Professionelles Java Enterprise Developer

8/2014 – offen

Designed and developed new features for different applications of the integration system.
Improved stability, performance of the system.
Analysed and specified new requirements of end users.
Introduced, mentored new colleagues.

Subversion, J2EE, Spring Framework, Git

1/2010 – 8/2014

● Designed and developed new features to support different business
processes.
● Designed and developed unit tests using a continuous integration
system Jenkins to improve the reliability, the performance of the system.
● Maintained the system that serves about 450 customers and handles
more than 25 thousands invoices per month.
● Organized, developed, deployed different small bugfix releases to
improve the system. The system has been running stably since more
than two years and gained customer satisfaction up to 95 percent.
● Took part in Agile software development process by using the Kanban
method to organize different tasks of projects.
● Design and develop new modules in business layer of the system using
Spring, Hibernate and diverse of Java utilization tools.
● Develop test driver, load tests for different web services.
● Develop graphic user interface of the system using Struts, JSP.

Oracle Database, Kanban (Softwareentwicklung), Wildfly, Hibernate (Java), Spring Framework, Web Services, Javaserver Pages

12/2008 – 3/2010

Designed and implemented a new modules to view receipts online using
webservice.
Developed a new module to manage services of customers.
Developed application that automatically generates data for test users.
Explained complaints and solved problems of customers.
Was in charge of the stability of the system.

Java SE, Softwareentwicklung (allg.), Javaserver Pages