Fullstack JAVA Developer

JSR Tech Consulting; Newark (NJ); Hybrid; USD 120,000 - 150,000; Full time

Job summary

JSR Tech Consulting in Newark, NJ, is seeking a contract-to-hire full-stack engineer. This hybrid role requires 3 days in the Newark office per week, with two remote days when feasible, and close collaboration with product, design, and operations.

You will build responsive UIs with React.js, implement backend services in Java Springboot, design REST/GraphQL APIs, and deploy on AWS using Docker. The role emphasizes scalable microservices, CI/CD pipelines, and robust cloud infrastructure with

Qualifications

• Hands-on React.js experience with hooks, state management, and component-based architecture for responsive UIs.
• Strong Java Springboot backend experience with REST/Microservices design.
• Experience designing REST/GraphQL APIs and microservices architectures.
• Hands-on AWS cloud experience (EC2, S3, API Gateway, Lambda).
• Working knowledge of Docker and deployment to AWS ECS/EKS.
• Experience with CI/CD pipelines and automated deployments in AWS environments.
• Understanding of cloud infrastructure concepts (VPC, IAM, load balancing, auto scaling).
• Proficiency with databases (PostgreSQL, MongoDB/NoSQL) and query optimization.
• Experience with monitoring and logging tools (CloudWatch).

Skills

React.js

Java Springboot

REST APIs

GraphQL APIs

AWS

CI/CD

CloudWatch

Databases

Tools

Docker

ECS/EKS

Job description

Contract to hire position with a leading financial firm.

Hybrid, in Newark, NJ - 3 days/week.

Requirements:

• Strong hands-on experience with React.js (hooks, state management, component-based architecture) for building responsive, scalable UIs.
• Solid backend development experience using Java Springboot and RESTful/Microservices API design.
• Experience designing and integrating REST/GraphQL APIs and microservices architectures.
• Hands-on experience with AWS cloud services (e.g., EC2, S3, API Gateway, Lambda) .
• Working knowledge of containerization using Docker and deployment to AWS ECS (or EKS)
• Experience with CI/CD pipelines and automated deployments in AWS environments
• Understanding of cloud infrastructure concepts (VPC, IAM, load balancing, auto scaling)
• Proficiency with databases (PostgreSQL, MongoDB, or NoSQL) and query optimization
• Experience with monitoring and logging tools (e.g., CloudWatch)