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Semantics / Knowledge Graph Engineer

4 hours, 34 minutes ago
Greece
Full-time
Mid Level
Data Engineer
Software Development
Apache Airflow JSON Python XML
Apply Now
European Dynamics

European Dynamics

EUROPEAN DYNAMICS is a leading European company specializing in ICT technologies and software products for e-government services.

IT Services
501-1000
Founded 1993
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Description

  • Analyze, maintain, and evolve RDF/TTL data models and vocabularies.
  • Develop, optimize, and maintain SPARQL queries.
  • Support data ingestion, transformation, and validation workflows.
  • Ensure the consistency and correctness of semantic data across the platform.
  • Collaborate with backend engineers and architects to integrate semantic logic into application flows.
  • Document semantic models, assumptions, and constraints.
  • Troubleshoot data quality and reasoning issues.

Requirements

  • 3+ years of experience working with semantic or data-centric systems.
  • Strong knowledge of RDF, RDFS, OWL, and SPARQL.
  • Experience with knowledge graphs or semantic interoperability platforms.
  • Experience in data modeling and ontology design.
  • Comfort working with TTL, XML, JSON, and CSV structured data formats.
  • Ability to analyze existing models and identify implicit domain logic.
  • Experience with triplestores or graph databases (preferred).
  • Familiarity with EU data standards or interoperability frameworks (preferred).
  • Python scripting for data processing and/or Apache Airflow experience (preferred).
  • Experience with regulatory- or standards-driven projects (preferred).

Benefits

  • Competitive full-time salary.
  • Private health coverage through the company group program.
  • Flexible working hours.
  • Top-of-the-line tools.
  • Language courses, specialized training, and continuous learning opportunities.
  • Career growth opportunities, autonomy, and mentoring.

Interested in this position?

Apply directly on the company website

Apply Now

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