Samuel A.

Key Skills

Software

Other

Top Subject Matter

Machine learning (NLP) datasets

AI training data (text)

Top Data Types

Text

Top Task Types

Classification

Entity (NER) Classification

Freelancer Overview

Data Annotation Specialist — Outlier AI (Remote). Core strengths include Other. Education includes Master of Science, University of Coventry (2022) and Bachelor of Science, Kogi State University (2017). AI-training focus includes data types such as Text and labeling workflows including Classification and Entity (NER) Classification.

Labeling Experience

Data Annotation Specialist — Outlier AI (Remote)

OtherTextClassification

Annotated and validated large-scale datasets to support machine learning and NLP model training while following detailed annotation guidelines. Reviewed outputs to detect inconsistencies, edge cases, and labeling errors, then incorporated feedback to improve dataset quality. Maintained consistent performance and accuracy while meeting daily and weekly targets under strict deadlines. • Followed complex project-specific annotation guidelines • Performed quality checks and error detection on labeled data • Corrected and refined labels based on continuous feedback • Worked independently in a remote environment with team communication

2026 - 2026

Data Annotation Specialist — RWS (Remote)

OtherTextEntity (NER) Classification

Reviewed and refined AI training text datasets to improve model performance and reliability using structured annotation rules. Flagged ambiguous or low-quality data for escalation and re-review to ensure labeling consistency across tasks and project phases. Collaborated with distributed team members to maintain strong accuracy while handling high-volume assignments. • Applied structured annotation rules across text-based datasets • Escalated unclear items for additional review • Ensured consistency across multiple annotation stages • Coordinated with remote contributors across time zones

2025 - 2026

Education

Work History