IBM Developer — RPG​/Business

IBM i Developer — RPG / Business Applications

Full-time

Do you want to work for a company where the people are the purpose? At Grimco, our developers aren’t just maintaining a system – they’re building and modernizing a platform that runs the daily operations of one of North America’s leading sign supply distributors. As an IBMi developer, you’ll have direct ownership of meaningful work on a mission‑critical platform, with the support and mentorship to grow your skills alongside it.

• Develop new business applications and maintain existing ones using fully free‑format ILE RPG (RPGLE / SQLRPGLE) and CL.
• Write efficient embedded SQL against a DB2 database to support data retrieval, processing, and reporting.
• Build and maintain modular ILE objects – modules, service programs, and binding directories.
• Collaborate with project managers, QA, and business stakeholders to translate requirements into clean, well‑documented code.
• Participate in code reviews, debugging, root cause analysis, and production support.
• Work within a structured development workflow using Jira and contribute to deployment processes.
• Integrate with external systems and data interchange processes as needed.
• Stay current with RPG modernization trends, including open‑source tooling and API and modern interface integration.

• 3–5 years of development experience on IBMi (AS/400 / iSeries / Power Systems).
• Demonstrated proficiency in fully free‑format RPG IV.
• Strong understanding of ILE concepts: modules, service programs, binding directories, and activation groups.
• Embedded SQL and DB2 for i – SQL‑based I/O is the standard here, not the exception.
• CL / CLLE for job control and batch processing.
• Familiarity with prototype keywords, data structures, and modern procedure‑based program design.
• Ability to read, understand, and modernize legacy fixed‑format code when needed – without writing new fixed‑format code.
• Experience with RDi or VS Code + Code4i extension for development.

• Experience with EDI or data interchange – X12 transaction sets, flat file processing, FTP automation.
• Background in distribution, inventory, or order management systems.
• Exposure to open‑source tooling on IBMi (Node.js, PHP, Python via PASE).
• COMMON Certified Application Developer – ILE RPG on IBMi, or active pursuit of it.
• Familiarity with Jira and Agile / project‑based development workflows.
• Security‑minded with awareness of current IBMi and application security best practices.

• Full medical, dental, and vision benefits available. Premiums have remained unchanged for more than 16 years.
• Paid maternity/paternity leave.
• Paid holidays.
• 401(k) with profit sharing, up to 6% of the employee’s total compensation earnings.
• IBM training and certification support.
• Employee referral benefits.

Grimco is a national wholesale sign supply manufacturer and distributor with over 65 locations across North America and the United Kingdom. Founded over 150 years ago and still family‑owned, we focus on delivering quality products and outstanding service to the sign industry. Our platform has powered the business for decades – and continues to evolve.