IT Developer / Programmer

RPG Developer (AS400/iSeries)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 ResponsibilitiesAnalyze 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 Qualifications15+ 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.Experience using AI tools to program more quickly and efficiently and make fixes to code - Preferably using ClaudePreferred QualificationsPrior 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.Any experience with Manhattan Scale/WMS EDI Staffing