Senior AS400 Engineer

- Design, develop, test, and maintain RPG-based applications on IBM i platforms.
- Lead enhancements and bug-fixes in Supply Chan Systems (SDS), with deep understanding of order fulfillment, purchase order processing and transportation operations.
- Develop and integrate Web Services, JSON, and Web API
- Translate business requirements into high-quality, scalable, secure, and maintainable code.
- Work collaboratively with Product Owners, QA, and multiple application and infrastructure teams to deliver end-to-end Supply Chain business solutions.
- Conduct root cause analysis and performance tuning of the applications.
- Modernize legacy RPG code (e.g., RPG III to RPG IV/ILE/Free Format) where necessary ensuring high performance and reliability.




- Analysing and debugging the existing RPG codes and create documentation based on the same for modernisation purpose.
- Create and maintain technical documentation, including code reviews and release notes.
- Comply with Change Management, PCI, PII, SOX policies and best practices.
- Provide technical mentorship to junior developers.

Requirements

- 5+ years of RPG development experience.
- Solid hands-on with IBM i (AS/400, iSeries).
- Proficiency in CL, DDS, DB2/400, and service programs.
- Strong performance tuning and troubleshooting skills.
- Experience integrating RPG with external systems via APIs/JSON.
- Strong knowledge of supply chain processes.

📌 Engineer (Tamil Nadu)
🏢 RandomTrees
📍 Tamil Nadu