Pawel Sawicki

Senior Java Software Engineer

Lodz Metropolitan Area

About

Experience

  • Senior Java Software Engineer at Regnology
    Oct 2021 - Present · 4 yrs 9 mos

    Technology Stack: Languages/Framework: Java 21, Spring Boot, Spring, Hibernate, Groovy Databases: Oracle, PostgreSQL, Microsoft SQL Server Containerization: Docker, Kubernetes Cloud: Google Cloud Platform (GCP), Amazon Web Services (AWS)

  • BearingPoint (10 yrs 10 mos)
    • Senior JEE Developer (Freelancer)
      Jan 2012 - Oct 2021 · 9 yrs 10 mos

      Projects Duties : Redesign the project into transactional system Performance improvements regarding the calculation logic. EasyTax has been developed to be transactional system for 'Abgeltungssteuer 2013' Designed and implemented connectors to bank's legacy systems, most of the cases to external JMS providers Competence area: Jboss4.03, Weblogic 11 Ejb2.1 → migrated into Spring 3 and Hibernate3.x/JPA2.0 transaction management within application (JTA and Spring) Message Dirven Beans, JMS API , jboss internal queuing IBM MQ Websphere JSP/Servlets, Struts, Java Script Tools: Eclipse, SQL Developer Studio, Microsoft Visual Studio 2010 Express Continuous Integration : Jenkins, Maven, Sonar,Nexus Database: Oracle, MSSQL Scrum

    • java developer
      2011 - 2014 · 3 yrs

    • Senior JEE Developer (Freelancer)
      Aug 2011 - Dec 2011 · 5 mos

      Projects: porting existing project into the Credit Suisse's Java Application Platform. Such a migration and installation was the required condition for Credit Susisse to ever consider the purchase of the EasyTax project. Competence area: PART1: Migration from JBoss 4 into Weblogic 11 and IBM MQ Webpshere porting application from JBoss 4 into Weblogic 11 adjusting deployment descriptors changes in JSP pages reimplementation of security in EJB layer redefine Message Driven Beans from JBoss internal queues into IBM MQ Websphere 7.0.1 PART 2: Deploy Easytax project into JAP environment. JAP Environment (qmb tools, deploy process, etc ) new project structure for EasyTax (from maven into qmb structure) new deploy process into JAP environment new container login (JAAS)

  • CommerceGate (Lodz, Lodz District, Poland)
    • Senior JEE Developer (Freelancer)
      Apr 2009 - Jun 2011 · 2 yrs 3 mos

      !CG-Live, project for Spanish banking company Projects: back office application (GWT and GXT front end) for managing live transactions (payment processors) ,replacement for old back office application based on PHP system features : transactions management membership management user management reports – PDF, Excel , charts, monition charts (Google Visualization API) configuration of the system according to customer needs, (XML- based configuration) Competence area: Spring2.5, Spring MVC, Spring Security GWT, ext-GWT EJB3 JMS, Active MQ Hibernate3.3/JPA Maven2, Junit, XML, SVN,Hudson,Nexus Tomcat 6, JBoss 5 Oracle 10i, SQLDeveloper, PL/SQL (procedures, triggers etc) JasperReports

    • Senior JEE Developer (Freelancer)
      Dec 2008 - Apr 2009 · 5 mos

      Postback Agent, project for Spanish banking company. Project: Framework project responsible for receiving messages from JMS queue , transform them using configured transformation logic and send them to proper services (SOA based services) Project has an open architecture that allows easy configuration on different environments and might be easily customizing depending on customer needs, architecture follows dependency injection (Spring approach) when adding new features. New java/jee based application that is about to replace existing system which was implemented in PHP. Competence area: Spring2.5, Spring Integration1.0, Spring MVC, Spring + Quartz JMS, Active MQ Web Services (contract-first), JAXB, SoapUI XML, XSLT Hibernate/JPA Other : Maven2, SVN, Junit,Hudson,Nexus Tomcat 6, Jetty Oracle 10i, SQLDeveloper

  • Senior Java Developer (Freelancer) at Gebit Solutions GmbH
    Dec 2007 - Oct 2008 · 11 mos

    Projects: Diagnostic application for new type of car (Porsche Panamera). Competence area: JDO/Kodo, Spring Eclipse RCP Other : Ant, HSQL,UML

  • Senior J2EE Developer (Freelancer) at Plan Solution
    Feb 2007 - Dec 2007 · 11 mos

    Projects: BMW financial services, web based application for BMW group Application features: creating Internet surveys by BMW management (GWT based front) sending surveys to recipients, collecting responses performing analytic, creating different types of reports. Competence area: Hibenrate 3.2, Spring 2.0, Maven 2.0, JEE , Java 5 GWT Oracle, MySQL Other: Appache Commons , JPA, Web Services (Xfire), Jetty, Tomcat,UML