Thomas Rohmann Email & Phone Number

Germany

• design and implementation of LSA++ architectures for PCA,CO, HR, IS-U, FI
• implementation of simulation in IS-U
• developments of prototypes in SAC
• support activities HR, BCS, Lumira, SAP BI BW4H

Winsen/Luhe, Niedersachsen, Deutschland

• analysis and modification of customer enhancements in ECC CMS abd CML
• development of SAP BI extractors based on CMS SAP function modules
• development of ABAP reports in CMS for result evaluation
• error search and correction of SAP owned CMS coding

• Role as SAP BI / HANA Senior consultantTechnical environment: BW 7.5 Specific responsibilities::
• BI data modeling in COPA BI environment
• ABAP developments solution of performance problems in ABAP Stack: usage of ABAP OO RTTS for memory optimization usage of parallel processing framework für performance optimization
• development of a generic mapping / split engine with ABAP OO
• replacement of complex ABAP logics by AMDP based implementations
• evaluation of different tools: Snowflake, PowerBI, Tableau

• Role as SAP BI senior consultantTechnical environment: BW 7.5Specific responsibilities:
• replacement of complex ABAP logics by AMDP based approach (AMDP classes, MAP_MERGE)

• Role as SAP BI / HANA Senior consultantTechnical environment: BW 7.5 (B4H Mode)Specific responsibilities:
• creation of functional and technical specifications
• leader of workshops for requirements engineering
• creation of aDSOs, openODSViews, Composite Providern
• creation of queries, variables, system of keyfigures
• analysis/correction of CDS views (core data services)

• Client: Marquard & Bahls, energy supply and logisticRole as SAP BI / HANA senior consultantTechnical environment: BW 7.4 / HANA DB, BI IP, BPC embeddedSpecific responsibilities:
• design and implementation of virtual staging scenarios with HANA InformationViews (CalculationViews, AttributeViews, AnalyticalViews)
• development of SQL Script based procedures / functions in HANA
• analysis of performance issues and performance optimizations
• development of composite provieder using HANA views
• development of virtual providers using HANA views

• Client: Vaillant international machine and plant engineeringRole as SAP BI senior consultantTechnical environment: BW 7.4 / HANA DBSpecific responsibilities:
• evaluation of connection of Sharepoint databases to SAPdevelopment of a REST based approach in order to load sharepoint data into SAP BW development of a SOAP based approach in order to load sharepoint data into SAP BW.
• performance optimizations of dataflows (migration of update rules into optimized ABAP OO classes)
• development of a cockpit view with webdynpro:display of loading times of various dataloadsload of excel files into SAP DSOs trigger and monitor of process chains
• integration of QlikView publisher tasks into SAP BW process chainsdevelopment of RFC connectivity in order to trigger QlikView publisher tasks from SAP BW
• development of a SAP BI IP application for calendar maintenance

• review and evaluation of existings process chain landscape; compilation of a re-design and subsequent implementation
• review and evaluation of existing layer architecture; compilation of a re-design and subsequent implementation
• review and evalution of existing generic datasources and subsequent re-implementation
• development of a generic approach for extraction of all HR infotypes
• development of a tool to evaluate and purge BW errorstacks including an
• email functionality

• Client: Edeka Germany international retailer Role as SAP BI Senior consultantTechnical environment: SAP BW 7.3, 3.5Specific responsibilities:
• implementation of change requests covering whole BI process (from extraction process to query design) area mainly SD and MM
• data migration
• development of real time extraction processes
• development of a generic data extractor based on ABAP OO
• correction of staging scenarios out of SD and MM

• Client: Panasonic GermanyRole as SAP BI senior consultant (lead consultant)Technical environment: SAP BW 7.0 (3.5 functionality)Specific responsibilities
• project management of several implementation projects in BI environment; lead and management of several consultants
• implementation of inbound/outbound interfaces using BI technology
• development of a tool for stock optimization based on BI IP technology
• Solution of some specific problemso development of a program for deletion of inactive RFC connectionso performance optimization of a long running process chaino elimination of a problem concerning high memory.
• Development of an interface with data coming out of APO into BW; generation of flat files for a global planning system

Hamburg Und Umgebung, Deutschland

Hamburg Area, Germany

Paris Und Umgebung, Frankreich

Hamburg

Hamburg Und Umgebung, Deutschland

Hamburg Area, Germany

Master'S Degree

Abitur