Amazon
Ontologist, Product Knowledge
$83K–$145K
Seattle, WA · Full-time · Posted Jul 16, 2026
- Experience
- 3+ years of relevant work experience working in ontology and/or taxonomy roles.
- Education
- Degree in Library Science, Information Systems, Linguistics or equivalent professional experience.
About the job
Develop and maintain product taxonomy and ontology models that improve product discovery across Amazon shopping and seller experiences.
What you'll do
- Build scalable, semantically rich product data models and ensure ontology coverage supports machine ingestion and inference.
- Create schemas using generative AI, improve data retrieval, and analyze product discovery metrics to optimize knowledge graphs.
- Coordinate cross-functional projects and promote ontology modeling and technology best practices.
What they ask for
- Experience building ontologies, taxonomies, and semantic relation frameworks.
- 3+ years of relevant work experience in ontology and/or taxonomy roles.
- Degree in Library Science, Information Systems, Linguistics or equivalent professional experience.
- Data retrieval and research skills; familiarity with Semantic Web technologies, query languages, validation/reasoning standards, and ontology editors.
Nice to have
- Master’s degree in a relevant field; experience building ontologies in e-commerce or semantic search.
- Familiarity with software engineering life cycle, ontology manipulation libraries, or data science/machine learning including graph embeddings.
Pay
82,700.00 - 144,700.00 USD annually (base salary)
Tools
RDF/s, OWL, SPARQL, SHACL, SPIN, Protégé, TopQuadrant products, PoolParty
AI focus
Create new schema using Generative Artificial Intelligence (generative AI) models; preferred exposure to data science and/or machine learning, including graph embeddings.
Model-written summary · the original posting is authoritative