Full Stack Developer (Java & React)

Job Title: Full Stack Developer (Java & React)

Job Id: 26-04320

Location: Trenton ,NJ

Duration: 09 months contract

Job Summary

Senior Full-Stack Developer (Java & React) with 10+ years of experience building scalable web applications and modernizing legacy systems. Specialized in transitioning monolithic applications into modular microservices using Java and Spring Boot.

Senior Full-Stack Developer (Java & React) with 10+years of experience building scalable web applications and modernizing legacy systems. Specialized in transitioning monolithic applications into modular microservices using Java and Spring Boot, alongside intuitive user interfaces with React, JavaScript, and Bootstrap. Strong background in REST APIs, relational database optimization (Oracle), CI/CD pipelines, and converting core business requirements into reliable technical solutions.

Note: This is a hybrid position and candidate will be required to come into the Trenton office three days a week.

Senior Full-Stack Developer responsible for the hands-on development, refactoring, and full-lifecycle support of enterprise web applications. This role balances day-to-day feature development with system modernization—decoupling legacy architectures into clean, modular, cloud-ready services.

The developer works across the full software stack to deliver performant solutions, optimize existing database structures, and enforce engineering best practices through automated testing and clean CI/CD deployment workflows.

Key Responsibilities

• Application Modernization & Development: Refactor legacy Java applications into modular Spring Boot microservices while building responsive front-end components using React and Bootstrap.
• API & Database Engineering: Design secure RESTful APIs and execute database schema changes and performance tuning within relational databases (Oracle preferred).
• Requirements & Design: Convert complex business needs into clean, maintainable technical implementations while following departmental standards.
• Testing & Quality Control: Execute thorough developer-level testing using JUnit, Mockito, and React Testing Library to maintain system reliability.
• Deployment & Ongoing Maintenance: Manage application builds, deploy software through CI/CD pipelines, and provide post-launch operational support.

Bachelors in Computer Science or related field required. LinkedIn Profile required.

Skill Table:

Skill

Required / Desired

Amount of Experience

Java (Core & Modern)

10

Years

System Refactoring / Monolith Modernization

7

Years

Spring Framework (Spring Boot, Spring MVC, Hibernate)

7

Years

Relational Databases & Data Analysis

7

Years

Oracle Database Management & SQL Optimization

Highly desired

7

Years

JavaScript & React

5

Years

CSS & Bootstrap

5

Years

RESTful API Development

5

Years

Developer Testing (JUnit, Mockito, React Testing Library)

5

Years

Software Deployment & CI/CD Tooling

5

Years

Compensation:

The hourly rate for this position is between $60.00-$65.00 per hour.

Factors which may affect starting pay within this range may include [geography/market, skills, education, experience and other qualifications of the successful candidate]

Benefits:

Sunrise offers ACA compliant medical coverage/dental insurance/vision insurance to all employees. We also offer Sick time benefits as required per State regulations

Contact:

Jaya Balaji: jayabalaji.s@sunrisesys.com | (732) 515-5373 | URL: www.sunrisesys.com