Valdera

Data Scientist

• Design and build pipelines to collect supplier data and chemical product information (specifications, CAS numbers, certifications, SDS/regulatory documents, NAICS classification of manufacturing plants) from supplier sites, distributor catalogs, trade databases, and other public and semi-structured sources
• Develop and maintain web scrapers and automated ETL workflows to keep supplier and product data current at scale
• Clean, normalize, and reconcile inconsistent supplier data into structured, standardized formats suitable for internal tools and analytics
• Apply chemical domain knowledge to validate and enrich data — resolving product names, CAS numbers, synonyms, and specifications across suppliers
• Evaluate and improve matching and classification models to map suppliers and products to buyer requirements, and to identify overlapping or equivalent chemical offerings
• Partner with Supplier Management and Engineering to define data quality standards, identify gaps in supplier coverage, and prioritize new data sources.
• Own pipeline health and data quality, and drive the KPIs that measure overall data coverage

Chemical Data Scientist