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Precious A.

Precious A.

AI Data Annotator (Freelance) — Outlier

Nigeria flagLagos, Nigeria

Key Skills

Software

Other
OneFormaOneForma

Top Subject Matter

LLM quality evaluation and response annotation
AI safety evaluation
fact verification

Top Data Types

TextText
ImageImage
DocumentDocument

Top Task Types

Data CollectionData Collection
Prompt + Response Writing (SFT)Prompt + Response Writing (SFT)
Fine-tuningFine-tuning
RLHFRLHF
Question AnsweringQuestion Answering
Text SummarizationText Summarization

Freelancer Overview

AI Data Annotator (Freelance) — Outlier. Brings 4+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Other and OneForma. Education includes Bachelor of Science, The National Open University of Nigeria (2025) and Certificate, Google (2026). AI-training focus includes data types such as Text and labeling workflows including Evaluation and Rating.

Labeling Experience

OneForma

AI Trainer — OneForma (Remote)

OneFormaOneFormaTextText

Annotated text, image, and search relevance datasets according to project specifications for AI training workflows. Evaluated AI-generated responses for relevance, fluency, grammar, factual correctness, and completeness. Conducted search engine relevance evaluation using predefined rating guidelines and performed linguistic quality assurance and data validation. • Classified and categorized datasets for supervised machine learning • Reviewed annotation outputs for consistency and quality compliance • Maintained high accuracy while working with confidential datasets • Participated in calibration exercises to improve labeling consistency

2025 - 2026

AI Data Annotator (Freelance) — Outlier

OtherTextText

Evaluated AI-generated responses for factual accuracy, relevance, clarity, and safety using detailed project guidelines. Performed text annotation and prompt-response evaluation to ensure outputs met quality requirements. Applied quality assurance checks to keep labeling consistent across the dataset and maintain productivity targets. • Assessed hallucinations, bias, and logical inconsistencies • Verified responses against rubric-based criteria • Ensured annotation consistency through QA procedures • Collaborated with remote project teams to meet deadlines

2024 - 2025

Education

I

IBM

Certificate, Artificial Intelligence Engineering

Certificate
2026 - 2026
G

Google

Certificate, Data Analytics

Certificate
2026 - 2026

Work History

S

Studio Light Pro Limited

Web Developer

Lagos
2023 - 2026