Java / J2EE Developer w AWS

Java / J2EE Developer with experience in modernizing enterprise applications from on-prem environments to cloud-native architectures .

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

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.

Full Job Description

Position Summary

The successful candidate will playa key role in a strategic application modernization initiative to migratelegacy Java applications from an on-prem to the cloud (AWS), leveraging moderntechnologies such as Spring Boot , containerization , AWSmanaged services , and eventually serverless architectures . Thisposition requires strong full-stack development capabilities, withemphasis on cloud readiness , microservices , and integrationwith AWS services . Candidates should also be comfortable supporting legacysystems 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

Preferred Certifications (Nice to Have) :

Required / Desired Skills

Skill

Required / Desired

Amount

of Experience

Exp You Have

Java SE / Java 17+

Required

Years

J2EE

Required

Years

Spring Framework (Boot, Cloud, Security) Required 7+ Years

Required

Years

REST API Development

Required

Years

WebSphere Modernization

Required

Years

Microservices Architecture

Required

Years

AWS Elastic Beanstalk

Required

Years

AWS Lambda

Required

Years

AWS EC2

Required

Years

AWS S3

Required

Years

AWS RDS (Aurora)

Required

Years

AWS DynamoDB Required 2+ Years

Required

Years

Docker

Desired

Years

Kubernetes / ECS

Desired

Years

SOAP Web Services

Required

Years

JPA / Hibernate / MyBatis

Required

Years

SQL Databases

Required

Years

NoSQL Databases

Required

Years

Git Required 5+ Years

Required

Years

Maven / Gradle

Required

Years

CI / CD (Jenkins, GitHub Actions, etc.)

Required

Years

React (collaboration with UI team) Required 2+ Years

Required

Years

JSF Maintenance

Required

Years

Unit Testing (JUnit, Mockito, TestNG)

Required

Years

Agile Methodologies

Required

Years

Node.js