Krzysztof Krason

Mostly backend with Java (versions ranging from 8 till latest currently 20, including non-LTS versions) and Spring Boot, build with Maven, version control using git. (there is sometimes some instances of shell scripting, python and Lua). And working on Linux. A little bit of Javascript/Typescript with Angular (but not a fan of either).

Document management system (frontend + backend) and new backend system for a team of 40 developers. Technologies: Java 1.7-1.8, Spring 2.x-4.x, Hibernate, Guava, Maven, Tomcat 7.x-8.x, JUnit, Mockito. * technical leadership for a team of 4-10 developers and QAs * estimation of new features * design of core parts of the application * monitoring application on production * code reviews * communication with product owners and external teams * recruitment of new team members

* 2009 - 2013 Development of Sabre Virtually There / TripCase traveler facing itinerary web page (Java, Spring, Hibernate, maven, Git) * 2008 - 2009 Development of new Flash based UI for booking flights (Java, Flex, Spring, maven, SVN) * 2007 - 2008 Development of new features for travel agent facing reservation system (mostly Java, ClearCase) * 2006 - 2007 Development of leisure travel portal (Java, Spring, maven, SVN)

* 2006 - Development of BTS management software (Java, Swing) * 2005 - Development of new BTS power management subsystem (C, with a bit of C++) * 2004 - Development of system for testing Base Station Controller components (Perl with a lot of XML)