Overview
Skills
Job Details
Short 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, SpringFramework, 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-drivenarchitecture. 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.
location: Trenton, New Jersey
job type: Contract
salary: $55 - 60 per hour
work hours: 8am to 5pm
education: Bachelors
responsibilities:
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
qualifications:
Preferred Certifications (Nice to Have):
- AWS Certified Developer - Associate or AWS Certified Solutions Architect
Education: Bachelor's degree in computer science or a related field, or equivalent technical experience
skills:
- 7+ years of experience in Java/J2EE development, with emphasis on Java 17+, Spring Boot, REST APIs
- Experience modernizing Java apps from legacy environments (e.g., WebSphere)
- Proficiency in Spring Framework (Spring Boot, Spring Cloud, Spring Security, etc.)
- Experience building scalable microservices and integrating with AWS RDS, Aurora, DynamoDB
- Hands-on experience with AWS services: Beanstalk, Lambda, EC2, S3, API Gateway
- Familiarity with containerization using Docker, short-term Kubernetes support
- Experience developing and consuming SOAP and REST web services
- Strong SQL and NoSQL data modeling experience
- Proficient in Git, Maven/Gradle, CI/CD workflows
- Familiarity with Node.js and server-side JavaScript (optional but a plus)
- Experience with Agile development methodologies
Ideal Candidate Will Be Able To
- Lead modernization efforts and translate architectural direction into scalable, maintainable code
- Support legacy systems while contributing to new serverless and microservices-based solutions
- Write clean, testable, and well-documented code
- Mentor junior developers and work collaboratively in cross-functional teams
- Stay up to date with trends in cloud-native development, serverless architectures, and DevOps
- Communicate clearly with both technical and non-technical stakeholders
Equal Opportunity Employer: Race, Color, Religion, Sex, Sexual Orientation, Gender Identity, National Origin, Age, Genetic Information, Disability, Protected Veteran Status, or any other legally protected group status.
At Randstad Digital, we welcome people of all abilities and want to ensure that our hiring and interview process meets the needs of all applicants. If you require a reasonable accommodation to make your application or interview experience a great one, please contact
Pay offered to a successful candidate will be based on several factors including the candidate's education, work experience, work location, specific job duties, certifications, etc. In addition, Randstad Digital offers a comprehensive benefits package, including: medical, prescription, dental, vision, AD&D, and life insurance offerings, short-term disability, and a 401K plan (all benefits are based on eligibility).
This posting is open for thirty (30) days.