Rafael Gramajo verfügbar

Rafael Gramajo

Java / J2EE senior developer

Profilbild von Rafael Gramajo Java / J2EE senior developer aus InningamAmmersee
  • 82266 Inning am Ammersee Freelancer in
  • Abschluss: Computer Engineer
  • Stunden-/Tagessatz: nicht angegeben
  • Sprachkenntnisse: deutsch (gut) | englisch (verhandlungssicher) | französisch (Grundkenntnisse) | spanisch (Muttersprache)
  • Letztes Update: 07.10.2019
Profilbild von Rafael Gramajo Java / J2EE senior developer aus InningamAmmersee
CV - Rafael Gramajo

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HTML, CSS, AJAX, CSS3, Javascript, JSON, HTTP, Web tier, JSP, Servlets, Struts, GWT, Hibernate, JDBC, Oracle, DB2, MySQL, sockets, SAP, JUnit, Log4j, UML, Eclipse, WebSphere, Tomcat, continuous integration tools, SAP Netweaver, SVN, GIT, Wily Introscope, Windows platform, Unix, Ubuntu, Solaris, Java, JEE, backend, JSF, Vaadin, CORBA, custom taglibs, Oracle database, API, web services, JEE apps, programming, REST, Spring, Maven, CVS, web apps, IBM mainframe, Glassfish, continuous integration, JDO, plugins, Java/JEE apps, Tomcat 7, Wily, J2EE, Scrum, TCP/IP routers, switches, Cisco, Juniper, 3Com, Nortel, APIs, multithreading, JNDI, interprocess, cron, bash, marshalling, unmarshalling, serialization, patterns, JPA, web application, My SQL, Cobol, PL/SQL, stored procedures, SAP JCo, Apache, OJB, IBM, J2EE applications, EJB 2, Rational tools, XML, flat files, Java applications, File I/O, SMTP server, parsing, SAX / DOM, XSLT, Upper-intermediate
  • 10/2014 - 06/2019

    • Consors Finanz - BNP Paribas Bank
  • Java / JEE Software Engineer
  • I participated in the maintenance and evolution of a complex suite of interrelated webapps and backend modules with a
    broad range of technologies. Among them JSP, Servlets, JSF, Vaadin, CORBA, custom taglibs, Javascript, Hibernate,
    Oracle database specifics, a REST API. Everything connected with multiple interfaces (Schufa, BNP Paribas systems,
    web services for address validation, insurance calculations, etc.); diverse interfaces with customers, and other systems
    (e. g. Von Essen Bank).

  • 12/2008 - 07/2014

    • PSA Peugeot-Citroën
  • JEE lead developer
  • During 2009 until mid 2012 I worked as a technical leader of a team in charge of the corrective maintenance and
    evolutions of Java and JEE apps. Direct hands-on in design and programming of a new JEE webapp. The technologies
    used include GWT, AJAX, JSON, JSP, Servlets, Struts, REST, Spring, Hibernate, JDBC, DB2, Oracle, Maven, JUnit,
    Log4J, web services, CVS / SVN, among others. One of the web apps was hosted in a WAS over an IBM mainframe.
    I did the migration of a webapp from WAS-DB2-IBM mainframe to Glassfish-Oracle-Solaris.
    Since mid 2012 to mid 2014 I did the support of the Java continuous integration platform. I helped the projects in
    Argentina and France to deal with issues with Maven, Java and JEE (Struts, Spring, JSP, servlets, AJAX, Javascript,
    Hibernate, JDO, Oracle). Development of Maven plugins for automatic deploy of Java/JEE apps in Tomcat 7 and WAS
    8. I helped the Java projects with troubleshooting of JEE apps using Wily Introscope. In charge of conducting
    trainings for the use of the Java continuous integration platform and Wily Introscope.

  • 09/2006 - 12/2008

    • Verizon Business
  • Java / J2EE senior developer
  • Under Scrum methodology and until the end of 2007 I collaborated on a project related to heterogeneous hardware
    devices (TCP/IP routers and switches, Cisco, Juniper, 3Com, Nortel). The frameworks/APIs include JSE, sockets,
    multithreading, Web Services, JNDI. The platform was UNIX . For interprocess communications with C the platform
    used CORBA. Those were in general low level developments in Java (threads, synchronization, cron tasks, bash
    scripting, marshalling-unmarshalling, serialization).
    During 200Iw orked in a couple of J2EE applications implemented using JSP, Servlets, Struts, Hibernate, patterns,
    JDBC, JPA, Oracle, among other frameworks.

  • 01/2006 - 09/2006

    • Idea Factory S.A
  • J2EE semi senior developer
  • I participated in the development of a web application for Argentina's agency of public incomes using Ajax, Struts,
    Spring, Hibernate, My SQL, Web Services, Tomcat, patterns, JUnit. The web app had interfaces with a legacy
    Cobol system and SAP, and used some PL/SQL stored procedures through JDBC. I got experience on
    SAP Netweaver platform. I developed a standalone Java application that connected to SAP via JCo,
    process data, and leave it in an Oracle database through JDBC.

  • 01/2005 - 12/2005

    • Cencosud S.A.
  • J2EE semi senior analyst programmer
  • I worked in a software factory and participated in all phases of software development: analysis, design, development,
    functional tests. I got experience on Struts, JDBC, Hibernate, SAP JCo, sockets, among other frameworks and APIs. I
    developed an application for massive sending of emails using former Apache James. Developed a front end web (only
    10 users) for accessing the massive sending of emails application (JSP, Struts, OJB).

  • 09/2003 - 12/2004

    • IBM Argentina
  • J2EE junior programmer - web designer
  • I collaborated in a huge project having daily interaction with people in the USA. I worked with HTML and CSS in the
    design of a front end web and I also got experience with the fundamentals of Java and J2EE applications (JSP,
    servlets, EJB 2, UML, Rational tools, Hibernate). I developed a mockup using HTML and Javascript to show the
    functioning of a web application working out of a web server, just unzipped in a folder.

  • 01/2001 - 07/2003

    • Techint
  • Technical analyst - Java junior developer
  • Working on technical tasks related to the maintenance of structured data which lay on different systems (SAP, Oracle,
    XML, a custom application). I used Java for the development of utilities for the treatment of data coming in different
    formats (XML, flat files, SAP documents) and I learnt the basics of Java applications (File I/O, Java standalone,

    connection to a SMTP server, parsing of XML using SAX / DOM, transformation of XML using XSLT).