kafka, AWS, Docker, and CI/CD tools.
• Knowledge of JUnit, Mockito, Git, Jenkins, OAuth2, and JWT.
• Strong communication, problem‑solving, and technical leadership skills.

Disclaimer: Diverse Lynx LLC is an Equal Opportunity Employer. All applicants and employees are evaluated without discrimination, based solely on their qualifications, ability, competence and performance. This email and its attachments may contain confidential or proprietary information and is intended only for the recipient(s). If you received this message in error, please disregard it and notify the sender. If you no longer wish to receive our communications, you may unsubscribe at any time.
Security Notice: Our official website is www.diverselynx.com We do not operate or authorize any other websites representing Diverse Lynx LLC.