WPP

Knowledge Graph Engineer

WPP
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13 hours ago
Copenhagen, DenmarkSenior

Responsibilities

  • Work with development teams to use and improve the existing production knowledge graph.
  • Translate product and business requirements into graph-based data solutions and extend schemas with architects.
  • Develop graph-based machine learning models, including node embeddings, link prediction, and GNNs.
  • Integrate knowledge graphs with AI and LLM-driven applications.
  • Build solutions for semantic search, entity resolution, and recommendation systems.
  • Build, maintain, and optimize high-performance APIs and production-grade graph-powered backend systems.
  • Optimize processing and querying of large datasets and ensure consistent graph usage across applications.
  • Identify graph intelligence opportunities for marketing technology, AI, semantic technologies, and AdTech applications.
  • Support engineers through technical discussions, solution design, documentation, and usage guidelines.

Requirements

  • Production experience working with existing knowledge graphs.
  • Understanding of data modeling, entity relationships, and relationship-based data structures.
  • Hands-on experience querying graph databases such as Neo4j or Amazon Neptune.
  • Working knowledge of graph query languages such as Cypher or SPARQL.
  • Practical familiarity with semantic data concepts such as RDF and OWL.
  • General understanding of machine learning and interest in graph analytics or applied graph ML.
  • Familiarity with NLP or large language models at the integration or usage level.
  • Experience integrating data platforms and APIs across systems.
  • Ability to write and optimize graph queries and contribute to scalable backend systems.

Benefits

  • Hybrid Copenhagen work arrangement, with teams generally in the office around four days per week.
  • Opportunity to work on WPP Open and large-scale AI and marketing technology solutions.
  • Work alongside a global Data & Technology Solutions team of more than 2,000 people across 20 markets.
  • Opportunity to influence projects at significant scale and work with creative, collaborative problem solvers.
  • Inclusive culture focused on creativity, belonging, continuous learning, and career development.

Tech Stack

Neo4j
WPP

About WPP

10,000+ employees
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