Tata Consultancy Services Ltd., Calcutta, SAP ABAP Consultant (Prominent Retail Client, UK), 03/2010, 11/2015, Served onshore lead SAP Consultant for omni-channel Retail transformation projects, supporting with Release go-live, Production Cutover, Defects, RCAs, Change Requests, Sanity testing, Code transports, Staging and Warranty support activities, Implemented ABAP Enhancements in form of Custom BADI and Customer Exit implementations to enable custom functionalities to Article master (MARA, MVKE and WLK2 data), Standardized existing ABAP code with Object-Oriented approach for RICEFW developments adhering to latest SAP Development standards alongside ABAP optimizations for HANA, Led SAP Dev. team efficiently as Scrum master running Daily Stand-ups, Sprint Retrospectives and managing Sprint boards as one of the early adopters of Agile methodologies in 2014-15, Automated Idoc distribution (Outbound) process on change in Customer Masterdata implementing ABAP Change Pointers concept; also implemented Idoc serialization based on Sales order synchronization process, Implemented custom logic (data mappings) in LSMW for mass upload of Article Master including custom fields, Designed Front-end SAP GUI and implementation of ABAP Reports for correcting FI postings for Suspense accounts, Offline orders using BAPI calls (forward and reversal), Developed Interactive ALV Business reports (SD, Pricing) with Grid Display and inline navigation to Sales order processing from the ALV output report - fed and integrated to CRM processes, Led Application Support team handling background SAP batch job processes executing SAP R/3 and SAP F&R jobs for processes like Sales, Replenishment, Masterdata, Logistics, Forecasting integrated to applications like IB (Middleware) BI/BW, ETL, Developed of custom RFCs (Remote Function Calls) - for Integration scenarios (legacy systems), Outbound Idoc implementation for enabling Goods Issue (GI) in SAP system based on movement types, Debugged and reverse-engineered SAP GUI Interface via SAP Internet Transaction Server for 15+ legacy custom processes in SD O2C modules, followed by technical documentation of custom applications and their core functionalities