Helpware is seeking a Java Developer to join a large-scale enterprise modernization initiative focused on transforming legacy COBOL/CICS applications into a modern Java-based architecture. This is an excellent opportunity for developers with 3 years of commercial experience to contribute to a long-term enterprise project in healthcare industry while working with established frameworks, clear technical specifications, and experienced engineering teams.

Project Duration: 8–12 months with possible extension

Responsibilities:

- Develop Java-based solutions according to detailed technical specifications provided by subject matter experts

- Implement Java Enterprise components, including handlers, Enterprise JavaBeans (EJBs), and Data Access Objects (DAOs)

- Develop business logic and database interaction layers

- Create and optimize SQL queries and database integrations

- Write, execute, and maintain unit tests

- Deliver clean, maintainable, and well-documented code following established coding standards

- Participate in code reviews and support integration activities

- Collaborate with cross-functional teams to ensure successful project delivery

Requirements:

- 3+ years of commercial Java development experience

- Strong Java, Cobol, and enterprise application development background

- Actian DataConnect (version 11.5 or higher preferred): building and maintaining integration maps and processes

- HIPAA X12 EDI experience (834, 835, 837, 270/271, 276/277), including X12-to-XML transformation

- XML, XSLT, and DTD/schema handling

- Message queue integration (IBM MQ/JMS) a plus

- SQL/database and API/integration experience

- Comfortable working within an established application architecture

- Healthcare payer experience strongly preferred; Medicare/Medicaid a plus

- English level - B2 or better

Technical Environment:

- Java Enterprise Edition (Java EE)

- Enterprise JavaBeans (EJB)

- Actian DataConnec

- Data Access Objects (DAO)

- SQL Databases

- IBM Rational Application Developer (RAD)

- IBM WebSphere Application Server

- Angular-based frontend ecosystem (backend-focused role)

We Offer:

- Fully remote work from anywhere in Mexico or South America

- Opportunity to work on a large-scale enterprise modernization project

- Long-term project engagement with potential extension opportunities

- Collaboration with experienced architects, project managers, and subject matter experts

- Competitive compensation

- Supportive and collaborative team culture

We sincerely thank all applicants for their interest. However, only shortlisted candidates will be contacted for interviews.

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📌 Java Developer - COBOL Modernization Project (Puerto Vallarta)
🏢 Helpware
📍 Puerto Vallarta