Dimitris is a data geek working as a senior knowledge engineer at GeoPhy. He enjoys building and manipulating big [knowledge] graphs, data quality pipelines and contributing to open source software. He usually writes code using Java/Scala but prefers Bash when possible.
He is really close to holding a PhD on large scale knowledge extraction and quality assessment from Leipzig University and has published over 40 papers on various scientific venues. He is the co-editor of the W3C specification SHACL RDF constraint language, the chairman of the Shape Expressions (ShEx) W3C community group and a co-author of the “Validating RDF data” book.