Freelance Data Scientist
New
A
adesso BelgiumProcurement AI
This position is fully remote, CETContractSenior
Salary not disclosed
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Job Details
- Languages
- Fluent in ENG
- Required Skills
- PythonSharePoint
Requirements
- Demonstrated experience taking a knowledge graph system to production with schema design and query performance.
- Proficiency with Neo4J and Python.
- Strong background in semantic modeling, including ontologies, taxonomies, and business glossaries.
- Hands-on experience with semantic web standards: OWL/OWL2, RDF, RDFS, and SPARQL.
- Experience building data products and master-data pipelines including entity matching and golden-record consolidation.
- Experience designing hybrid retrieval architectures combining graph and vector databases for RAG and AI agent workloads.
- Experience building and maintaining labelled evaluation datasets.
- Proficiency with modern data/ML engineering practices (version control, CI/CD, automated testing).
- Experience with Microsoft Fabric and SharePoint-based document extraction.
- Fluent in English.
Responsibilities
- Design and deliver end-to-end reference data products like Supplier Master, Spend Cube, and Contract Register.
- Stand up and operate platform and working graphs, including ontology, reference data, and tenant separation.
- Build matching rules, golden records, and stewardship processes for suppliers and contracts.
- Develop document-extraction pipelines with confidence scoring and maintain labelled evaluation datasets.
- Build source connectors to enable onboarding without modifying the core platform.
- Implement quality feedback loops to route agent failures back to data owners.
- Maintain high engineering standards including version control, automated testing, and CI/CD.
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