09/26/2026 updated
100 % available
I write programs that keep working years later.
Saarbrücken, Germany
Saarbrücken +25 km
About me
I am software consultant since 2011, based in Saarbrücken, Germany, and I have worked with customers from Germany, United Kingdom, Australia, Belgium, New Zealand, Ireland, United States of America, and Singapore.
Java (Programming Language)Geographic Information SystemsInformation SystemsElasticsearchGIS ApplicationsOracle ApplicationsVisualizationWeb ApplicationsApache Kafka2d Design
During the last year I have been working on web applications (2D design tools, 3D visualization) and Java data processing and integration (Oracle, Kafka, ElasticSearch).
Before that I have done Geographical Information Systems (GIS) and others.
Experience
Professional experience10+ years
Freelancer since2011
Languages
DeutschBasic knowledgeEnglischFluentSpanischNative speaker
Project history
My first customers included the London Knowledge Lab (http://lkl.ac.uk), the German Research Center for Artificial Intelligence [Deutsches Forschungszentrum für Künstliche Intelligenz] (http://dfki.de), and the Exzellenz-Cluster MMCI at the University of Saarland (http://mmci.uni-saarland.de).
Since then I've worked with customers from Germany, United Kingdom, Australia, Belgium, New Zealand, Ireland, United States of America, and Singapore.
Design and implementation of major components of the ActiveMath e-Learning system, specially the Exercise System that runs interactive mathematical exercises backed by domain reasoners, and the Presentation System that transforms the semantic encoding of learning materias into displayable HTML, LaTeX, DVI, PS or PDF.
Later implemented the new AJAX front-end used for the Math-Bridge version of ActiveMath, partly as an independent consultant.Design
Design and implementation of major components of the ActiveMath e-Learning system, specially the Exercise System that runs interactive mathematical exercises backed by domain reasoners, and the Presentation System that transforms the semantic encoding of learning materias into displayable HTML, LaTeX, DVI, PS or PDF.