RPG Programmer

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Overview

We are seeking a highly skilled RPG Developer (AS400/iSeries) to support a complex system separation project involving an ERP and WMS system running on the IBM AS400/iSeries platform. The ideal candidate will have deep technical expertise in RPG, RPGIII, RPGILE, and CL, along with a proven ability to analyze and document legacy systems.

This role is a hands-on programming and documentation position, requiring a detail-oriented professional capable of understanding and communicating system logic in environments with limited documentation.

Key Responsibilities

• Analyze existing RPG-based ERP and WMS code to identify dependencies between systems.
• Document existing program logic, workflows, and data interactions in clear, technical language.
• Assist in planning and executing the separation of ERP and WMS functionality.
• Develop and modify programs using RPG, RPGIII, RPGILE, and CL to support the separation process.
• Collaborate with internal IT, business process owners, and external partners to validate functional behavior and ensure continuity.
• Provide testing support, troubleshoot issues, and ensure data integrity throughout the transition.
• Prepare detailed technical documentation to support future system maintenance and enhancement.
  
  

Required Qualifications

• 15 years of experience programming on the IBM AS400/iSeries platform.
• Expert-level knowledge of RPG, RPGIII, RPGILE, and CL programming languages.
• Strong analytical and documentation skills must be able to read and interpret legacy code and translate it into functional specifications.
• Experience with ERP and WMS systems architecture and integration points.
• Solid understanding of order-to-cash business processes, particularly in a retail or distribution environment.
  
  

Preferred Qualifications

• Prior experience with D&W (Daly & Walcot, now Infor Aplus) and/or JDA MMS (Merchandise Management System, now Blue Yonder).
• Background in system separation, migration, or modernization projects.
• Excellent communication skills and ability to work effectively with both technical and non-technical stakeholders.
  
  

Additional Information

• Engagement Type: Contract (Independent or through staffing vendor).
• Work Environment: Mostly Office with some Warehouse/Distribution Center.
• Hours: Full-time during project duration including possible evening and weekends.
  
  

Compensation: Competitive, commensurate with experience.