Gabriel O.

Key Skills

Software

Labelbox

Remotasks

Appen

Clickworker

Data Annotation Tech

Top Subject Matter

Health Domain Expertise

Education Domain Expertise

and business topics

Top Data Types

Text

Image

Document

Top Task Types

Entity (NER) Classification

Evaluation/Rating

Transcription

Data Collection

Object Detection

Text Summarization

Freelancer Overview

AI Trainer | Freelance Remote (2024 – Present). Brings 2+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Don't disclose, Labelbox, and Remotasks. Education includes Bachelor of Science, University of Port Harcourt (2017). AI-training focus includes data types such as Text and labeling workflows including Evaluation, Rating, and Entity (NER) Classification.

Labeling Experience

AI Trainer | Freelance Remote (2024 – Present)

Don't discloseText

Freelance AI trainer evaluating large language model responses for accuracy, safety, and relevance to improve conversational performance. They created structured training tasks and performed domain research to support model understanding across health, education, and business topics. Work included rating and comparing model outputs using established guidelines and collaborating with global teams via annotation platforms. • Evaluated AI responses for correctness, safety, and relevance • Built structured training tasks for conversational AI • Conducted domain research to improve topic understanding • Rated and compared outputs for quality using guidelines

2024 - Present

Data Annotation Specialist | Remote Projects (2023)

LabelboxTextEntity (NER) Classification

Data annotation specialist working on remote machine-learning projects involving labeling and categorizing multi-modal datasets. They performed entity recognition, sentiment analysis, and moderation tagging while following detailed annotation guidelines for quality. • Labeled and categorized text, image, and audio datasets • Performed entity recognition (NER) and sentiment analysis • Applied moderation tagging according to guidelines • Reviewed peer annotations for quality assurance

2023 - 2023

Education

Work History