Java/J2EE Developer (Spring / AWS)

Trigyn has a contract opportunity for Java/J2EE Developer in Trenton, NJ. The particulars of the position are as follows.

Description:
The client is 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.

The successful candidate will play a 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

Required Qualifications & Technical 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

Education:
? Bachelor?s degree in computer science or a related field, or equivalent technical experience

Preferred Certifications (Nice to Have):
? AWS Certified Developer ? Associate or AWS Certified Solutions Architect

For Immediate Response call , or send your resume to

TRIGYN TECHNOLOGIES, INC. is an EQUAL OPPORTUNITY EMPLOYER and has been in business for 35 years. TRIGYN is an ISO 9001:2015, ISO 27001:2013 (ISMS),ISO 20000:2018 and CMMI Level 5 certified company.