ASLAM SAMEER

Client: Legrand
Domain: Manufacturing & Logistics

• Designed, developed, and enhanced enterprise applications using RPG, RPGLE, CL, and DB2/400 to support business operations across 24 global countries.
• Delivered 20–30 application enhancements annually, including new program development, existing program modifications, and database updates to improve system functionality and business workflows.
• Performed program debugging and root cause analysis on complex RPG/RPGLE and CL programs, reducing recurring production incidents by 30–40%.
• Optimized DB2/400 queries and batch job processing, improving batch job performance and increasing system reliability by 20–30%.
• Developed and maintained CL programs for job scheduling, batch processing, and system automation, ensuring smooth daily operations.
• Implemented data validation and error handling logic within RPG/RPGLE programs to prevent data corruption and improve transaction accuracy.
• Resolved 95% of production incidents within SLA, handling issues related to MSGW, job failures, data inconsistencies, and DB2 data integrity problems.
• Implemented SFTP-based file transfer solution on IBM i (AS400) using CL and RPGLE to securely transmit data files from AS400 to external SFTP servers.
• Performed code reviews, program modifications, and production deployments, ensuring compliance with enterprise development standards.
• Managed PTF upgrades, environment refreshes, and system maintenance activities across development, testing, and production environments.
• Provided L2/L3 production support, monitoring batch jobs, analyzing job logs, and debugging issues
• Worked extensively with DB2/400 database objects including physical files, logical files, indexes, and embedded SQL within RPGLE programs.

Clients: Primark, Altar'D State
Domain: Retail

• Resolved 1000+ production incidents related to RPG/RPGLE programs, CL jobs, and DB2/400 database issues, achieving an 85–90% first-time fix rate and minimizing system downtime.
• Reduced average ticket resolution time by ~25% through improved debugging practices, detailed documentation, and faster root cause identification.
• Designed, developed, and enhanced 30+ RPG and CL programs supporting retail merchandising and inventory management systems.
• Performed program analysis, code modifications, and testing for RPG/RPGLE applications to support business enhancements and production fixes.
• Worked extensively with DB2/400 database objects including physical files, logical files, joins, and embedded SQL queries within RPGLE programs.
• Implemented GUI enhancements using Rocket LegaSuite, improving system usability and reducing UI-related incidents by ~20%.
• Provided 24x7 production support, including batch job monitoring, MSGW handling, job failure analysis, and system debugging
• Supported post-deployment hyper-care activities, ensuring smooth release stabilization and quick resolution of production issues.
• Collaborated with functional teams and end users to analyze requirements, troubleshoot issues, and implement system improvements within AS400 retail applications.