EPAM is a leading integral provider of digital platform engineering and development services. We are committed to having a positive impact on our customers, our employees, and our communities. We embrace a dynamic and inclusive culture. Here you will collaborate with multi-national teams, contribute to a myriad of innovative projects that deliver the most creative and cutting-edge solutions, and have an opportunity to continuously learn and grow. No matter where you are located, you will join a dedicated, creative, and diverse community that will help you discover your fullest potential.

We are seeking a
Senior Java Developer
to join an AWS ProServe mainframe modernization engagement. This initiative transforms legacy COBOL/JCL business logic into cloud-native Java microservices, leveraging agentic AI capabilities to accelerate code generation and ensure functional equivalence with source systems.

Responsibilities
- Transform decomposed mainframe business logic from COBOL and JCL into cloud-native Java microservices using Spring Boot and modern architectural patterns




- Leverage agentic AI tools to generate microservice specifications, modernized application code, and Infrastructure as Code from reverse-engineered mainframe components
- Validate AI-generated output for functional equivalence against original mainframe logic, identify and resolve transformation gaps
- Review and refine mappings between mainframe constructs and target Java microservice implementations to preserve business logic
- Collaborate with architects to refine microservice designs, optimize service boundaries, and implement appropriate API contracts
- Document transformation decisions, architectural patterns, and integration specifications to support knowledge transfer and maintenance

Requirements
- 5+ years of experience in Java development with advanced expertise in Spring Boot
- Advanced skills in microservice architecture style
- Proficiency in AWS Mainframe Modernization services and appli

📌 Senior Java Developer, Mainframe Modernization (México)
🏢 Epam Systems
📍 México