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# Java Modernization Engineer

- **Company:** Apptad Inc.
- **Location:** Wellesley, MA, United States
- **Salary:** $120,400.0 - $198,700.0
- **Contract:** Permanent contract
- **Skills:** Java (Programming Language), Amazon Web Services, Amazon Elastic Compute Cloud, Applications Architecture, Unit Testing, Static Program Analysis, Software Quality, Code Review, Continuous Integration, DevOps, Spring Framework, Software Engineering, Java Application Server, Enterprise Software Applications, Spring-boot, Software Security, Git, Integration Tests, Information Technology, Deployment Automation, Build Tools, Cloud Migration, Restful APIs, Code Restructuring, Docker, Legacy Systems, Microservices
- **Published:** September 25, 2026
- **Apply:** https://www.careerjet.com/jobad/us25706ee0a43b7c55ff52248d3176ba1c

## About the Role

* Strong experience in Java development Java 81115
 * Experience upgrading Java versions and refactoring legacy applications
 * Knowledge of Spring Boot Spring Framework REST APIs
 * Experience migrating applications from HTTP to HTTPS
 * Understanding of SSLTLS certificates encryption and application security
 * Experience with Maven Gradle Git Jenkins or similar DevOps tools
 * Familiarity with AWS services and modernization tools
 * Experience with code analysis dependency management and remediation

AWS Skills

 * AWS Application Modernization
 * Amazon Transform AWS modernization tooling
 * AWS EC2 S3 IAM
 * AWS DevOps and CICD integration
 * Cloud migration and modernization best practices

Preferred Skills

 * Experience with containerization Docker KubernetesEKS
 * Knowledge of microservices architecture
 * Experience with automated code transformation tools
 * Exposure to cloud native application development
 * Experience in enterprise scale modernization programs

Experience

 * 5- 10 years of software engineering experience
 * 3 years in Java modernization migration or transformation initiatives
 * Experience in AWSbased modernization programs preferred

Educational Qualification
Bachelors or Masters degree in Computer Science Information Technology or related field
Key Deliverables

## Description

We are seeking an experienced Java Modernization Engineer to support the transformation and modernization of legacy enterprise applications The role involves refactoring legacy Java applications to Java 15 converting existing HTTPbased applications to HTTPS and leveraging AWS modernization tools such as Amazon Transform to accelerate application upgrades improve security and enhance maintainability Experience in application modernization cloud adoption and code transformation initiatives is essential The JD aligns with modernization activities referenced in internal documentation around Java version upgrades and AWS transformation tooling
Key Responsibilities

 * Analyze and assess legacy Java applications for modernization opportunities
 * Refactor and upgrade Java applications to Java 15 ensuring code quality compatibility and performance improvements
 * Convert existing HTTPbased applications to HTTPS implementing SSLTLS security best practices
 * Leverage Amazon Transform and other AWS modernization services tools to automate and accelerate application modernization
 * Resolve code dependency framework and build compatibility issues during migration
 * Modernize application architecture and prepare applications for cloud native deployment
 * Collaborate with architects DevOps engineers security teams and business stakeholders
 * Perform code reviews unit testing integration testing and deployment validation
 * Document modernization strategies transformation outcomes and technical recommendations
 * Support CICD integration and automated deployment processes


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