Developing software as a service for analyzing online communities. With Community Analytics I give community managers more control, by providing insights from their own community.My product, Community Analytics, is loved and used by well-known companies including Amsterdam Schiphol Airport, Immediate Media Co, Diabetesfonds and Nethserver.

At the Forensic Big Data Analytics team I lead the development of image recognition software. With this, forensic investigators can discover forensically relevant images in minutes instead of weeks.Using the text recognition software I developed, investigators can quickly identify relevant messages in huge amounts of texts.Developed deep learning applications using Tensorflow, including training in Python and inference in Java:Scene text recognition (EAST & OCR with Attention)Image classification (Inception v3)Text classification (BERT)Advised institutions in the public order and security sector about data science. I promote a data-driven methodology, by showing how machine learning can help gain insights from data to increase effectiveness.

Coached developers with the Hippo implementation of politie.nl. I created a geographical newsfeed to allow visitors to see what is relevant in their neighborhood.Advised and provided consultancy at various clients in how to best use Hippo CMS.

Developed software for automatic analysis of websites to allow website owners to identify and fix potential problems in their website.Developed a large-scale auction site (onlineveilingmeester.nl).Provided server maintenance and developed a high-availability web hosting solution.

At Wijngaarden I developed custom web applications using PHP, HTML / CSS and JavaScript.

In this internship I ported a DOS based user interface to Windows using Visual C++.