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Location: Trenton, New Jersey (NJ)
Contract Type: C2C
Posted: 2 months ago
Closed Date: 10/17/2025
Skills: Docker, Kubernetes,AWS services
Visa Type: Any Visa

Job Title: Senior Java / J2EE Developer (Hybrid)

Location:Trenton, NJ

Duration:6+ months

Must have: AWS Certification 

Interview Process: In Person Only

Job Description

We are seeking a strong and forward-thinking Java/J2EE Developer with experience in modernizing enterprise applications from on-prem environments to cloud-native architectures. The ideal candidate will have deep expertise in Java, Spring Framework, microservices, and experience working with AWS services including Beanstalk, RDS, DynamoDB, ECS/EKS, and Lambda. Familiarity with containerization (Docker, Kubernetes) is expected as part of a transitional strategy, with the long-term goal of moving to a serverless, event-driven architecture. Knowledge of Node.js is a plus.

 

Position Summary

The successful candidate will playa key role in a strategic application modernization initiative to migrate legacy Java applications from an on-prem to the cloud (AWS), leveraging modern technologies such as Spring Boot, containerization, AWS managed services, and eventually serverless architectures. This position requires strong full-stack development capabilities, with emphasis on cloud readiness, microservices, and integration with AWS services. Candidates should also be comfortable supporting legacy systems in the short term, while driving long-term modernization efforts.

 

Key Responsibilities

  • Modernize and migrate legacy WebSphere Java applications to AWS using Spring Boot and cloud-native best practices
  • Design, develop, and maintain scalable, modular Java microservices leveraging Java and Spring Boot
  • Build and integrate RESTful APIs using Spring, API Gateway, and AWS Lambda
  • Maintain and enhance existing SOAP services, supporting a phased deprecation strategy
  • Support and optimize legacy data access using JPA, Hibernate, MyBatis while transitioning to AWS RDS (Aurora) and DynamoDB
  • Utilize AWS services such as Beanstalk, Lambda, RDS, S3, DynamoDB, CloudWatch
  • Apply containerization using Docker, with short-term orchestration using Kubernetes or ECS
  • Collaborate on infrastructure-as-code (IaC) with tools such as CloudFormation or Terraform
  • Work closely with DevOps to ensure seamless CI/CD pipelines using GitHub, Maven/Gradle, Jenkins, etc.
  • Collaborate with UI developers on React-based front ends
  • Write unit and integration tests using JUnit, Mockito, TestNG
  • Maintain and troubleshoot existing applications with JSF front ends
  • Provide documentation and architecture diagrams for modernization roadmap