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Grace S.

Grace S.

Artificial Intelligence Trainer / Data Annotator

Nigeria flagAbeokuta, Nigeria

Key Skills

Software

TolokaToloka

Top Subject Matter

AI training data annotation

Top Data Types

VideoVideo
ImageImage
AudioAudio

Top Task Types

Bounding BoxBounding Box
ClassificationClassification
Prompt + Response Writing (SFT)Prompt + Response Writing (SFT)
Data CollectionData Collection
RLHFRLHF

Freelancer Overview

I have experience working as an AI Trainer and Data Labeling Specialist on platforms such as Toloka and Luel AI, where I contributed to the development and improvement of artificial intelligence systems through accurate data annotation, content evaluation, and task-based model training. My responsibilities included handling various data labeling projects, completing egocentric tasks, reviewing datasets for quality and consistency, and following detailed project guidelines to ensure reliable outputs for machine learning applications. My core strengths include strong attention to detail, accuracy, adaptability, and the ability to maintain high-quality standards while working independently in fast-paced remote environments. I am skilled at identifying inconsistencies in data, following complex instructions, and delivering precise annotations that support AI model performance. I am also highly organized, quick to learn new workflows, and committed to producing dependable results across different AI training and data annotation projects.

Labeling Experience

Artificial Intelligence Trainer / Data Annotator (Luel AI)

TextText

Completed AI data labeling and evaluation tasks to enhance dataset quality and support better AI model performance. Worked with task guidelines and performed careful review of labeled items. • Annotated data according to task instructions • Ensured high attention to detail during evaluation • Verified label quality through consistency checks • Supported remote AI data annotation activities

2026 - Present
Toloka

Artificial Intelligence Trainer / Data Annotator (Toloka AI)

TolokaTolokaTextText

Evaluated and labeled AI-related data to support model improvement and higher accuracy. Followed provided guidelines while reviewing examples and identifying patterns in the dataset. • Performed data annotation and quality-focused checks • Used written English understanding for labeling consistency • Spotted anomalies and ensured guideline compliance • Contributed to overall data evaluation workflows

2026 - Present

Education

M

Moshood Abiola Polytechnic

Higher National Diploma, Marketing

Higher National Diploma
2022 - 2024
M

Moshood Abiola Polytechnic

National Diploma, Marketing

National Diploma
2019 - 2021

Work History

T

T&F Investment and Communication

Sales Representative (Onsite)

Abeokuta
2022 - 2022