Full Stack Engineer (Java/React, AWS) – 6+ Month Contract

MassGenics, Inc.; Jersey City (NJ); Hybrid; USD 85,000 - 121,000; Full time

Benefits offered by this job

AWS certification

Job summary

MassGenics, Inc. in Jersey City, NJ seeks an Intermediate Full Stack Developer to balance front-end and back-end work in a contract-to-hire role.

You'll work with Java, React, and AWS to deliver secure, scalable solutions while participating in architecture and SDLC processes.

The role requires 5–6 years of hands-on experience, strong problem-solving, and collaboration with cross-functional teams in an enterprise environment.

Qualifications

• Formal training or certification on software engineering concepts and 3+ years applied experience
• Hands-on experience in system design, development, testing, and operational stability
• Proficient in coding in Java
• Experience with front end technology including React
• Experience in a large corporate environment with modern programming languages and database querying languages
• Knowledge of Software Development Life Cycle
• Solid understanding of agile methodologies (CI/CD, resiliency, security)
• Knowledge of cloud/AI/mobile/ML related technologies

Responsibilities

• Executes software solutions, design, development, and troubleshooting with ability to think beyond routine approaches
• Creates secure, high-quality production code and maintains algorithms that run with appropriate systems
• Produces architecture and design artifacts for complex applications and ensures design constraints are met by code
• Gathers, analyzes, and visualizes data to improve software applications and systems
• Identifies patterns in data to drive improvements in coding hygiene and architecture
• Contributes to engineering communities of practice and promotes inclusive team culture

Skills

CI/CD concepts

System design

Agile methods

Tools

AWS

Java

React

Job description

MassGenics, Inc. in Jersey City, NJ seeks an Intermediate Full Stack Developer to balance front-end and back-end work in a contract-to-hire role.

You'll work with Java, React, and AWS to deliver secure, scalable solutions while participating in architecture and SDLC processes.

The role requires 5–6 years of hands-on experience, strong problem-solving, and collaboration with cross-functional teams in an enterprise environment.