AS400 Developer

Prequel Solutions; United States; Remote; USD 83,000 - 124,000; Part time

Job summary

Prequel Solutions is seeking a part-time RPG Developer to support a critical legacy quoting system. This remote-first consulting role offers 15–20 hours per month and a long‑term, multi‑year engagement in the United States.

You will maintain and enhance the AS400‑based quoting system, perform RPG updates, troubleshoot issues, and collaborate on data flows with ERP. The ideal candidate works independently with minimal oversight and has strong RPG / IBM i experience.

Qualifications

• Strong experience with RPG (RPG III, RPG IV, RPGLE, or ILE RPG).
• Hands‑on experience with AS400 / IBM i (iSeries) environments.
• Experience supporting legacy business‑critical applications.
• Ability to work independently with minimal oversight.

Responsibilities

• Maintain and enhance a custom quoting/pricing system running on AS400
• Perform RPG coding updates, fixes, and minor enhancements
• Support a high‑volume quoting environment tied to daily business operations
• Troubleshoot issues and ensure system stability
• Collaborate as needed on integrations or data flow with ERP

Skills

RPG

AS400/IBM i

Legacy applications

Independent work

Job description

RPG Developer (AS400 / IBM i) – Fractional / Part-Time Consulting

Seeking a part-time RPG Developer to support a critical legacy quoting system. This is a long-term, low-hour consulting engagement @ 15-20 hours per month. This model is planned to be long term and ideal for candidates seeking part time work or has capacity for added workload per month.

Overview

• Part‑time consulting role (15‑20 hours/month)
• Ongoing, multi‑year engagement
• Remote‑first (Pittsburgh area preferred, not required)

Scope of Work

• Maintain and enhance a custom quoting/pricing system running on AS400
• Perform RPG coding updates, fixes, and minor enhancements
• Support a high‑volume quoting environment tied to daily business operations
• Troubleshoot issues and ensure system stability
• Collaborate as needed on integrations or data flow with ERP

Key Skills & Experience

• Strong experience with RPG (RPG III, RPG IV, RPGLE, or ILE RPG)
• Hands‑on experience with AS400 / IBM i (iSeries) environments
• Experience supporting legacy business‑critical applications
• Ability to work independently with minimal oversight

Nice to have

• Experience with quoting, pricing, or order entry systems

Compensation & Structure

• Hourly consulting model
• Engagement can be structured as: 1099 (independent contractor), or W2 hourly

Originally posted on Himalayas