Raimund Steger's Projects

Projects as software developer at Sopra Steria SE (in-house development)

• Tributum (since 2022)
  Team size: 8 • Duration: ongoing
  Task: Implementing requirements/bugfixing for the existing Tributum application which calculates and reports domestic capital gains tax; migration from Oracle Weblogic 12 to JBoss EAP; isolating individual components as prototypical Spring Boot services
  Environment: Eclipse, Visual Studio Code, EJB3, JavaEE 7, Oracle Weblogic 12, Spring Boot 2.x/3.x, JBoss AS/Wildfly, Oracle RDBMS 19c, PostgreSQL 14, IBM MQSeries, ActiveMQ, Apache Kafka, Oracle SQLDeveloper, openl-tablets 5.25.10, Confluence, Jira, Subversion, Git, Continuous Integration mit Jenkins, Maven, Mockito, JUnit, Hibernate, JPA, Owasp Dependency Check, HP ALM, JaCoCo

Projects as consultant at Bank Deutsches Kraftfahrzeuggewerbe GmbH

• Online contract service (2022)
  Team size: 10 • Duration: 1 month
  Task: Coaching developers in a Scrum team in pair and mob programming sessions to implement services and front-end for the sales pipeline
  Environment: Quarkus, Kubernetes, Helm, AWS, PostgreSQL, HTML/CSS/Sass, React, Spring Boot, IntelliJ IDEA, JavaScript, TypeScript, Java 17, Rancher, Jenkins Ocean Pipelines, Keycloak, Git, Gradle, Mockito, JUnit, Hibernate, Owasp Dependency Check

Projects as consultant at KfW Gruppe

• VSP Kredit Neu (2019 – 2021)
  Team size: 7 – 10
  Task: Implementing user stories as part of a Scrum team (modeling credit applications in the KfW service and retail platform), documentation in the KfW DMS
  • Nachhaltige Mobilität
    Duration: 6 months
    Task: Programs subsidizing alternative mobility forms
  • NK Löschen 2020
    Duration: 8 months
    Task: Spring Batch jobs as precursor to the upcoming centralized data-retention solution (ZLO) in the VSP
  • Coronavirus Programs
    Duration: 3 months
    Task: Immediate response programs for financial aid in the coronavirus pandemic
  • Bundesförderung für effiziente Gebäude
    Duration: 18 months (non-contiguous)
    Task: Preparing the commercial portal in the VSP for new programs targeting energy-efficient buildings
  • Nacharbeiten BDO Gewerblich
    Duration: 9 months
    Task: Wrap-up activities to finalize the BDO Commercial (service platform for commercial applicants) project within VSP
  Environment: IBM DB2 LUW, SQL, JPA2, JSF2, PrimeFaces, Spring Framework/Spring SOAP/Spring Batch, EJB3, Flyway, SoapUI, Sparx EA, Apache Tomcat, IBM Websphere, Jira, Git, Visual Studio Code, Eclipse

Projects as software developer at OUTFITTERY

• Warehouse Migration/Navision Stock Sync (2018 – 2019)
  Team size: 2 • Duration: 10 months
  Task: Migration of the warehouse interface from Ingram Micro to Meyer & Meyer: implement new services for message transfer (inbound/outbound/return shipments, master data) in Spring Integration/Spring Boot and Kotlin; extend existing Grails-based NAV SOAP/REST connector to cover new message types, increase fidelity of the Navision stock model, and move the inbound and master data processes to Navision
  Environment: Spring Integration, Spring Boot, Spring Cloud, Kotlin, PostgreSQL, Apache CXF, ELK Stack, Microsoft Dynamics NAV, Eclipse, curl
• Kubernetes Migration (2017 – 2018)
  Team size: 2 – 6 • Duration: 4 months
  Task: Migration of all JVM backend applications to Kubernetes: implement Config Maps, Dockerize, identify local resources and replace them with remote-FS or stream-based implementations
  Environment: Kubernetes, Docker, smb4j, ELK Stack, Eclipse, curl
• Unified Contact Database (2017 – 2018)
  Team size: 2 – 3 • Duration: 4 months
  Task: Experimental project to implement a database (Kafka producers, consumers, Elasticsearch index, query endpoints) that collects customer contact history, to be used for lead generation
  Environment: Apache Kafka, Elasticsearch 5, Spring Boot, Quartz, Netflix Zuul, Eclipse, curl
• Grails to Microservices (2017)
  Team size: 5 – 6 • Duration: 1 year (non-contiguous)
  Task: Migrate logic from monolithic Grails applications to Spring Boot microservices as part of a larger, ongoing project
  Environment: Grails 2.3.9, Groovy, Spring Boot, Hystrix, OpenFeign, Salt Stack, PostgreSQL, ELK Stack, IntelliJ IDEA, Eclipse, curl

Projects as consultant at Commerzbank AG

• Common Reporting Standard (CRS) (2016)
  Team size: 4 – 7 • Duration: 9 months
  Task: Implementing business logic to support customer classification according to the OECD Common Reporting Standard; implementing reporting functionality as Java application and Java Stored Procedure
  Environment: Oracle RDBMS, PL/SQL, SQL, JAXB, POI-OOXML Streaming API, Oracle SQL Developer, Microsoft Team Foundation Server, Automic UC4, Solaris, Eclipse, HPQC

Projects as consultant at Portigon GmbH (formerly WestLB AG)

• Maintenance and support of the in-house MCC tool (Market Conformity Check) (2013 – 2016)
  Team size: 1 – 3 • Duration: 3 years
  Task: Implementing business requirements in the team Capital Markets, technical maintenance of MCC rules, L2/L3 production support
  Environment: Java Applets, Jakarta Struts, Apache Axis, Hibernate, JACOB (Java COM Bridge), OpenBloomberg API, Oracle RDBMS, IBM Connect:Direct, Oracle sqlldr, CVS
• Maintenance and customization of a 3rd-party tool to manage operational risk (2009 – 2016)
  Team size: 1 – 2 • Duration: 7 years
  Task: Maintaining and customizing the OpRisk software ORC (Interexa AG) that is used by WestLB AG in addition to its proprietary OpRisk tools
  Environment: Apache 2, PHP 5, Oracle RDBMS, Emacs, Eclipse PDT, Solaris, RHEL, gcc, Solaris Studio
• Migration of OpRisk and MCC tools from Solaris to RHEL (2015)
  Team size: 4 • Duration: 4 months
  Task: Identifying platform-dependent components, test and implementation of Linux compatible replacements, replacement of Control-M jobs with cronjobs
  Environment: ksh, GNU Coreutils, bash, cron, IBM Connect:Direct, RHEL, gcc, GNU Make
• Implementing new guidelines and business logic due to the transformation to Portigon AG and Portigon GmbH (2011 – 2013)
  Team size: 1 – 2 • Duration: 2 years
  Task: Implementing new data types and reporting requirements in all OpRisk tools (except in the Monte-Carlo tool which is phased out in favor of the Standard Approach according to Basel II)
  Environment: JSP, Eclipse, Jakarta Struts, Apache Tomcat, Hibernate, Oracle RDBMS, JasperReports, Apache 2, PHP 5, Emacs, Eclipse PDT, Solaris, Subversion
• Extensions for the OpRisk web application
  Team size: 1 – 2
  
  • JSF2 support (2015)
    Duration: 3 weeks
    Task: Implementing JSF2 compatible versions of the layout and navigation components as well as the I18N resources, enabling seamless integration of JSF2 Facelets with the existing Struts JSPs
    
  • Web application module to track and report outsourcing risk (2012)
    Duration: 3 months
    Task: Implementing an extension module for the existing web-based analysis and reporting application
    
  • Web application modules for automated OpRisk capital calculation (2009 – 2012)
    Duration: 9 months (non-contiguous)
    Task: Implementing extension modules for the existing web-based analysis and reporting application to calculate the bank's Expected Loss and allow fully automated OpRisk capital allocation
    
  • Web application module to track and report reputational risk (2009 – 2010)
    Duration: 6 months
    Task: Implementing an extension module for the existing web-based analysis and reporting application
    
  • Extending WestLB's e-learning attendance tracking tool (2009)
    Duration: 2 months
    Task: Implementing functionality for an SAP HR based email robot to support manual mailings
    
  Environment: JSP, Eclipse, Jakarta Struts, JSF2, Apache Tomcat, Hibernate, JFreeChart, JasperReports, Apache Digester, Oracle RDMBS, JavaMail API, JCIFS (NTLM Logon), Solaris, CVS
• Extensions for the Monte-Carlo simulation tool
  Team size: 1 – 2
  
  • Improving Monte-Carlo simulation performance (2011)
    Duration: 2 weeks
    Task: Implementing improvements to performance and scalability of all supported versions of the Monte-Carlo simulation tool (thread-local random number generators, caching of distribution values)
    
  • Implementing an R backend for the Monte-Carlo tool/robust estimators (2009)
    Duration: 3 months
    Task: To support a research project of WestLB AG and Fraunhofer ITWM that explored the use of robust estimators in the Monte-Carlo tool, support for the R programming language was added to the tool
    
  • Developing a stand-alone version of the Monte-Carlo tool (2008)
    Duration: 6 months
    Task: For use at the DSGV (Deutscher Sparkassen- und Giroverband), the Monte-Carlo tool was modified to allow an alternative configuration (of the same source tree) that uses MS-Access as database backend
  Environment: Java SE 1.4 – 6, Eclipse, NetBeans Profiler, Mathematica JLink, R, Hibernate, MS Access, Colt Library, Proguard, Windows, Solaris, CVS
• Introducing Maven for all in-house OpRisk software (2010)
  Team size: 1 • Duration: 3 weeks
  Task: Reimplementing the build system of the team's applications to use Apache Maven
  Environment: Eclipse, Apache Maven, Windows, Solaris
• IT support project for the Advanced Measurement Approach according to Basel II (2006 – 2007)
  Team size: 1 – 2 • Duration: 12 months
  Task: Implementing the IT landscape to support WestLB AG's rating as AMA (Advanced Measurement Approach) bank. – After completion of the project in April 2008, WestLB AG becomes one of the first banks world-wide to achieve certification for the Advanced Measurement Approach defined by Basel II.
  • Web application for analysis and reporting of operational risk
    Task: Implementation of an extensible web application (based on an existing prototype) to manage Risk Indicators, report Risk Self Assessments and Risk Scenarios, track measures, exchange data with the ORX consortium, and calculate OpRisk capital adjustment.
    Environment: JSP, Eclipse, Jakarta Struts, Apache Tomcat, Hibernate, Oracle RDBMS, JasperReports, JavaMail API (to support the email-based Risk Indicator workflow), Solaris
  • Monte-Carlo Simulation to calculate the Operational Value At Risk (OpVar)
    Task: Implementation of a J2SE application (based on an existing prototype) that uses a Mathematica interface to estimate distribution parameters based on Operational Risk loss data, and runs a pure-Java Monte-Carlo simulation to determine the OpVaR figures used as regulatory and economic capital values
    Environment: J2SE, Eclipse, NetBeans, Mathematica JLink, Hibernate, Oracle RDBMS, Colt Library, Windows, MantisBT, CVS

Projects as software developer at InterFace AG (in-house development)

• Maintenance work on InterFace AG's text processing tool documentSTAR (2006)
  Team size: 2 • Duration: 1 month
  Task: Part of the bugfixing team for the template-driven text processing system documentSTAR
  Environment: J2EE, EJB, Eclipse, IBM Websphere, IBM DB/2, Subversion, MantisBT
• A Hibernate-based test data generator (2006)
  Team size: 1 • Duration: 1 month
  Task: Developing a test data generator that uses the Hibernate metamodel and Java Reflection to generate object graphs of arbitrary cardinality
  Environment: JSP, JSTL, Hibernate, Oracle RDBMS, IBM DB/2

Projects as software developer at Siemens AG, CT IC 6

• Porting PCA SIFT based image recognition software (2006)
  Team size: 2 • Duration: 3 months
  Task: Porting the PCA SIFT extraction component from Linux to Windows/Windows Mobile, reimplementation of the lookup data structure using approximate nearest neighbor matching, tests
  Environment: Windows, Windows Mobile, C/C++, Intel Integrated Performance Primitives, Intel OpenCV
• Implementation of the AVRCP 1.3 Bluetooth profile (2006)
  Team size: 2 • Duration: 4 months
  Task: Implementation of an AVRCP extension to transfer media metadata according to the AVRCP 1.3 specification, targetting PC and mobile platforms
  Environment: Linux/x86, Linux/SPARC, Linux/ARM, Mac OS X, Qtopia, AvetanaBT, JSR-82, C/C++, MS Visual Studio, Eclipse, Subversion
• XML-driven test agent for mobile devices (2006)
  Team size: 2 • Duration: 4 months
  Task: MIDlet development, XML processing
  Environment: CLDC/MIDP, JSR-82, AvetanaBT, Java COMM API (to control the GSM hardware), Eclipse
• Remote computing for mobile devices (2005)
  Team size: 4 • Duration: 3 months
  Task: Development of an RFB-based remote computing protocol (with telephony support), including clients und servers, for mobile platforms
  Environment: J2SE, Eclipse, MySQL, PostgreSQL, Qtopia, C++, Emacs, Subversion
• Development of a RETE-based rule engine for J2ME (2005)
  Team size: 4 • Duration: 1 month
  Task: Requirements analysis, development of a rule syntax, coaching, test
  Environment: J2SE, J2ME, JUnit, Eclipse, Netbeans, Subversion
• Bluetooth Human Interface Device (2005)
  Team size: 2 • Duration: 4 months
  Task: Implementation of a HID-derived Bluetooth profile for mobile platforms
  Environment: CLDC/MIDP, JSR-82, Linux/x86, Linux/SPARC, AvetanaBT, Sun WTK, Eclipse, Subversion
• JSR-230 (2004)
  Team size: 4 • Duration: 9 months
  Task: Implementing review results, development of a specification, a TCK and a reference implementation
  Environment: Sun WTK, J2SE, CLDC/MIDP, Eclipse, Subversion

Projects as student at the TU München (excerpt)

• Diploma thesis (2003)
  Duration: 6 months
  Task: Enhancing an existing, prototypical UML compiler to be a parameterizable, aspect-oriented compiler
  Environment: JFlex, Cup, J2SE, JUnit, Emacs, Eclipse, CVS
  
• Email-based workflow system (2002)
  Team size: 2 (pair programming) • Duration: 6 months
  Task: Development of a WWW- and email-based workflow management system for the journal “Software and Systems Modeling”
  Environment: Emacs, Python 2.2, Apache 1.3, Solaris
• Three buildings of classical modern architecture in Munich (2002)
  Team size: 2 • Duration: 4 months
  Task: Documenting architecture and urban context of three postal buildings by German architect Robert Vorhölzer
  Environment: Macromedia Flash 6, VRML97
• Theorem proving practical course (2001)
  Team size: 3 • Duration: 3 months
  Task: Implementation of a resolution theorem prover in LISP (with contest)
  Environment: Bigloo, Emacs
• Design and maintenance of web applications in the Studentenstadt Freimann, Munich (2000 – 2003)
  Team size: 1 – 5
  Environment: Perl, MySQL, Slashcode, Emacs, Macromedia Dreamweaver
• Multimedia authoring project (1999 – 2000)
  Team size: 4 – 15 • Duration: 18 Monate
  Task: Creating an informational CD-ROM about the department of computer science at the TU München
  Environment: Macromedia Director 8.0/8.5, Adobe Photoshop 6
• Databases practical course (1999)
  Team size: 2 – 4 • Duration: 3 months
  Task: ER modeling, SQL programming, database application development
  Environment: IBM DB/2, Emacs, C