• We are seeking an experienced AS400 technical SME with deep expertise in IBM i (AS/400 / iSeries) systems to lead design, development, modernization, and support of critical enterprise applications. The ideal candidate will act as a technical authority, drive system improvements, and support business-critical operations.
Key Responsibilities:
• Act as a Subject Matter Expert (SME) for the AS400/IBMi platform.
• Provide technical guidance and mentoring to development and support teams.
• Define best practices, coding standards, and architecture guidelines.
• Design, develop, and maintain applications using RPG (RPG III / RPG IV / RPGLE / Free RPG) / CL / CLLE / DB2/400 (DB2 for i)
• Analyze business requirements and translate into technical solutions.
• Perform code reviews and ensure quality standards.
• Troubleshoot production issues and provide timely resolutions.
• Perform root cause analysis and implement preventive measures.
• Manage batch jobs, job scheduling, and system performance tuning.
• Lead modernization initiatives (e.g., RPG to free-format RPG and API enablement).
• Integrate AS400 applications with modern systems, using: REST APIs / Web Services / Middleware tools
• Support migration or transformation initiatives (cloud/ hybrid setups).
• Work closely with business users, architects, and cross-functional teams.
• Participate in requirement discussions and solution design workshops.
Requirements
Technical Skills
• Hands-on experience in RPG IV / RPGLE / Free RPG / CL Programming / DB2 for i (SQL, Query optimization)
• Experience with IBM i (AS400 / iSeries) platform administration basics and Job control, journaling, and system utilities
• Knowledge of APIs, Web Services, integration patterns and Version control tools (e.g., Git)
Nice to have skills.
• Experience in AS400 modernization tools (e.g., ARCAD, Fresche)
• Exposure to DevOps practices on IBM i
• Familiarity with banking / finance domain (if applicable)