Data Annotation Specialist
As a Data Annotation Specialist, I verified and annotated company attributes such as business names, web domains, directors, and revenue ranges. I conducted thorough OSINT research using multiple open data sources including company registries and LinkedIn. My work ensured high accuracy and consistency across extensive datasets. • Annotated and classified textual company data for validation and analysis • Utilized Excel and online platforms for data annotation tasks • Ensured data quality by cross-referencing multiple open-source databases • Maintained consistency and thorough documentation in labeling workflows