RPG/iSeries Developer — Modernizing Legacy Systems to Java

Capstone IT, Inc.; Springfield (MO); On-site; USD 70,000 - 100,000; Full time

Job summary

Capstone IT, Inc. is seeking an experienced RPG Developer to support strategic systems in finance, HR, and inventory. The role focuses 80% on troubleshooting within RPG/I-Series environments and 20% on documenting processes and preparing for a Java-based transition.

You will analyze legacy applications, collaborate with stakeholders, and document dependencies and workflows while supporting DB2 data structures. Night/weekend rotation may be required.

Qualifications

• Strong experience with RPG III/IV/ILE development
• Hands-on experience with IBM iSeries (AS/400) environments
• Solid understanding of DB2 databases
• Experience analyzing and documenting legacy systems and business processes
• Ability to translate technical findings into clear, structured documentation
• Strong communication and collaboration skills

Responsibilities

• Heavy focus on RPG/I-Series development and support work
• Analyze and research legacy applications on RPG within an iSeries (AS/400) environment
• Collaborate with stakeholders to understand workflows and business processes
• Document application functionality, dependencies, and operational processes
• Support discovery for system transition to a Java-based platform
• Provide insights into data structures and DB2 data flows
• Assist with limited enhancements, troubleshooting, and support
• Partner with cross-functional teams such as business analysts and architects
• Able to provide night/weekend support on a rotation with the team

Skills

RPG

IBM iSeries

DB2

Documentation

Communication

Tools

AS/400

Java (transition)

Job description

Capstone IT, Inc. is seeking an experienced RPG Developer to support strategic systems in finance, HR, and inventory. The role focuses 80% on troubleshooting within RPG/I-Series environments and 20% on documenting processes and preparing for a Java-based transition.

You will analyze legacy applications, collaborate with stakeholders, and document dependencies and workflows while supporting DB2 data structures. Night/weekend rotation may be required.