Freddy Priyatna
Knowledge Graph Expert at Gainwell Technologies
Philadelphia, Pennsylvania, United States
Summary
👤
Senior🎓
Top SchoolFreddy Priyatna is a Knowledge Graph expert and Ph.D. in Computer Science with 14 years of experience building semantic technologies, data integration pipelines, and knowledge representation systems across research and industry. He has led knowledge-graph generation and entity linking efforts at Gainwell and Olive, turning legacy and biomedical datasets into production-ready linked data and analytical pipelines. A former postdoctoral researcher at Universidad Politécnica de Madrid, he contributed to multiple EU research projects and led ontology development and a semantic annotation marketplace, publishing over 20 peer-reviewed papers. Freddy combines academic rigor with hands-on engineering—authoring and maintaining several open-source projects—while operating from Philadelphia and bridging European research with U.S. healthcare data applications.
14 years of coding experience
6 years of employment as a software developer
Bachelor, Computer Science, Bachelor, Computer Science at University of IndonesiaMaster, Computational Logic, Master, Computational Logic at Universidade Nova de LisboaMaster, Computational Logic, Master, Computational Logic at Universidad Politécnica de Madrid
English, Spanish, Indonesian
Github Skills (38)
rml10
mappings10
knowledge-graph10
gtfs10
r2rml10
semantic-web9
sparql9
mongodb9
graphql8
data-integration8
ontology7
rml-mapping7
rdf7
iterator7
python-scripts6
Programming languages (10)
Github contributions (5)
frmichel/morph-xr2rml
Feb 2014 - Sep 2017
Implementation of the xR2RML mapping language and SPARQL-to-MongoDB prototype
Contributions:52 commits, 3 PRs, 1 branch in 3 years 7 months
mongodbsparql
fpriyatna/mapping-translator
Aug 2018 - Feb 2019
Translate R2RML mappings intro Resolvers
Contributions:186 pushes in 6 months
translationr2rmlmappingstranslateresolvers
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