SAP BI/BW, SAP BW4/HANA Consultant with 15+ years of experience. Have worked in SAP BW Migration , Support - Enhancements, Implementation and Upgrade projects. Involved in full implementations of SAP BW, which includes Requirement gathering, Data modeling, Data extraction and Reporting.Have strong hands-on knowledge on SAP BW HANA Data Modelling, Data Extraction, and Designing data flows. Have extensive technical experience in ECC Extraction. Expertise on Delta Data Management.Have hands-on Experience on ABAP(BW specific) and capable of writing routines ( start, expert, end) in transformations.Have knowledge on HANA modelling and concepts of calculation views.Implemented business KPIs through BEx query designer. Have knowledge on system stability BW tasks like partition creation,Performance tuning of jobs, housekeeping and data retention.Have resolved many SAP BW Incidents, Problems, Service Requests.Have worked on BW 7.5 Upgrade and HANA Upgrade testing and resolved post upgrade issues. Have worked on SAP BW - Integrated Planning.Experienced in pre and post production Go Live support activities.Have knowledge on Front End Visualization tools like BEx, Lumira, BO, Tableau, and Qlikview.Have good understanding of data provisioning from SAP and Non-SAP systems using SLT, SAP BODS.Experience includes Client Interaction, Leading Team & Projects as well as sound Technical and Domain knowledge.