Marijn Koolen
Researcher at Huygens ING (KNAW)
Amsterdam, North Holland, Netherlands
Summary
👤
Senior🎓
Top SchoolMarijn Koolen is a researcher and developer with a PhD in information retrieval and over a decade of experience building digital research infrastructure for the humanities. Based in Amsterdam, he blends rigorous IR research—covering book search, recommender systems, link analysis and structured retrieval—with hands-on tool development for computational literary studies and digital history. At KNAW/Huygens ING and prior roles at the University of Amsterdam and Sound and Vision he has translated scholarly questions into interactive systems and reproducible methods. His work sits at the intersection of network analysis, scholarly annotation and recommender design, often surfacing non-obvious relationships across large cultural heritage collections. Colleagues rely on him to bridge academic rigor and production-ready engineering in long-running digital humanities projects.
12 years of coding experience
10 years of employment as a software developer
Ph.D., Information Retrieval, Ph.D., Information Retrieval at University of AmsterdamM.Sc., Artificial Intelligence, M.Sc., Artificial Intelligence at Universiteit van Amsterdam
English
Stackoverflow
21reputation
326reached
1answer
1question
Github Skills (32)
python-server10
fuzzy-search9
information-extraction9
rdfa9
neo4j8
cypher8
javascript8
graph7
graph-database7
directed-acyclic-graph7
tomcat6
database6
neo4j-database6
graphdb6
parsing6
Programming languages (9)
Github contributions (5)
impact-and-fiction/impfic-core
Nov 2022 - Mar 2026
Core code base for common functionalities
Contributions:1 PR, 32 pushes, 11 tags in 3 years 4 months
marijnkoolen/scholarly-web-annotation-client
Jan 2017 - Jul 2017
Javascript annotation client for RDFa enriched web resources
Contributions:418 commits, 3 PRs, 213 pushes in 5 months
javascriptrdfa
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