Objectivation
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Resumé Eelco den Heijer

Last nameden Heijer
First nameEelco
Date of birth16 September 1970
NationalityDutch
Gendermale
E-maileelco@objectivation.com


Work History

Parelsnoer, Amsterdam, Netherlands: Designer, Senior Developer
December 2007 - June 2008
 I am currently working for a project initiative group called Parelsnoer (Dutch for 'String of Pearls'). The aim of the Parelsnoer project is to create a central infrastructure whereby reasearchers of all eight medical universities in the Netherlands can exchange research data. I will help design the XML specification and will build the central infrastructure in Java.
CINOP, BKWI, Elektronisch Leerdossier, Utrecht, Netherlands: Senior Developer
June 2007 - June 2008
 For CINOP I am working on a proof of concept for the Elektronisch Leerdossier (roughly translated as 'Electronic Education File'). The Elektronisch Leerdossier should facilitate the exchange of school pupil/ student data between schools, universitities etc. The work is carried out at BKWI.
Innovista Security, Amsterdam, Netherlands: Senior Developer
April 2007 - May 2007
 At Innovista Security I have worked on the cameramanager.com platform. With this platform IP cameras can be disclosed over the Internet. Users can record images, playback footage and manage their online IP cameras.
Transavia, Schiphol, The Netherlands: Senior Developer
August 2006 - April 2007
 At Dutch airline Transavia I worked on the re-implementation of the entire e-commerce web site, which sells airline tickets, car rentals, hotel rooms and entire holiday packages to Transavia customers.
Postbank, Amsterdam, The Netherlands: Senior Developer, Senior Deployer
December 2005 - July 2006
  From December 2005 until July 1st 2006 I worked for Dutch bank Postbank. At Postbank I did J2EE development work, worked on big J2EE deployments in a large Websphere environment, generic troubleshooting and assisting with performance load tests.
Nuon, Amsterdam, The Netherlands: Senior Developer
September 2005 - November 2005
  From September 2005 until November I worked for Dutch Energy supplier Nuon. At Nuon I built some small applications for admin purposes, and wrote some documents on how to improve the software development cycle.
@Home, Amsterdam, The Netherlands: Senior Developer
January 2005 - July 2005
  From the January until July 2005 I have worked for a familiar customer; @Home in Amsterdam (an Essent Kabelcom company). Here I worked on a big authentication and authorisation framework, built in J2EE and Weblogic.
ING Bank, Amsterdam, The Netherlands: Senior Developer
September 2004 - December 2004
  For the large Dutch ING Bank I did a project for the Corporate Banking department. I built an extension to an existing credit risk application; for this project I used J2EE, Websphere, Oracle and Hibernate.
UPS Supply Chain Solutions, Sassenheim, The Netherlands: Senior Developer
June 2004 - September 2004
  For Logistics company UPS Supply Chain Solutions I worked on a large warehousing application that was built for a large computer manufacturer. I developed various modules for various parts of the application using J2EE, Struts, Oracle, MQ Series and Weblogic 8.1.
@Home, Amsterdam, The Netherlands: Senior Developer
March 2003 - May 2004
  During pretty much entire 2003 and the first part of 2004, I worked for Cable Internet Provider @Home (subsiduary of Essent Kabelcom). My main duties were building a prototype, doing some design and building a full-fledged J2EE application in BEA Weblogic. Also I helped setting up a developer coding standard, did many interviews with developer candidates. I also did maintenance on an older J2EE system.
KLM, Schiphol, The Netherlands: Consultant
June 2002 - March 2003
  From june 2002 until March 2003 I worked at Royal Dutch Airlines KLM Information Services on the deployment and trouble-shooting of various web applications.
Badjo, Nauta Dutihl, Amsterdam, The Netherlands: Software Developer
March 2002 - May 2002
  For the largest law firm in the Netherlands, Nauta Dutilh, I worked on a part of an Intranet application. I developed a number of XSL-T and XSL-FO stylesheets to generate HTML and PDF documents from XML data. I worked together with Amsterdam based Internet firm Badjo.
FreeNites, IYHF, Amsterdam, The Netherlands: Software developer, Web site developer
December 2001 - January 2002
  For the International Youth Hostelling Federation I have built a web site for their customer loyalty programme "FreeNites". The web site was built using HTML, XML, XSL and CSS.
Nokia Game 2001, Schiphol The Netherlands, Denver USA: Software developer
July 2001 - November 2001
  For the Nokia Game 2001 I was part of a small team whose goal was to build an instant messaging solution. The solution was built by using Jabber Instant Messaging server and building a custom client Java applet.
Bibit, Bunnik, The Netherlands: Software developer
February 2001 - July 2001
  At Bibit Internet Payments I have worked on the implementation of an entire payment gateway. With this gateway, the entire process of a credit card transaction is supported.
KPN Research, Leidschendam, The Netherlands: Consultant
December 2000 - January 2001
  For KPN Research, I have conducted a small investigative research project into the applicability of an XML database in a big portal project. My work consisted of doing some tool research and building small prototypes to verify findings.
Ticketing Solutions, Kidlington, United Kingdom: Software developer
September 2000 - April 2001
  From September 2000 until April 2001 I did some work for Ticketing Solutions. Ticketing Solutions has a product to sell tickets for any event over the Web. My job was to integrate their system with several payment gateways.
Telegraaf Electronic Media Telegraaf, Amsterdam, The Netherlands: Developer
March 2000 - August 2000
  From March to August 2000, I have worked for the largest newspaper in the Netherlands to develop a dynamic content website for the financial department of the newspaper.
Objective Alliance/ EDUshare B.V., Amsterdam, The Netherlands: Trainer/ Consultant
November 1999 - March 2000
  From November 1999 till March 2000 I worked for Objective Alliance/ EDUshare as a trainer/ consultant. My main project was to develop an entire Java course for both class training and individual training. After development, I had to give Java trainings. Next to Java, I gave short trainings in Windows NT, Object Technology, Webservers, JavaScript, and Perl.
IQUIP Informatica B.V., Diemen, The Netherlands: Senior Programmer, Analyst, Architect
September 1998 - October 1999
  From September 1st 1998 to October 1999 I worked for IQUIP Informatica B.V. an IT service provider (is now Sogeti). My main work objectives were interviewing and requirement analysis, functional and technical design, and software development. Technologies and areas I worked in were Java, Knowledge Management, C++, Internet and Extranet
Syllogic B.V./ Perot Systems, Amersfoort, The Netherlands: Scientific Programmer, Analyst
October 1995 - September 1998
  From October 1st 1995 till September 1998 I worked for Syllogic, a small IT company. I mainly did development work, and on some projects I also did requirements analysis, fuctional analysis and design. Technologies and areas I worked on were C++, Prolog, Knowledge Technology, Data Mining and Information Retrieval.
KPN Research, Leidschendam, The Netherlands: University graduation project
March 1995 - September 1995
  My university graduation project consisted of investigating the applicability of evolutionary algorithms in the area of address block segmentation of post documents. The research was done at KPN Research, where a lot of research is conducted in the area of automatic reading of addresses of postal documents.
Syllogic/ Perot Systems, Amersfoort, The Netherlands: University graduation project
November 1994 - March 1995
  A traineeship was 'optional' during the university education, but I found it relevant to obtain experience in working in a corporate environment. I applied for a traineeship at Syllogic in Houten (which would later be my first employer). I did research on the effectiveness of the genetic algorithm that was used in the CAPTAINS system (a system built by Syllogic).



University education

Cognitive Artificial Intelligence (University)
DateAugust 1995
InstituteUtrecht University, Utrecht, The Netherlands


Skills

Programming
  I have extensive programming skills in the following languages: Java, C, C++, Pascal, Lisp and Prolog. I have reasonable programming skills in Basic, Korn shell, awk and Tcl, Perl, and Javascript. I am Sun Certified Programmer for the Java 2 Platform (SCJP), Sun Certified Developer for Java 2 (SCJD), Sun Certified Web Component Developer for J2EE (SCWCD), Sun Certified Business Component Developer for J2EE Platform (SCBCD), Sun Certified Architect for J2EE (SCEA) and IBM Certified Websphere 4 Enterprise Developer.
Web technology
  I have extensive knowledge on Hypertext Markup Language (HTML), and with HTML composer tools as DreamWeaver 2 and 3. Next, I have experience with Cascading Style Sheets (CSS). I also have some experience with Virtual Reality Modelling Language (VRML) 1.0 and 2.0. Next, I have experience with XML and XSL.
Knowledge technology
  I have some experience with designing knowledge-based systems, and have completed an 8 day Master course Knowledge Management at Cibit, the Netherlands.
Software Development methodologies
  Early 1998 I followed a course in Object Modelling Technique (OMT), an object-oriented software development methodology for designing large, complex and distributed systems.
Architectures
  I have extensive experience with 'classic' Client-Server architectures, a lot of experience with web-based architectures (using web client, webserver, and a database), and a lot of experience with middleware N-tier architectures.
Software Development tools
  I am experienced in the use of the following software development tools: IBM VisualAge, Microsoft Developer Studio, Symantec Visual Café, Inprise Jbuilder, XVT (multi-platform Graphical User Interface development package), the unix software development tools make, lex and yacc (parser generators).
Operating systems
  I have a lot of experience with several Unix platforms (AIX 3.x, 4.x, 5.x, SunOs, Solaris, IRIX, HPUX, and Linux), Windows NT, 2000, Windows 95/98, Windows 3.1x, DOS and OpenVMS.
Relational Database Management Systems (RDBMS)
  I have extensive knowledge of Oracle 7.1, 7.2 and 7.3. I have worked a lot with SQL, and used Sybase, SQL Server, IBM DB2 and databases with an ODBC and JDBC connection.


Publications

  • den Heijer, E.,Blok, K.,Trautwein, M. ,Document Clustering in an Information Retrieval Environment: TextHub,1998, Published in "Proceedings of BENELEARN, 1998"
  • den Heijer, E.,Adriaans, P.W. ,The Genetic Algorithm in CAPTAINS,1996, Published in "International Journal of Human-Computer Interaction 8(3)",Elsevier, Amsterdam
  • den Heijer, E. ,Address Block Segmentation and Evolutionary Computation,1995,KPN Research, Leidschendam, Netherlands, and Department of Philosophy, Utrecht University, Netherlands.
  • den Heijer, E. ,Analysis of the Hybrid Classifier System in CAPTAINS,1995,Syllogic/ Perot Systems, Netherlands and Department of Philosophy, Utrecht University, Netherlands.
  • Knobbe, A.J,Waldron, R.,den Heijer, E. ,Practial aspects of Data Mining,1996, Published in "Proceedings of Practical Aspects of Knowledge Engineering",Elsevier, Amsterdam, Netherlands.


Hobbies

  • Composing and producing electronic music
    I have a small studio at home with a number of synthesizers and samplers.
  • Running and squash
  • Reading books and watching films.

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