Senior RPG Developer

We are seeking a Senior RPG Developer to provide technical leadership and hands‑on development for our IBM i (AS/400) based ERP platforms. This role is focused on modernizing legacy RPG applications using contemporary development practices, structured refactoring techniques, and AI‑assisted development tools. The ideal candidate brings deep RPG expertise, mentors others, and helps drive long‑term platform sustainability.

What You'll Get to Do

Lead the design, development, and modernization of RPG ILE applications across our IBM i–based ERP platforms

Refactor legacy fixed‑format RPG into free‑form, modular, and service‑oriented code

Use AI‑assisted development tools to accelerate code comprehension, refactoring workflows, and documentation

Establish, document, and champion development standards and best practices across the team

Partner with business analysts and stakeholders to translate business needs into clean, effective technical solutions

Design and support integrations, batch jobs, and ERP interfaces

Perform advanced troubleshooting, root‑cause analysis, and production support

Create and maintain technical documentation that makes life easier for the entire team

Mentor junior and mid‑level developers sharing knowledge, building capability, and raising the bar for the team

What We Are Looking For

5+ years of RPG ILE development experience (free‑form strongly preferred)

Strong experience with CL, DDS, and DB2 for i

Deep understanding of IBM i job processing and batch environments

Proven experience modernizing or refactoring legacy systems

Familiarity with Git or modern source control workflows

Exposure to or hands‑on experience with AI‑assisted coding tools

Strong technical leadership and mentoring abilities

Clear communicator with both technical and non‑technical audiences

Analytical, detail‑oriented problem solver who can balance legacy support with forward‑looking modernization

Bachelor's degree in Computer Science, Information Systems, or equivalent professional experience

Nice to Have

Experience with Infor Infinium

Background in ERP integrations, EDI, or file‑based interfaces

Familiarity with web services, APIs, SQL‑centric design, or service programs

Experience supporting multi‑site ERP environments

We recognize that great developers come from many different paths. If you're confident you have the skills for this role, we encourage you to apply even if your experience doesn't check every box.

What OBE Offers You

Benefits that benefit you – industry competitive benefits at the lowest cost to the employee

Work‑life balance – PTO and holidays, including floating holidays you can choose

Compensation that rewards your hard work – A pay‑for‑performance culture with potential for annual raises and bonuses

Training – We will equip you with the knowledge and skills you need to succeed

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