Software Engineer III ( IBM i / AS400)

ODW Logistics
Columbus, United States of America
7 days ago

Role details

Contract type
Permanent contract
Employment type
Full-time (> 32 hours)
Working hours
Regular working hours
Languages
English
Experience level
Senior

Job location

Columbus, United States of America

Tech stack

API
Application Performance Management
IBM System I
Unit Testing
Code Review
Electronic Data Interchange (EDI)
Hypertext Transfer Protocols (HTTP)
IBM RPG (Programming Language)
Software Engineering
SQL Databases
Warehouse Management Systems
Information Technology
Software Version Control

Job description

The IBM i / AS400 Software Engineer III is responsible for designing, developing, modernizing, and supporting business-critical applications on the IBM i platform. This role works closely with IT, Operations, and business stakeholders to enhance warehouse management and logistics systems, troubleshoot production issues, improve application performance, and deliver reliable solutions that support internal teams and external customers., * Design, develop, maintain, and support applications written in RPG, RPGLE, Free-Form RPG, CLP, CLLE, and SQL on the IBM i / AS400 platform.

  • Analyze, troubleshoot, and resolve production issues within IBM i applications supporting warehouse management, customer operations, inventory, fulfillment, and logistics workflows.
  • Partner with business users, operations leaders, and IT teammates to translate requirements into practical, reliable technical solutions.
  • Support and enhance WMS-related applications, including AS400 functionality and integrations with broader logistics platforms.
  • Develop and maintain integrations using SQL, APIs, HTTP services, data exchange methods, and related integration patterns.
  • Create and maintain technical documentation, unit test plans, deployment notes, and support procedures aligned to development standards.
  • Participate in code reviews, promote IBM i development standards, and identify opportunities to improve quality, maintainability, and performance.
  • Use change management tools such as ALDON / Rocket Aldon to manage source control, deployments, and production changes.
  • Identify modernization opportunities within legacy RPG applications while balancing operational stability and business continuity.

Requirements

  • 7+ years of software development experience, including significant hands-on experience with IBM i / AS400 application development and support.

  • BA/BS, preferably in Computer Science, MIS, IS/IT, or a related field. Or, equivalent experience.

  • Experience supporting WMS, logistics, transportation, 3PL, or supply chain systems preferred.

  • Experience supporting production systems in a high-volume operational environment preferred.

About the company

ODW Logistics is a people-focused and customer-driven third-party logistics (3PL) provider committed to delivering seamless end-to-end supply chain solutions. Our extensive range of services include supply chain design and innovation, warehousing, efficient distribution and fulfillment, freight brokerage, transportation management, and specialized e-commerce fulfillment solutions., Pillared on our core values, we strive for collective growth and reaching our highest potential. We are dedicated to helping our teammates experience fulfillment through their individual strengths and innovative ideas. Respect | Give and it will be given. We treat others as we want to be treated. We cannot control events, but we can control our response. We build respect through honesty, fairness, and integrity. Trust | Earned over time. We do what we say we will do. We are clear, direct, and honest. We seek to understand and be understood. Team | Accomplish more together. We work hard toward a common goal. We desire to make everyone successful. We achieve the best results as a team. Opportunity | Realize your potential. We believe all people have significance and potential. We understand work and life are integrated and we value both. We strive to make an impact in the world around us.

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