Leading a multidisciplinary team of data professionals (Linguists, Data Analysts, Data Engineers, NLP/ML Scientists) in developing, delivering and maintaining a large multilingual Knowledge Graph about the HR and Recruitment domain.http://textkernel.careers/building-large-knowledge-graph-recruitment-domain-textkernels-ontology/

Wrote “Semantic Modeling for Data - Avoiding Pitfalls and Breaking Dilemmas”, a practical and pragmatic field guide for data practitioners that want to learn how semantic data modeling is applied in the real world. The book shows you what pitfalls to avoid and what dilemmas to break if you want to build and exploit high-quality and valuable taxonomies, ontologies, knowledge graphs and other types of semantic data models.Find out more at http://sdmbook.panosalexopoulos.com/

Researched, designed and implemented AI techniques to enhance Cogito, Expert System's flagship semantic data analysis platform.

▪ Developed Knowledge Tagger, a knowledge graph-based framework for customizable Named Entity Resolution and Categorization in texts.▪ Consulted large corporate customers on knowledge graph construction and text analytics implementation.▪ Participated in 4 national and EU funded projects, producing reports, deliverables and software prototypes.▪ Facilitated knowledge and technology transfer within the company as well as between the company and academic institutions.▪ Authored proposals for securing external research funding from EU and national funding bodies.▪ Published 25 scientific articles in conferences, journals and books.

• Designed and developed Knowledge Accelerator, an intelligent information access suite providing knowledge discovery, retrieval and recommendation services.• Incorporated semantic data analysis capabilities into eDialogos, IMC's social business software for internal collaboration and customer-facing online communities.• Consulted high profile clients (Hellenic Transmission System Operator S.A., Ministry of Education, Greek Yellow Pages S.A., City of Athens IT Company, etc.) on the design and implementation of intelligent information access solutions.• Provided support to the marketing and sales department by delivering technical presentations to clients and co-authoring project bids.• Participated in EU and Greek National research projects, producing reports, deliverables, software prototypes and scientific publications. • Published 22 scientific articles in conferences, journals and books.

- Taught BSc level courses in the areas of Database Systems & Software Engineering- Supervised final year projects

Software development using J2EE technologies