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George Stephen

AI Data Annotator — Outlier

Nigeria flagPort Harcourt, Nigeria
$15.00/hrEntry LevelOther

Key Skills

Software

Other

Top Subject Matter

Computer Vision
Video Analysis/Action Recognition
Natural Language Processing (NLP) / LLM

Top Data Types

ImageImage
VideoVideo
TextText
AudioAudio
DocumentDocument

Top Task Types

Classification
Transcription

Freelancer Overview

AI Data Annotator — Outlier. Brings 3+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Other. Education includes Bachelor of Engineering, Afe Babalola University (2022). AI-training focus includes data types such as Image, Video, and Text and labeling workflows including Classification, Evaluation, and Rating.

Entry LevelEnglish

Labeling Experience

AI Data Annotator — Outlier

OtherAudioTranscription
I completed voice and audio annotation assignments to aid the training of speech recognition AI models. Tasks required careful transcription and labeling according to strict accuracy measures. All projects were delivered under defined deadlines while maintaining data integrity. • Transcribed audio data for supervised learning in speech models. • Labeled voice samples according to client or project requirements. • Ensured compliance with annotation and privacy guidelines. • Reported errors and inconsistencies in audio datasets.

I completed voice and audio annotation assignments to aid the training of speech recognition AI models. Tasks required careful transcription and labeling according to strict accuracy measures. All projects were delivered under defined deadlines while maintaining data integrity. • Transcribed audio data for supervised learning in speech models. • Labeled voice samples according to client or project requirements. • Ensured compliance with annotation and privacy guidelines. • Reported errors and inconsistencies in audio datasets.

2026 - Present

AI Data Annotator — Outlier

OtherText
I participated in text verification and evaluation for large language model (LLM) training datasets. My responsibilities included assessing model outputs and ensuring data quality through detailed review. I maintained annotation guideline compliance in all assigned text labeling tasks. • Evaluated and rated responses for LLM development. • Verified factual accuracy and language relevance. • Escalated questionable or low-quality data points for review. • Documented detailed feedback for model improvement.

I participated in text verification and evaluation for large language model (LLM) training datasets. My responsibilities included assessing model outputs and ensuring data quality through detailed review. I maintained annotation guideline compliance in all assigned text labeling tasks. • Evaluated and rated responses for LLM development. • Verified factual accuracy and language relevance. • Escalated questionable or low-quality data points for review. • Documented detailed feedback for model improvement.

2026 - Present

AI Data Annotator — Outlier

OtherVideoClassification
I conducted video annotation and reviewing to create training data for video-based machine learning models. My responsibilities included closely following provided annotation guidelines to deliver precise and useful labels. I contributed to high-quality datasets for action and object recognition projects. • Performed video annotation supporting deep learning initiatives. • Reviewed annotated videos for consistency and completeness. • Flagged labeling errors and suggested corrections during quality assurance. • Collaborated with the data team to align on labeling standards.

I conducted video annotation and reviewing to create training data for video-based machine learning models. My responsibilities included closely following provided annotation guidelines to deliver precise and useful labels. I contributed to high-quality datasets for action and object recognition projects. • Performed video annotation supporting deep learning initiatives. • Reviewed annotated videos for consistency and completeness. • Flagged labeling errors and suggested corrections during quality assurance. • Collaborated with the data team to align on labeling standards.

2026 - Present

AI Data Annotator — Outlier

OtherImageClassification
As an AI Data Annotator at Outlier, I annotated images to support machine learning and computer vision projects. My responsibilities involved adhering to stringent guidelines to ensure label accuracy and dataset consistency. I routinely evaluated and improved image datasets for training purposes. • Supported image annotation tasks essential for supervised learning models. • Followed defined annotation guidelines to maintain quality standards. • Identified and flagged ambiguous or unclear data for review. • Ensured timely completion of labeling assignments within production schedules.

As an AI Data Annotator at Outlier, I annotated images to support machine learning and computer vision projects. My responsibilities involved adhering to stringent guidelines to ensure label accuracy and dataset consistency. I routinely evaluated and improved image datasets for training purposes. • Supported image annotation tasks essential for supervised learning models. • Followed defined annotation guidelines to maintain quality standards. • Identified and flagged ambiguous or unclear data for review. • Ensured timely completion of labeling assignments within production schedules.

2026 - Present

Education

A

Afe Babalola University

Bachelor of Engineering, Mechatronics Engineering

Bachelor of Engineering
2017 - 2022

Work History

F

First Independent Power Limited

Engineering Trainee

Port Harcourt
2024 - 2024
N

Nigerian Gas Infrastructure Company

Engineering Trainee

Port Harcourt
2023 - 2023