PROJECTS BY STEFAN MARX, 1990 – 2025

customer ••• platform ••• tools ••• program

08/2023 to today
BRAK ••• Windows 11, Ubuntu Linux, Citrix Server, VM Ware ••• IntelliJ, Java 17, Groovy, Git, Jira and Confluence, several browser ••• Developing, conducting and documenting software tests for a large document exchange platform

03/2022 to 05/2023
DXC Technology Company ••• Windows 10, Windows Server, SuSE SLES ••• IntelliJ, Java 1.8/11, Wildfly EAP, Azure Cloud, PL/SQL, Active MQ, Oracle 19c, Git, BDD with Cucumber ••• Migration and automatic E2E test concepts for a huge MES of an international automotive manufacturer, test development

01/2020 to 02/2022
Deutsche Post AG ••• Windows 10, Windows 2013 Server ••• RHEL 6/7, Git, HP QC, Oracle 12 DB, WebLogic 12 , Kafka/RabbitMQ/ActiveMQ/MQSeries queues, Cassandra, Grafana, JMeter, Intellij, Groovy, Jenkins, Confluence, ELK ••• Maintaining, testing and evolving a large VM farm for a smart logistical handheld solution with several interfaces

01/2018 to 12/2019
GEBIT Solutions GmbH ••• Windows 10, PostgreSQL 10, H2 ••• Eclipse Neon, DBeaver 5.3.X, Jira, Confluence, Jenkins, Git, Integrity, SoapUI ••• Development, maintenance and test of an international point of sale solution

08/2017 to 12/2017
REWE Systems ••• Windows 10, AIX, Linux, DB2 10/11 ••• Eclipse Neon, Squirrel, Confluence, MagicDraw, SVN, SoapUI, ARC ••• Development and test of a multi customer interfaces for CRM data transport system

02/2017 to 07/2017
Douglas Informatik Systeme ••• AIX, CentOS Linux, DB2 10/11, Windows 7 ••• IntelliJ IDEA, Squirrel, Confluence, Mercurial, Git, Docker ••• Development, test and deployment of an Apache Kafka based messaging system with DB interfaces for CRM data

10/2016 to 12/2016
Santander bank ••• Redhat Linux, Oracle 11g, Windows 7 ••• PL/SQL Developer,SQL Developer, SVN, Git, Excel VBA ••• Migrating PL/SQL code base from Subversion to Git, management of texts templates from Excel to Oracle DB

07/2015 to 10/2016
Santander bank ••• Redhat Linux, Oracle 11g, Windows 7 ••• PL/SQL Developer,SQL Developer, SVN, Unix shell tools ••• Building a data-ware-house for reporting, implementation of the business driven transformation rules. Development, test and operations

02/2015 to 05/2015
Wipro technologies ••• Mac OS X, Windows 7, Oracle 11g, Citrix ••• Libre Office, SQL Developer, Unix shell tools ••• Offshore handover of a MES IT department, business and programm analysis and documentation, project management, UML and use case documentation

09/2013 to 12/2014
Big german commercial bank ••• Windows 7/ SuSE Linux Enterprise Server 10, Oracle 11g ••• Eclipse Kepler, Subversion, Tortoise SVN, Spring3 batch, TestNG, Velocity, l4j, SQL Developer ••• Creating scrambled testdata for performance tests for ACM system, performance test with Aveksa, data managing with Oracle RDBMS and Java

02/2013 to 12/2014
Big german commercial bank ••• Windows 7 ••• Aveksa 5.5.8. ACM, Excel 2007, SQL Developer 3.2.2, Oracle 11.2, HP Application Lifecycle Management 11.0 ••• Segregation of duties, maintainance of a huge Oracle database to recertification user privileges and document entitlements, maintain application SoD coverage

05/2012 to 12/2012
Federal authority ••• Windows 7, Mac OS X ••• MS Excel 2003, Java POI, LibreOffice, php, Zend Framework ••• final concept porting Excel MS/SQL client for managing maintenance to a Web application

04/2012 to 05/2012
Retail market ••• Open SuSE 12.1, Mac OS X ••• Eclipse Indigo (EMF, SWT), JBoss, LibreOffice ••• concept and software architecture for an inventory management system proposal

11/2011 to 03/2012
Ford Motor Company ••• Windows XP, Win7, Oracle 11g ••• Visual Studio 2010 Ultimate .Net 4.0, C#, IBM RSA, AccuRev, Excel 2010 ••• design and proof-of concept: migration from MS Web Service Toolkit (VBA lib) to .Net/C# web service handling with VSTO

06/2011 to 03/2012
Ford Motor Company ••• Windows XP, SuSE Linux Enterprise Server 10, Oracle 11g ••• IBM RSA, AutoSys scheduling, AccuRev, PL/SQL programming, MS Office, WebSphere MQ Series ••• mass uploading from an Excel client to a DB2 / COBOL interface with MQ Series, hand-over

05/2011 to approx. 09/2011
Ford Motor Company ••• Windows XP, SuSE Linux Enterprise Server 10, Oracle 11g ••• IBM RSA, IBM Maximo inventory management, Web Services on WebSphere, SOA testing, AccuRev, PL/SQL programming, MS Office, shell programming ••• switching from file based interface to WebServices for IBM Maximo 7.*, project management

08/2008 to approx. 05/2011
Ford Motor Company ••• Windows XP, SuSE Linux Enterprise Server 9, Oracle RDBMS 10.1.* ••• IBM RAD 7, Web Services on WebSphere, SOA testing, PVCS, IBM MQ-Series (Java API), PL/SQL programming, MS Excel VBA client, shell programming, XLST processing, MS VSTO VisualStudio 10 ••• enhancing, programming, testing and operating of a global three tier SOA oriented distributed logistic data-warehouse application, project management

summer 2010
Marx Consulting ••• SuSE 11.3, source forge ••• openCU, gcc 4.5, shell utils, Open Office ••• porting the open source multiconferencing program openCU (http://www.opencu.org) to SuSE Linux

09/2007 to 07/2008
ÖRAG Rechtsschutz Versicherung ••• Windows XP, BEA WLS 8.1, AIX 5.2 ••• MS .Net C++ Studio, Eclipse, DB2, ClearCase, C++ with MFC, Java, IDL, CORBA, IIOP ••• integration of a business in force, system to system interface programing, data integration in a merging environment, testing with business rule sets, project management

06/2007 to 08/2007
ÖRAG Rechtsschutz Versicherung ••• Windows XP, BEA WLS 8.1, AIX 5.2 ••• Tuxedo 8.1, IONA ORBacus 4.2.1, MS .Net C++ Studio, Eclipse, DB2, ClearCase, C++ with MFC, Java, IDL, CORBA, IIOP ••• analysis and proof-of-concept: switching from a intermediate ORB at client site to a direct IIOP communition in a C++ client, Java server three tier architecture

05/2007
GAD e. G. ••• WAS 5.1 zOS, WAS 6.1 distributed, Windows XP, AIX 5.3 ••• WAS Console, Java, DB/2, Shell, ClearCase ••• setting up a performance test environemt for comparing all-bank application scaling on zOS vs. Unix

02/2007 to 04/2007
GAD e. G. ••• Windows XP, AIX 5.3 ••• Java, DB/2, JACL, Shell, DocBook, ClearCase, Cognos ••• setting up a banking reporting cluster with over 20 Unix machines

01/2007
GAD e. G. ••• Windows XP, Solaris ••• Java, Oracle, Python, Shell ••• migration of a huge banking portal from BEA 7.* to BEA 9.2

08/2006 to 12/2006
Rewe AG ••• Windows2000, OS/390, zOS ••• Java, DB/2, IBM RAD 6, WebSphere 6.0, DB/2, XML, POI/HSSF, Wikis, Jira Trouble Tickets ••• fat clients for Windows programming, unified advertisement planning system - enhancements and reports

02/2005 to 07/2006
Rewe AG ••• Windows2000, OS/390, zOS ••• Java, DB/2, IBM WSAD 5.1.0, DB/2, XML, POI/HSSF, Wikis ••• fat clients for Windows programming, unified advertisement planning system

11/2004 to 03/2005
Rewe AG ••• Windows2000, OS/390 ••• Java, DB/2, IBM WSAD 5.1.0, DB/2, POI/HSSF ••• Java Excel spreadsheet processing from DB/2 data

11/2003 to 10/2004
Rewe AG ••• Windows2000, OS/390 ••• Java, DB/2, IBM WSAD 5.1.0, DB/2, CICS, JUnit ••• fat clients for Windows programming, sales activity management

10/2003
Framfab Deutschland AG ••• Windows2000 ••• DB/2, IBM WSP 5.0, Lotus Workplace CMS ••• installation and integration: Websphere Portal 5.0 and Lotus Workplace Web

07-09/2003
WPExperts/IBM ••• AIX, Windows2000 ••• Java, shell, WASD, DB/2, IBM WSP 4.2, LDAP, Tivoli AccessManager ••• concept + realisation: consolidating web-controlling data in a distributed cluster

05-06/2003
AMV insurances ••• Windows2000 ••• IBM Websphere Portal Server 4.2, WebGate Content Management ••• proof-of-concept: display of WebGate-data in a WS portal via portlet-factory

spring 2003
Postbank ••• Solaris ••• BEA WebLogic 7.0, Solaris 9.0, Oracle 9i, F5 loadbalancer ••• planning & realisation: migration of a banking portal in a multiple-redundant cluster

winter 2002/3
Postbank ••• Solaris, Windows2000 ••• BEA WebLogic, Java, Oracle, XML, KREBIS, Eclipse ••• refactoring & extension: external online-banking-components private customer bank-portal

autumn 2002
Volksfürsorge ••• Windows 2000 ••• Java, Watcom/MS C/C++, JNI ••• conception + proof of concept: integration C-tarif-computing kernel, insurance portal

spring/summer 2002
avanturo.de ••• Solaris ••• WebLogic, Java, JSP, Oracle, Struts, XML ••• design and realisation: dynamic display XML of product portfolio insurance portal

02/2002
Framfab Deutschland AG ••• Linux, Windows2000 server ••• OpenLDAP, OpenCMS, shell, C, MS-Exchange ••• programming: LDAP integration with OpenLDAP and Exchange for OpenCMS

winter 2001/2002
AMV insurances ••• Windows NT, AIX ••• Websphere 3.5, Java, JSP, Lotus Domino via CORBA ••• insurance shop system

summer/autumn 2001
Postbank ••• Solaris, W2k ••• Websphere u. WebLogic, Oracle, Java, JSP, Struts ••• online private credit proposal systems

2000/2001
KarstadtQuelle insurance ••• NT 4.0, HP-UX ••• BEA Weblogic 5.*/6, Java, J2EE, Webmiles ••• building web portal for a direct insurance company

spring 2000
BHW ••• NT 4.0 ••• Websphere, Java ••• real estate finance online calculator

since 10/1997
AXA insurance ••• NT 4.0, Solaris, MVS ••• Oracle SQL, PL/SQL, C/C++ Power++, Staffware, ATM ••• construction + production: insurance call center

01/09 1997
Delfin direkt ••• Win95, Solaris ••• Oracle, MS ACCESS, Holos, PL/SQL, SAP/R3, Webserver ••• direct insurance project leader: website constructing, ACCESS to Oracle migration, security

1996
Metro AG ••• WinNT, AIX, HP-UX ••• Oracle Case, PL/SQL, ProC, MQ Series ••• export merchandise management data

07/12 1995
Metro AG ••• Windows 3.X, AIX ••• Oracle CASE, PL/SQL, Forms, C ••• technical project lead: implementing marketing budget management system

02-06/1995
Metro AG ••• OS/2, Windows 3.X ••• Forms 4.0, PL/SQL ••• programming sales forecast system

01/1995
Metro AG ••• OS/2 ••• WinWord, Flow Chart Tools ••• concept and technical lead: marketing budget management system

11-12/1994
Bertelsmann AG ••• AIX ••• Sybase PSQL, C ••• data processing for microfish production

10/1994
eps Bertelsmann ••• DOS, Windows 3.X ••• MS Visual C/C++ ••• ISO 9660 extention COBRA CDROM database system

05-10/1994
Melitta ••• OS/2, Windows 3.X ••• Oracle 7.0, E-SQL, C, Scanner ••• bar-code goods tracking

04-05/1994
Lynx group ••• SCO, Windows 3.X ••• ORACLE 6.0, Forms 3.0 ••• RDBMS installation and programming

02-06/1994
Credit Reform e.V. ••• Windows 3.X ••• MS Visual C/C++, MS-ACCESS ••• online credit information

02/1994
Dr. August Wolf ••• SINIX ••• C, gcc ••• porting GNU tools (tcsh, emacs, perl)

12/1993-02/1994
Dr. August Wolf ••• SINIX, DOS ••• C, Informix ••• conversion of statistical computing: marketing info system

autumn 1993
Dr. August Wolf ••• SCO, SINIX, DOS ••• Kermit, C, Informix, Shell ••• enhancement modem pool, key accounting

10/1993
Dr. August Wolf ••• SINIX, Windows 3.X ••• C, WinWord ••• documentation: marketing info system

summer 1993
Lynx group ••• Windows 3.X ••• MS-ACCESS ••• furniture catalogue DB on CD-ROM

spring 1993
Lynx group ••• SCO, OS/2, LINUX ••• TCP/IP ••• infrastructure: network establishment

winter 1992/93
eps Bertelsmann ••• DOS, Novell 3.12 ••• C, MKS Tool Kit ••• article DB on CD-ROM

autumn 1992
Lynx group ••• SCO UNIX ••• UUCP ••• establishment & operation: regional IP link via TU Berlin

summer 1992
eps Bertelsmann ••• SCO UNIX ••• MS-C, gcc ••• porting GNU tools (ghostview, gcc)

winter 1991/92
eps Bertelsmann/MAZDA ••• DOS ••• C, COBRA CD DB, B-Win (Window System) ••• application programming: automotive spare part retrieval

08/1991
eps Bertelsmann/SUN mircosystems ••• SUN OS 4.2 ••• C, Shell ••• design and production: Catalyst Demo CD

summer 1991
eps Bertelsmann/Bosch AG ••• DOS, Novell 3.12 ••• MS C Compiler ••• application programming: automotive spare part retrieval

spring 1991
Lynx group ••• SCO UNIX ••• UUCP, smail, cnews ••• Internet UUCP link domain owl.de

1990/91
Hansmeier Elektrobetrieb ••• SCO ••• C, BKS+ (ISAM DB, Window System, Report Generator) ••• project leader: CIM for manufacturing