Roman Doubrava

Roman Doubrava

Bachelor in Science of Computer Science

SAP BI, ECC, SCM, EWM Consultant & ABAP Objects Developer

(The company name is only visible to registered members)

  • 47001 Česká Lípa
  • Czech Republic

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Personal information

Professional experience

  • Employment status
    Freelancer

Educational background

  • Jul 2000 - Jan 2005
    FH-Darmstadt

    Computer Science - Software development

  • Languages
    German (First language), English (Fluent), Czech (First language)

About me

Functions
Primary: SAP BI / BCS, ECC, SCM / EWM Consultant & ABAP Objects Developer
Secondary: SAP BASIS Administrator, IT-Security Administrator
 
Languages
Czech(native), German(native),  English(fluent)
Driving license class 3
 
Education

September 2003 Completion of the bachelor dissertation in study course:
“Bachelor of science in computer science FH - Darmstadt”
Topic: “Rating and Scoring methods integration into SAP R3 / BW / CRM” systems”
Juni 1999 Completion of technical school  State certified technical assistant for data processing

 
SAP Know-how
SAP BW / BI - Data modeling, InfoProvider, InfoCube, InfoObject, Transformations,
Non-SAP system integration, Data extractors, DataSources, Web Application Designer, Bex Query Designer, Development of generic customer transactions for system wide master data & hierarchy harmonization and maintenance
SAP BCS - Custom task integration, generic restatement, reconciliation against data sources
SAP EWM / SCM - Inbound / Outbound processing, Handing unit management, RF Framework,
Delivery distribution & monitoring,
SAP ECC / R3 - Dialog programming, Transactions, Dynpros, Reports, ABAP Workbench, Screenpainter
SAP CRM - Internet Sales, Internet Transaction Server, BHTML
SAP Basis - Kernel, Database, Transportmanagement, Monitoring, Tuning, STMS, SPAM
SAP WebAS - Webdynpro for ABAP, ITS Mobile, BSP, SICF
SAP Frontend - SAP Control Framework, ALV Grid, Tree Model, SLIS
SAP Frameworks - SAP Java & .Net Connector, SAP JCA Connector Framework, tRFC / qRFC, ALE/Idoc, BAPI, DDIC
SAP Generic - Parallel & Mass data processing, Dynamic programming, Migration / Porting, Rapid prototyping, Performance tuning, SAP NetWeaver 2004s / 7.0
 
Further knowledge
Installation, configuration und administration of standard operating systems and firewall systems. Internet security and backup management. Integration of virtual server landscapes.

Software
­IBM Eclipse, Several Tools for UML & OO design und –analysis
Adobe Flex Builder, Photoshop, Homesite 4.5
Apache WebServer / Tomcat
MS NT4 - 2003 Server, Exchange / ISA Server, Visual Studio 2000 – 2010
MS Virtual Server, VM Ware Server, Virtual Box
Unix / Linux (Debian, Red Hat, Samba)
Oracle, MS SQL Server, SapDB, MaxDB, MySQL

Industry experience   
Banking and financial services
Information technologies
Information provider
Telecommunication
Transportation
Automotive
E-Commerce
    
Projects

09/09 – 10/10    Deutsche Bank AG, SAP BI 7.0 / SEM-BW 6.04
Development & Support of a generic Excel plug-in for financial reporting and a web based reporting solution for downloading any data of InfoCube’s managed with a WebDynpro variant configuration and request monitoring frontend. Development of a mass data transfer web service for providing BI data to non SAP system’s.
-    Implementation of the frontend based on .NET & WebDynpro for ABAP
-    Implementation of the backend based on ABAP Objects and SAP BI API
-    Implementation of a reconciliation engine for comparing BI data against BCS data
-    Implementation of a custom restatement logic as a custom task in the Consolidation Workbench
-    Implementation of a SAP GUI framework to enable displaying and editing of deep structured tables
-    Implementation of a generic Framework for accessing BI, BCS & custom master data & attributes

09/09 – 09/09    X-CASE GmbH, SAP ECC 6.0
Performance tuning of SD related extractor regarding mass data processing and compatibility to R/3 4.6c

07/09 – 08/09    Alfatraining
Tutor for SAP certified courses:
-    SAPTEC Fundamentals of SAP Web AS, ADM940 SAP Authorization Concept
-    BC400 ABAP Workbench fundamentals, BC430 ABAP Dictionary

02/09 – 04/09     Dematic GmbH, SAP EWM 5.1
Integration of customer processes within the SAP EWM landscape based on ITS Mobile & RF-Framework
-    Implementation of customer specific RF dialoges for Symbol 3090 handhelds
-    Customization of SAP standard RF dialoges
-    Internet service installation

08/07 – 11/08    Ford AG, SAP SCM / EWM / ECC / NetWeaver 7.0
Project ERP Clearing House, Implementation of different Interfaces and ABAP Proxies inside an EWM, SCM, ERP landscape.
-    Integration of SCM and ERP components in customer specific processes related to spare parts management, mass data & parallel processing of millions of records
-    Integration of customer specific handling unit management solution in EWM.
-    Support in BW data modeling and loading scenarios, as well as connection of customer specific third-party systems, KPI Reporting for acquisition efficiency
-    Implementation of customer specific RF dialoges for EWM processes based on        
ITSMobile & RF-Framework

08/06 – 06/07    Commerzbank AG, SAP BI 7.0 / ECC / NetWeaver 2004s
Projekt HR Cockpit, support & modelling of content like InfoCubes, DSO, DTP, process chains, DB-Connect, generic extractors in main areas of the SAP HR module. Implementation of a HR cockpit, based on the BI 7.0 Web AS and integration of BI Queries into SAP NetWeaver Portal 7.0 with iViews & WebDynpro for ABAP.
-    Implementation of distributed master data management solution for a 3 system landscape.
-    Implementation of dynamic calculation rules for key figures during processing of InfoCube update rules.
 
05/06 – 06/06    LanXess AG, SAP BW 3.5
BW support & modelling, extension of data processing for company wide internal business volume elimination.
-    Implementation of a generic interface for data extraction from specified SEM data pool.

09/05 – 12/05    Audi / IBM, SAP BW 3.1
Responsible for BW Support and Query design with BEX Analyser for KPI reporting on divisional sales figures. Development of a transaction for master data maintenance and distribution in a classical three system landscape.
-    Functional maintenance of InfoObjects and their hierarchies, based on ABAP Objects with RFC function modules

02/05 – 08/05    Wintershall AG, SAP BW 3.1
Support and development in SAP BW projects referring to a global authorization concept, modelling and reporting of oil industry BW applications. Extension of an individual transaction for project tracking like standard SAP PS.
-    Development of a transaction for authorization maintenance of Info-Objects and theirs hierarchy‘s
-    Extension and modification of customer specific extractors

04/04 – 10/04    Volkswagen Financial Services AG, SAP R/3 4.6c
Analysis, migration and porting of „evivax BON!“ from SAP Basis release 6.20 downward to 4.6c
-    Adjustment of the SAP JCo interface information provider’s Java API for IBM AiX 5.1
-    Adjustment and patching of the SAP 4.6c standard

09/03 – 03/04    T-Mobile Deutschland GmbH, SAP BW-SEM 3.0b
Concept design and implementation of a customer needed planning system MCP (Multi Channel Planning). Integration of a third party project system for the subsidiary in Austria. Web reporting development based on the standard SAP BW Web-API.
-    Implementation of extractors for data migration from SAP R/3 4.5b
-    User interfaces design for authorization maintenance based on Web Objects
-    SAP Web objects extension for customer reporting needs
-    Design and implementation of an administration Interface based on ABAP Objects

05/03 – 09/03    evivax IT Consulting GmbH, SAP R/3 4.6c, SAP IDES 4.70
Integration of different interfaces from third party information providers called Creditreform, Bürgel and Schufa into the credit check product „evivax BON!“ based on ABAP  & Java
-    Development of a Java based server component which was responsible for parallel request processing
-    Implementation of a load balancing component for all RFC server threads
-    Integration of various online request services (Address verification, company profiles, credit assessment check, consumer check)
-    Implementation of a monitoring component to track all communications

02/03 – 05/03    TEVES Continental, SAP R/3 4.6d
Transaction development for project maintenance similar to some parts in the standard SAP PS module.
­    Graphical User interface design and implementation, based on SAP Controls
 
04/02 – 01/03    evivax IT Consulting GmbH, SAP BW-SEM 3.0a
Setup and migration of demonstration system scenario between SAP BW, SAP IDES and SAP CRM for a customers workshop targeting following topics: InfoCube design, Data staging with ODS objects, portal web reporting with customized business content for CRM
-    Concept, installation & configuration of SAP BW/SEM 3.0B with demonstration of SAP Enterprise Portal integration
-    SAP migration & transport management
-    RAID configurations for some SAP migrations, backup maintenance
-    Modelling of InfoCube’s and entire data load chains

12/01 – 07/02    Conrad Electronics, SAP CRM 2.0c
Implementation of SAP CRM 2.0c Internet Sales based system landscape combined with SAP R/3 and SAP BW. Partial development and major changes in delivered Templates with integrated online credit check component for customer specified risk management decision processes.
-    Process analysis & design of SAP R/3 and SAP CRM integration
-    SAP CRM Internet sales changes in look and feel, navigation and logical flow components to process huge amounts of various consumer products, based on SAP Business HTML templates 
-    Change of SAP Internet sales core functionality for allowing the user to browse the shop in more than one browser windows
-    Integration of payment check information provider working with CGI based request processing by InfoScore based on SAP JCO 2.0 Framework
-    Development of a monitoring tool for transaction trace and fall back scenario’s
-    Development of a demo shop reporting solution for SAP CRM 2.0 and SAP BW 2.0B
-    Euro(€) currency migration with integration into the standard SAP CRM Internet sales solution

01/01 – 11/01    evivax IT Consulting GmbH, Intranet administration
Intranet design, support and maintenance used for internal development. Setup of SAP system landscapes for different SAP scenarios. Product development of a SAP tool called “evivax BON!”, a platform independent connector for different credit Information provider, based on SAP JCO API and ABAP Objects.
-    Process analysis, design & implementation of interfaces and core application
-    Design & implementation of User interface, workshops and training sessions
-    Installation of active directory with Microsoft Server 2000, Exchange 2000,  ISA Server combined with Samba
-    Intranet security maintenance, Setup of LAN, WAN and VPN solutions based on mixed Linux distributions like Debian and RedHat
-    Installation and upgrade of SAP R/3 4.6A, SAP R/3 4.5B, SAP R/3 4.6C

01/00 – 11/00    evivax IT Consulting GmbH, Web design
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