Olusola S.

Key Skills

Software

Don't disclose

Top Subject Matter

Structured data management for KPI reporting and AI data quality

Text annotation for AI training (sentiment, intent, NER, relevance)

Top Data Types

Text

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Top Task Types

No task types listed

Freelancer Overview

Data & Operations Support Analyst (data validation & QC). Professional background includes roles such as Data & Operations Support Analyst and Broadcast Operations Technician. Core strengths include Internal, Proprietary Tooling, and Don't disclose. Education includes Bachelor of Science, University of Ilorin. AI-training focus includes data types such as Text and labeling workflows including Evaluation, Rating, and Entity (NER).

Labeling Experience

Annotation & AI Data Skills (text labeling capabilities)

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Provided AI data skills aligned with text annotation tasks, including sentiment analysis, intent classification, named entity recognition (NER), and relevance rating. • Applied guideline adherence for high-volume text labeling workflows. • Evaluated written English for grammar, tone, and factual accuracy. • Assessed search-quality signals such as result relevance and user-intent matching. • Supported classification and relevance labeling for model training.

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Data & Operations Support Analyst (data validation & QC)

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Performed quality assurance checks on structured data entries to maintain high accuracy and consistency for downstream reporting. • Reviewed and validated large structured datasets for correctness. • Applied systematic review processes during data QC. • Flagged anomalies in operational metrics for further review. • Documented and resolved data discrepancies with standardized procedures.

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Education

Work History