RPG Developer (Freelance) – SaaS ERP Platform
Our customer, a growing SaaS provider based in Limburg, we are looking for a Senior RPG Developer to join on a long term, freelance basis.
The organization develops and maintains a customer ERP tooling tailored to their clients industry, with a strong focus on stability, scalability, and continuous functional expansion.
To support this roadmap, they are looking for an experienced RPG Developer to join the team on a long-term freelance basis, working in a mixed RPG / Java technology stack.
Responsibilities
- Design, develop, and maintain ERP functionalities using RPG (IBM i / AS400)
- Contribute to the modernization and extension of existing ERP modules
- Collaborate with Java developers on integrations and hybrid solutions
- Analyze functional requirements and translate them into robust technical solutions
- Participate in bug fixing, performance optimization, and technical refactoring
- Work closely with functional analysts, product owners, and support teams
- Ensure code quality, maintainability, and documentation standards
- Support clients indirectly by improving platform stability and reliability
Profile
- Strong professional experience as an RPG Developer (RPG III / IV / ILE)
- Hands-on experience with IBM i / AS400 environments
- Experience in ERP systems or complex business applications
- Familiar with SaaS environments and multi-tenant platforms
Additional Details
- Contract type: Freelance
- Location: Limburg (hybrid)
- Sector: SaaS / ERP software
- Technology stack: RPG (IBM i / AS400), Java
- Start date: Flexible