Full Stack Developer (Java & React)

Title: Full Stack Developer (Java & React)

Location: Trenton, NJ (Hybrid)

Duration: Long Term

Interview Type: (IN person interview / Virtual)

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.

Short Description

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.

Required/Desired Skills

Skill

Required /Desired

Amount of Experience

Java (Core & Modern)

Required

10

Years

System Refactoring / Monolith Modernization

Required

7

Years

Spring Framework (Spring Boot, Spring MVC, Hibernate)

Required

7

Years

Relational Databases & Data Analysis

Required

7

Years

Oracle Database Management & SQL Optimization

Highly desired

7

Years

JavaScript & React

Required

5

Years

CSS & Bootstrap

Required

5

Years

RESTful API Development

Required

5

Years

Developer Testing (JUnit, Mockito, React Testing Library)

Required

5

Years

Software Deployment & CI/CD Tooling

Required

5

Years