Experience

Aimwel

• Netherlands
• Advertising Services
• 1 - 100 Employee

• Senior Scala Developer

  • Jun 2022 - Present

  An assignment for Aimwel, a DPG Media company, as Senior Scala Developer to develop a SAAS solution for recruitment sites. The technologies used are: Scala, ZIO, Axon, MySQL, Kubernetes, BigQuery, Kafka, Terraform, AWS An assignment for Aimwel, a DPG Media company, as Senior Scala Developer to develop a SAAS solution for recruitment sites. The technologies used are: Scala, ZIO, Axon, MySQL, Kubernetes, BigQuery, Kafka, Terraform, AWS



NetVision BV

• Belgium
• Information Technology & Services
• 1 - 100 Employee

• Owner

  • Aug 1996 - Present

  NetVision specializes in JEE/Java, Scala, Big Data, and Android projects. Besides this, NetVision maintains several websites. The technologies used for the websites are: PHP, MySQL, HTML/CSS, Java, Android, JEE, C/C++, Linux, Apache, Resin, Eclipse, REST, GitHub, and XML. NetVision specializes in JEE/Java, Scala, Big Data, and Android projects. Besides this, NetVision maintains several websites. The technologies used for the websites are: PHP, MySQL, HTML/CSS, Java, Android, JEE, C/C++, Linux, Apache, Resin, Eclipse, REST, GitHub, and XML.



DPG Media Nederland

• Netherlands
• Media Production
• 700 & Above Employee

• Senior Scala Developer

  • May 2022 - Jun 2022

  An assignment for DPG Media as Senior Scala Developer. The technologies used are: Scala, ZIO, Axon, MySQL, Kubernetes, BigQuery An assignment for DPG Media as Senior Scala Developer. The technologies used are: Scala, ZIO, Axon, MySQL, Kubernetes, BigQuery



Marktplaats

• Netherlands
• Technology, Information and Internet
• 100 - 200 Employee

• Senior Scala Engineer

  • Oct 2021 - Apr 2022

  An assignment as a freelancer for Marktplaats. The technologies used are: Scala, Java, Kafka, MySQL, Elasticsearch, and Docker. An assignment as a freelancer for Marktplaats. The technologies used are: Scala, Java, Kafka, MySQL, Elasticsearch, and Docker.



DHL Parcel

• Netherlands
• Freight and Package Transportation
• 700 & Above Employee

• Senior Fullstack Specialist

  • Feb 2019 - Jul 2021

  An assignment as freelancer for DHL Parcel to develop streaming services to process millions of events each day. Besides that part of the machine learning team. The technologies used are: Scala, Akka Streams, Kafka, Cassandra, Python, machine learning, and Docker An assignment as freelancer for DHL Parcel to develop streaming services to process millions of events each day. Besides that part of the machine learning team. The technologies used are: Scala, Akka Streams, Kafka, Cassandra, Python, machine learning, and Docker



OUTFRONT Media

• Advertising Services
• 700 & Above Employee

• Senior Scala Developer

  • Nov 2017 - Feb 2019

  An assignment as a freelancer for OUTFRONT Media to create new micro services written in Scala replacing old ones written in Ruby on Rails. The micro services communicate with video screens. Technologies used are: Scala, Java, Postgres, Aerospike, http4s, doobie, circe, cats, Jenkins, Kubernetes, Spinnaker, Kafka, Datadog, Postman, and Docker An assignment as a freelancer for OUTFRONT Media to create new micro services written in Scala replacing old ones written in Ruby on Rails. The micro services communicate with video screens. Technologies used are: Scala, Java, Postgres, Aerospike, http4s, doobie, circe, cats, Jenkins, Kubernetes, Spinnaker, Kafka, Datadog, Postman, and Docker

• Scala Developer

  • Aug 2016 - Sep 2017

  An assignment as freelancer for DHL Parcel as Scala developer to create in a team a new site that consumers and businesses can use to send parcels. The site is based on microservices, which are exposed through a gateway to third parties. Technologies used are: Scala, Play Framework, AngularJS, Ansible, AWS, Docker, Kafka, MongoDB, and Postgres. An assignment as freelancer for DHL Parcel as Scala developer to create in a team a new site that consumers and businesses can use to send parcels. The site is based on microservices, which are exposed through a gateway to third parties. Technologies used are: Scala, Play Framework, AngularJS, Ansible, AWS, Docker, Kafka, MongoDB, and Postgres.



CSC - Computer Sciences Corporation

• Belgium

• Scala Developer

  • Apr 2016 - Jul 2016

  An assignment as freelancer for CSC developing traffic enforcement systems. The technologies used are: Scala, Akka, Java, Puppet, and RabbitMQ. An assignment as freelancer for CSC developing traffic enforcement systems. The technologies used are: Scala, Akka, Java, Puppet, and RabbitMQ.



FourScouts B.V.

• Associate Senior Developer

  • Oct 2015 - Mar 2016

  An assignment as freelancer for FourScouts. The technologies used are: Scala, Play Framework, CQRS, Axon Framework, Elasticsearch, Cassandra, and MongoDB. An assignment as freelancer for FourScouts. The technologies used are: Scala, Play Framework, CQRS, Axon Framework, Elasticsearch, Cassandra, and MongoDB.



ING

• 1 - 100 Employee

• Senior Software Developer

  • Jan 2015 - Oct 2015

  An assignment as freelancer for ING for a realtime fraud detection project. Technologies used are: Scala, Akka, Cassandra, Spray, Spark, Graphite, Grafana, Java, Kafka, Spring, Linux, Git, JIRA, and Docker. An assignment as freelancer for ING for a realtime fraud detection project. Technologies used are: Scala, Akka, Cassandra, Spray, Spark, Graphite, Grafana, Java, Kafka, Spring, Linux, Git, JIRA, and Docker.



Xdynamics

• Hong Kong
• Aviation and Aerospace Component Manufacturing
• 1 - 100 Employee

• Research & development

  • Apr 2014 - Apr 2015

  An assignment as freelancer for Xdynamics, building a platform for data linking. The first version was delivered to ProRail. The technologies used are: Scala and Elasticsearch An assignment as freelancer for Xdynamics, building a platform for data linking. The first version was delivered to ProRail. The technologies used are: Scala and Elasticsearch



Malmberg

• Sweden
• Renewable Energy Semiconductor Manufacturing
• 1 - 100 Employee

• Senior Software Developer

  • Jul 2014 - Nov 2014

  An assignment as freelancer for Malmberg to adapt the conversion of content to make it suitable for the application that shows the content to users. Part of the job was the automation of the creation and updating of jobs and pipelines in Jenkins. Besides this, worked on the new version of the application. Technologies used: Java, JEE, jQuery, Maven, Jenkins, AWS, shell scripts, MongoDB, Vert.x, AngularJS, and GitHub. An assignment as freelancer for Malmberg to adapt the conversion of content to make it suitable for the application that shows the content to users. Part of the job was the automation of the creation and updating of jobs and pipelines in Jenkins. Besides this, worked on the new version of the application. Technologies used: Java, JEE, jQuery, Maven, Jenkins, AWS, shell scripts, MongoDB, Vert.x, AngularJS, and GitHub.



RIGD-LOXIA

• Netherlands
• Automation Machinery Manufacturing
• 1 - 100 Employee

• Senior Software Developer

  • Jul 2014 - Jul 2014

  An assignment as freelancer for RIGD-LOXIA to create a proof of concept for the visualization and editing of rail data. The technologies used are : Java, GWT, SVG, and Raphaël. An assignment as freelancer for RIGD-LOXIA to create a proof of concept for the visualization and editing of rail data. The technologies used are : Java, GWT, SVG, and Raphaël.



Spotney.com

• India

• Senior Software Developer

  • Jul 2013 - Jul 2014

  An assignment as freelancer for Spotney.com, building an email marketing system. The technologies used are: Scala, Java, PHP, Spark, Hadoop, Redis, AWS An assignment as freelancer for Spotney.com, building an email marketing system. The technologies used are: Scala, Java, PHP, Spark, Hadoop, Redis, AWS

• Senior Software Engineer

  • Oct 2010 - Jul 2013

  An assignment as freelancer for RIGD-LOXIA, a company that develops software for ProRail. Besides designing and developing software, I was also the chairman of the technical vision committee, which advises the software development department on which technologies to use. The technologies used are: Java, J2EE, HTML/CSS, HTML5, JBoss, GWT, REST, JAX-RS, MongoDB, NoSQL, RCP, Scrum, Maven, Subversion, and Jenkins. An assignment as freelancer for RIGD-LOXIA, a company that develops software for ProRail. Besides designing and developing software, I was also the chairman of the technical vision committee, which advises the software development department on which technologies to use. The technologies used are: Java, J2EE, HTML/CSS, HTML5, JBoss, GWT, REST, JAX-RS, MongoDB, NoSQL, RCP, Scrum, Maven, Subversion, and Jenkins.



HSB identification

• Netherlands
• Information Technology & Services
• 1 - 100 Employee

• Senior Software Engineer

  • Jun 2010 - Aug 2010

  Worked as a freelancer on the functional and technical design for the adaptation of the workflow of an existing application. Besides the design, I also worked on the implementation and on the writing of the user manual. The technologies used are: PHP, AJAX, XML, UML, Smarty, and Oracle. Worked as a freelancer on the functional and technical design for the adaptation of the workflow of an existing application. Besides the design, I also worked on the implementation and on the writing of the user manual. The technologies used are: PHP, AJAX, XML, UML, Smarty, and Oracle.



RealGames

• Netherlands
• Computer Games
• 1 - 100 Employee

• Senior Software Engineer

  • May 2009 - Mar 2010

  Worked as a freelancer on the adaptation of the advertising platform used for online casual games. Besides working on the implementation, I also made the technical design. Besides this, worked on an Open ID integration and adaptations of the payment system. The technologies used are: NetBeans, MS SQL Server, Java, J2EE, webservices, SOAP, OpenID, Apache, Tomcat, PHP, MySQL Worked as a freelancer on the adaptation of the advertising platform used for online casual games. Besides working on the implementation, I also made the technical design. Besides this, worked on an Open ID integration and adaptations of the payment system. The technologies used are: NetBeans, MS SQL Server, Java, J2EE, webservices, SOAP, OpenID, Apache, Tomcat, PHP, MySQL

• Senior Software Engineer

  • Oct 2007 - Apr 2009

  Worked as a freelancer on several projects for which I made technical designs and did the implementation. One of the projects was an online visualization and editing tool for train routes. The technologies used are: Eclipse, RUP, Scrum, RPC, Swing, Java, Java2D, Maven, JUnit, PHP, and UML. Worked as a freelancer on several projects for which I made technical designs and did the implementation. One of the projects was an online visualization and editing tool for train routes. The technologies used are: Eclipse, RUP, Scrum, RPC, Swing, Java, Java2D, Maven, JUnit, PHP, and UML.



Zylom

• Senior Software Engineer

  • Mar 2007 - Sep 2007

  Worked as a freelancer on the improvement of the advertising system used for online casual games. Besides this, created a Facebook application. The technologies used are: Eclipse, NetBeans, MS SQL Server, SOAP, AJAX, Java, J2EE, Tomcat, FBML, and Facebook API. Worked as a freelancer on the improvement of the advertising system used for online casual games. Besides this, created a Facebook application. The technologies used are: Eclipse, NetBeans, MS SQL Server, SOAP, AJAX, Java, J2EE, Tomcat, FBML, and Facebook API.



Graydon

• United States
• Medical Practices

• Senior Software Engineer

  • Dec 2006 - Feb 2007

  Worked as a freelancer for a financial services company. The assignment included modifying an existing application, performance testing on this application, and making improvements based upon the findings. The technologies used are: IBM Rational Application Developer, DB2, Spring, XML, Java, J2EE, and Websphere Application Server. Worked as a freelancer for a financial services company. The assignment included modifying an existing application, performance testing on this application, and making improvements based upon the findings. The technologies used are: IBM Rational Application Developer, DB2, Spring, XML, Java, J2EE, and Websphere Application Server.



Quinity

• Belgium
• Ranching
• 1 - 100 Employee

• System Developer/Team Leader

  • Sep 2005 - Sep 2006

  As team leader I was responsible for a team of developers and for communication with the customer. As system developer I made technical designs and implemented them. I've created technical designs for the Internet banking project of a Dutch bank and created technical designs for and developed intranet and internet projects for an insurance company. The technologies used are: JSP/Servlets, JDBC, JNDI, EJB, Struts, Linux, Apache, Tomcat, WebSphere, WSAD, Eclipse, HTML/CSS, SOAP, MS SQL Server, CVS, and XML/XSLT. Show less

• Co-Founder & Senior System Designer

  • Jun 2001 - Aug 2005

  I've founded Zylom with eight others. As senior system designer I was responsible for developing backend systems, holding usability tests, and coaching junior developers. The technologies used are Java, JSP/Servlets, JDBC, XML, HTML/CSS, JBuilder, MS SQL Server, OLAP, Linux, Apache, CVS, Subversion, and Resin. I've founded Zylom with eight others. As senior system designer I was responsible for developing backend systems, holding usability tests, and coaching junior developers. The technologies used are Java, JSP/Servlets, JDBC, XML, HTML/CSS, JBuilder, MS SQL Server, OLAP, Linux, Apache, CVS, Subversion, and Resin.



Gamegate.com

• Team Leader Game Development

  • Jan 2000 - Jun 2001

  Responsible for a team of game developers. Besides this, I designed and developed online games and backend systems. The technologies used are Java, JSP/Servlets, CVS, HTML/CSS, MS SQL Server, MySQL, Linux, Apache, and Resin. Responsible for a team of game developers. Besides this, I designed and developed online games and backend systems. The technologies used are Java, JSP/Servlets, CVS, HTML/CSS, MS SQL Server, MySQL, Linux, Apache, and Resin.



Euro-Partners

• Israel
• Advertising Services
• 1 - 100 Employee

• System Designer

  • Apr 1997 - Dec 1999

  I developed online games and backend systems. The technologies used are Java, C/C++, HTML, Apache, and FreeBSD. I developed online games and backend systems. The technologies used are Java, C/C++, HTML, Apache, and FreeBSD.