Application programming (SAP IS-PS, PSM): Enhancing existing ABAP/4 and ABAP Objects based programs
Configuration management and project documentation using Solution Manager and Jira
SAP HANA on-premise installation on NetWeaver 7.5.x across client systems
Dec 2023 - Dec 2023
1 month
Hanover, Germany
ABAP Developer, Tester
Ferchau
No project assignment
Feb 2023 - Apr 2023
3 months
Hanover, Germany
ABAP Developer, Tester
Madsack Publishing Group
Application programming (SAP FI/CO): Enhancing existing ABAP/4 and ABAP Objects based programs, support for entire FI module, programming dialog transactions and batch programs
SAP HANA on-premise installation on NetWeaver 7.5.x
Jun 2022 - Aug 2022
3 months
Germany
ABAP Developer, Tester
Engineering ITS GmbH
Application programming (SAP Banking, esp. FS-BP): Enhancing ABAP/4 and ABAP Objects based programs for partner master data management
Greenfield full lifecycle implementation at Hessische Landesbank (HELABA) Frankfurt; Customer/Vendor Integration (CVI)
May 2020 - Sep 2021
1 year 5 months
Troisdorf, Germany
Team Lead Development, Tester, ABAP Trainer
msa automotive GmbH
Application programming (SAP IS-Automotive, esp. DBM): Enhancing ABAP/4 and ABAP Objects based programs for vehicle and truck master data
Handling tickets (Bw Fleet, “BwFps”)
Trainer for up to five junior internal consultants (ABAP and consulting newcomers)
Dec 2019 - Jan 2020
2 months
Cologne, Germany
ABAP Developer
esklusiv GmbH
Application programming (SAP ERP, customer module): Enhancing and testing ABAP/4 and ABAP Objects based programs for the “Appraiser Settlement” module
May 2019 - Sep 2019
5 months
Bonn, Germany
ABAP Developer, Tester, Software Packager
aok Systems GmbH
Application programming, configuration management (SAP BP, osCare): Enhancing ABAP/4 and ABAP Objects based programs for BP/business partner module
Participated in configuration management for OS-Care (ABAP and Java stack add-on on ECC/ERP)
Application programming (SAP BP): Enhancing ABAP/4 and ABAP Objects based programs for BP/business partner master data of creditors and debtors (customer-specific solution)
SAP HANA on-premise database installation
Dec 2017 - Apr 2018
5 months
Duisburg, Germany
ABAP Developer, Tester
Cognizant (formerly Klöckner Information Systems)
Application programming (SAP PP, MM, SD): Enhancing existing ABAP/4 based programs
Use of user-exits, Business Add-Ins (BADIs)
Data import via programs (batch data communication (BDC) and call transaction) or Legacy System Migration Workbench (LSMW)
SD reports (validity of quotes/contracts)
Sep 2017 - Oct 2017
2 months
Cologne, Germany
ABAP Developer, Tester
OSB AG
Application programming (SAP PM, MM): Enhancing ABAP/4 based programs, enabling Unicode, implementing user-exits (maintenance and quality notifications)
May 2017 - Jul 2017
3 months
Bonn, Germany
ABAP Developer, Tester, Basis Support
Uzuner Solutions GmbH
Application programming (“Center of Work” add-on for SAP PM, MM): Enhancing ABAP/4 based programs for a PM add-on (customer-specific solution)
Support for internal configuration management (SAP CTS)
Feb 2017 - Apr 2017
3 months
Bonn, Germany
Senior SAP Expert
DPDHL IT Services GmbH, Global Business Services
Application programming (SAP IS RE-FX, MM): Enhancing ABAP/4 based programs: unit evaluations (transaction RE80), contract management, interfaces to various Business Warehouses
Jul 2016 - Nov 2016
5 months
Bonn, Germany
SW Tester
Conet Consulting AG
Test automation for dialog programs (SAP MM, PM, PP, PLM, IS-Defense): Creating test scripts with eCATT, adjustments with inline ABAP
Jan 2016 - Feb 2016
2 months
Kassel, Germany
SW Developer
CTI Consulting AG
Dialog program development (SAP QM, MM, CA): Creating dialog programs with ABAP Objects
Implementing ArchiveLink with web services
Extending an internal document storage framework
Connecting a webshop (iDOC, CSV files)
Nov 2015 - Dec 2015
2 months
Augsburg, Germany
SW Developer
SAP Deutschland SE
Dialog program and BADI development (SAP MM, PM): Creating dialog programs and BADI enhancements with ABAP Objects during a system upgrade (remote project)
Aug 2015 - Aug 2015
1 month
Cologne, Germany
SW Developer
Ciber AG
Dialog program development (SAP IS-Retail): Creating dialog programs with ABAP Objects as part of a full lifecycle implementation using Accelerated SAP
Apr 2014 - Jan 2015
10 months
Aachen, Germany
SW Developer, Tester, Administrator
Universe Technology
Test prep, programming, and admin (SAP MM, PM, PLM, IS-Defense): Enhancing test scripts and programs with eCATT and ABAP for logistics modules
Adjustments with inline ABAP
Jan 2014 - Mar 2014
3 months
Hamburg, Germany
SW Developer
Bühler software_consulting GmbH
Custom programming: reporting, dialogues, PDF forms (SAP MM, SD): Programs in a full lifecycle IS-Retail rollout (Hermes Fulfilment, Hamburg)
Sep 2013 - Nov 2013
3 months
Essen, Germany
SW Developer
DB Schenker AG
Test automation (SAP Logistics, eCATT): Creating test scripts for logistics modules, outbound logistics from order to delivery
Jul 2013 - Aug 2013
2 months
Walldorf, Germany
SW Developer
SAP AG
German Red Cross Blood Service (SAP Customer Development): Implementing and documenting software changes (ECC 6.0 in ABAP Objects for classic Dynpro programs)
Jan 2012 - Mar 2013
1 year 3 months
Stuttgart, Germany
SW Developer
BDF advanced GmbH
Custom programming for SAP AG, Porsche AG (SAP cross-application, PLM): Implementing, module testing, and documenting software changes (ECC 6.0 in ABAP Objects, heavy Web Dynpro)
Aug 2011 - Oct 2011
3 months
Heilbronn, Germany
SW Developer
Kaufland GmbH & Co. KG
In-house projects (SAP Logistics, IS-Retail): Implementing and documenting software changes (mainly ECC 6.0, some on Web AS 6.40; MM, SD, IS-Retail in ABAP, partly ABAP Objects, and hybrids)
Apr 2011 - Jun 2011
3 months
Bonn, Germany
SW Developer Focus SAP Logistics Modules
T-Systems International GmbH
Analysis and definition of software changes (SAP Logistics): Describing change requirements in MM, SD, CRM using SAP roadmap implementation guideline (RICEF(W))
Preparation for offshore implementation
Aug 2008 - Apr 2011
2 years 9 months
Ratingen, Germany
SW Developer Focus SAP Logistics Modules
Nokia Germany GmbH
Software change implementation (SAP Logistics): Implementing change requirements in MM, SD, PM, FI, CO, APO
Connecting external catalog system via ALE/iDOC
Enhancing dialog programs
May 2008 - May 2008
1 month
Bonn, Germany
Support Test Automation SAP CA
T-Systems International GmbH
Recording test scripts (SAP CA): Test automation with SAP Test Workbench in CA (Cross Application)
Nov 2007 - Apr 2008
6 months
Munich, Germany
SW Developer, SAP PLM Consultant
Integrium GmbH
Various small client projects (SAP PLM): Developing online transactions and migration programs in PLM (CA-DM, Document Management System)
Feb 2007 - May 2007
4 months
Kiel, Germany
SW Architect, SAP DM Consultant
isacon GmbH
Various projects in SAP DM (core banking), FS-BP: Early project phase work (requirements analysis); customizing standard DM interfaces (Deposits Management)
Middleware integration for SAP central business partner with requirements analysis for anonymization software
Jan 2006 - Jan 2007
1 year 1 month
Bonn, Germany
SW Architect, Project Team Member
Postbank Systems AG
Various small projects (SAP DM changes, Deposits Management, core banking)
Jan 2005 - Dec 2005
1 year
Bonn, Germany
Testing Team Lead (Test Planning and Execution with eCATT)
Postbank Systems AG
Cooperation project to build a core system for savings products (SAP DM)
Jan 2004 - Dec 2004
1 year
Bonn, Germany
Project Manager Implementation
Postbank Systems AG
Mid-sized projects around SAP DM (core banking): GChecking product including rate model for retail and corporate clients
Jan 2003 - Dec 2003
1 year
Bonn, Germany
Configuration Management Admin, Data Center Operations Support
Postbank Systems AG
Operation of a booking core system (SAP AM, Assets Management / SAP DM 4.6C)
Jul 2001 - Dec 2002
1 year 6 months
Bonn, Germany
Project Manager Quality Assurance, Test Organization and Execution
Postbank Systems AG
Cooperation project with SAP AG and UBS to build a booking core system (SAP AM 4.6C)
Jan 2000 - Jan 2001
1 year 1 month
Berlin, Germany
Application Programmer
Bertelsmann mediaSystems
R/3 implementation (Springer Fachbuchverlag), R/3 4.5B (FI, CO): Creating permanent interfaces and reports for data transfer
Dec 1998 - Dec 1999
1 year 1 month
Jülich, Germany
MM Module Consultant, Trainer for Key Users (technical and functional)
CONET Consulting AG
R/3 rollout, R/3 3.0F (Basis, MM, CA, PM)
Template rollout from SIZ 850 (Darmstadt)
Connecting external warehouse system/automated small parts warehouse (R/3 ↔ Oracle solution) via iDoc and ALE
R/3 prototype implementation, R/3 3.0F (Basis, MM, PM)
Application programming (RICEFW), support SAP CTS transport, assistant to project lead (subcontractor to Accenture)
Jul 1995 - Apr 1996
10 months
Hennef, Germany
QA Engineer
CONET Consulting AG
QA in software project, platform: Microsoft DB products
Manual tests, on-site implementation of software solution (Microsoft Access)
Summary
Main focus: ABAP/4 and ABAP Objects development; (server-side) batch and dialog programming
Functional areas (modules): MM, PM, PP, PS (full lifecycle & roll-out), SD, IS-Retail (template rollout), BP, PLM, IS-Automotive-DBM, custom developments (→ “customer namespace”); Banking (checking and savings products, full lifecycle), FI/CO
SAP HANA Cloud Business Technology Platform: “BTP”, Business Application Studio “BAS”, DB Explorer; other IDEs: Eclipse, MS Visual Studio Code (basic knowledge)
Interface technologies: iDOC/ALE, Batch Data Communication, flat files, user-exits, BAPI, BADIs, web services
SAP platforms: ECC 6.0, NetWeaver Rel. 7.5x (application server)
SAP Basis: Correction and transport system (“CTS”), application server and database server administration (Oracle DB)
Testing and migration tools: “eCATT”, SAP Test Workbench (test cases, test catalog, test plan); “LSMW”, custom coding
Leadership experience: small to mid-sized project teams (logistics, retail banking, IS-Automotive)
Industries: public sector, wholesale and retail, publishing, banking, information and telecom (device makers, telco infrastructure), software vendors, logistics providers, auto manufacturing, in-house IT, IT consulting
Languages
German
Native
English
Advanced
Education
Apr 1991 - May 1995
Albertus Magnus University
Diplom in Economics, fifth exam subject Business Informatics · Cologne, Germany