Demo

RPG Developer (AS/400)

Peaklnk Technology
Romeoville, IL Contractor
POSTED ON 12/1/2025
AVAILABLE BEFORE 3/26/2026

Job Title: RPG Developer

Location: Greater Chicago, IL

Duration: Long Term Contract

We are seeking an experienced and highly skilled Senior RPG Developer with expertise in Warehouse Management System to join our dynamic IT team. The ideal candidate will have a strong background in RPG programming and a deep understanding of warehouse management systems. You will be responsible for developing, maintaining, and enhancing software applications, focusing on the Warehouse Management System and Foreign Trade Zone to improve business processes within the warehouse and supply chain management domains.

Key Responsibilities:

  • RPG Development:
  • Design, develop, and maintain RPG applications on the IBM i (AS/400) platform.
  • Write efficient, high-quality RPG code to meet business requirements and technical specifications.
  • Perform debugging, troubleshooting, and performance tuning to optimize system performance.
  • System Analysis & Design:
  • Analyze business requirements and provide innovative technical solutions, ensuring alignment with industry best practices.
  • Collaborate with cross-functional teams (business, operations, IT) to gather requirements and define system specifications.
  • Database Management:
  • Solid understanding of SQL
  • Design and optimize database structures (including DB2) to support business requirements and enhance performance.
  • Perform data migrations and ensure consistency and integrity across systems.
  • Support & Maintenance:
  • Provide 2nd/3rd level support for production issues related to RPG applications and WMS.
  • Troubleshoot and resolve complex technical problems in a timely manner.
  • Documentation & Reporting:
  • Document system configurations, customizations, and processes.
  • Provide regular status reports and project updates to management.
  • Mentorship & Leadership:
  • Mentor junior developers, providing guidance on best practices, coding standards, and problem-solving techniques.
  • Participate in code reviews and provide constructive feedback to ensure high-quality code delivery.

Requirements

Education:
Bachelor’s degree in Computer Science, Information Technology, or related field (or equivalent work experience).

Experience:

  • Minimum of 5-7 years of experience in RPG programming on the IBM i (AS/400) platform.
  • At least 2-3 years of hands-on experience with any Warehouse Management Systems
  • Strong knowledge of warehouse management systems and supply chain operations.

Technical Skills:

  • Expertise in RPG IV/ILE, CL, and SQL programming.
  • Familiarity with IBM i (AS/400) tools and utilities (e.g., RDI, PDM, SEU).
  • Strong understanding of DB2 and relational databases.
  • Experience with IBM i job scheduling and automation tools (e.g., Job Scheduler).

Soft Skills:

  • Strong problem-solving and analytical skills.
  • Excellent communication skills (written and verbal).
  • Ability to work collaboratively in a team environment.
  • Strong attention to detail and commitment to delivering high-quality solutions.

Certifications (Preferred but not required):
IBM i Development Certifications.

Preferred Skills (Not Required):

  • Experience with other Manhattan Associates products (e.g., Manhattan WMS, TMS).
  • Familiarity with cloud-based technologies or ERP systems (SAP, Oracle, etc.).
  • Knowledge of Agile methodologies and DevOps practices.

Job Type: Contract

Pay: From $60.00 per hour

Work Location: In person

Salary : $60

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