Software Architekt, Entwickler, Coach

3/2019 – 7/2019

Helped to create the vision for Red Hat's tools and technology and inspiring professional software and systems engineers to solve problems. Led Developer Experience strategies across multiple product teams.
Responsibilities:
• Creating technical content
• Speaking at conferences
• Empowering engineers Ьу delivering hands-on workshops
• Building partnerships with individuals, companies, and organizations
• Connecting with other engineers to identify how Red Hat might help them to bе even more successful
• Gathering product feedback that will inform engineering decision-making
• Supporting engineers оп forums, social media, meet-ups and other places

Cloud (allg.), Docker, J2EE (Java EE), J2SE (Java SE), Kubernetes

6/2013 – 3/2019

Responsible for design, development, test and maintenance of distributed, large scale resilient systems. Backend / Middleware Development - Mostly SOA Webservices and Batch-Jobs
Tools & Technologies
Java 8, Spring 4, Spring Batch, JPA 2.1, Mockito, PowerMock, Junit, Maven, Sonar
Qube

J2EE (Java EE), J2SE (Java SE), SOAP (Simple Object Access Protocol), Spring

2/2013 – 3/2013

Loadbalanced Jboss-domain-clustering in consideration of fulltime availability and full system resilience.

J2SE (Java SE), jboss

7/2010 – 2/2013

Processing of nfc/ credit card-transactions in in the six-figure range, in real time as well as in batch operations, in consideration of performance and full reliability. Rest and SOAP based remote communication (B2B and B2C), web frontend extensions, specifying design-, architecture- and
implementation-guidelines for the whole development team, interviews with new developers and acting as direct interface to product management.

Tools & Technologies
Java SE 6 und SE 7, Java EE 5, Spring 3.1, Hibernate 3.6, Tapestry 4, SOA (Rest, SOAP), Maven 3.0.4, Jenkins 1.5, Nexus, Sonar Server, Oracle 11, Tomcat 7, Jetty 8/9, Eclipse 4.2, Linux

Apache Maven, Hibernate (Java), J2SE (Java SE), Jenkins, Representational State Transfer (REST), SOAP (Simple Object Access Protocol), Spring

6/2009 – 6/2010

Development of the UI of a SOAP-based stock-market-ordering-proxy, introduction of quality guidelines using Sonar Server, release-management and productive rollout on a tomcat-cluster in consideration of fulltime availability and full system resilience.

Tools & Technologies
Java SE 5 und SE 6, Java EE 5, Spring, Hibernate, Cocoon, SOA (XML, SOAP, Hessian), Liquibase, Maven 2+3, Hudson, Nexus, Sonar Server, Eclipse 3.5, Oracle 10, Tomcat 6, Linux

Apache Maven, Apache Tomcat, Hibernate (Java), Hudson (Software), J2SE (Java SE), SOA (Serviceorientierte Architektur), SOAP (Simple Object Access Protocol), XML

6/2007 – 4/2009

Person in charge for SEO and XML local search interface, as used by bing maps. Analysis, design and implementation of a technical concept which increased the number of unique visitors of the local search engine by ten times. Based on my own (freetime) initiative, conversion of all development projects from Maven 1 to Maven 2, inhouse training of all developer colleagues, integration of Hudson and Nexus as the company’s CI environmentFrontend development (Java, HTML, CSS, Ajax) for a local search engine

Tools & Technologies
Java SE 5 und SE 6, Java EE 5, Spring, Hibernate, SOA(XML, JSON), SEO, JSP + JSTL 1.1, Apache POI, HTML, CSS, Javascript, Ajax, Maven 1+2, Hudson, Nexus, Tomcat, Linux

Ajax, Apache Maven, Apache Tomcat, CSS (Cascading Style Sheet), Hibernate (Java), HTML, Hudson (Software), J2EE (Java EE), J2SE (Java SE), JavaScript, JSP (Java Server Pages), SEO / SEM, SOA (Serviceorientierte Architektur), Spring

8/2006 – 3/2007

Cash Office – The design and implementation of a retail cash management application in a store environment (Java Swing + JGoodies Forms Framework)

Tools & Technologies
Java SE 5, Swing, JGoodies Framework, SQL, MS SQL, Tomcat 5.5, Eclipse 3.2

Apache Tomcat, J2SE (Java SE), Microsoft SQL-Server (MS SQL), SQL, Swing (Java)

4/2006 – 7/2006

-Extensions for a PHP based image database
-Extensions for an XML Parser
-Development of an interface for a barcode scanner

Apache Maven, Apache Tomcat, DB2, J2SE (Java SE), PHP, Struts, XML

6/2004 – 9/2004

Refactoring of a Java CMS JUnit Testing
Acceptance Tests with Fitnesse SEO Optimization of a Website

J2EE (Java EE), J2SE (Java SE), jboss, JSP (Java Server Pages), SEO / SEM

4/2004 – 6/2004

Implementation of a PHP SMS Module
Development of user interfaces with access to a database in VB.Net
Database design for MySQL and MS SQL Server

Microsoft SQL-Server (MS SQL), PHP, SQL, Visual Basic

9/2002 – 2/2003

Development of a Struts-based user interface to simplify queries to an Oracle database for BMW vehicle parts.

Apache Tomcat, J2EE (Java EE), J2SE (Java SE), JDBC (Java Database Connectivity), SQL, Struts

7/2001 – 8/2001

Working as a technical editor, editorial meetings, research for magazine articles, composition of magazine news flashes, Hardware benchmarking

Redaktion (allg.)