Key Skills

Freelancer Overview

MADU OGECHI DAMIANA AI Data Annotation Contributor Lagos, Nigeria | Damianogechi8@gmail.com | +234 703 676 7203 Professional Summary Detail-oriented AI Data Annotation Contributor with hands-on experience in labeling, categorizing, and validating data for machine learning systems. Proven background in supporting AI model development through accurate tagging of images, text, and audio data. Highly skilled in digital tools, data systems, and remote task platforms. Bilingual in English and Igbo, with strong communication and digital literacy skills. Formerly worked at DRS, contributing to data projects with accuracy and consistency. Core Skills AI Data Annotation & Tagging Language Understanding (English & Igbo) Data Labeling (Text, Image, Audio) Search Engine & Social Media Evaluation Quality Assurance & Accuracy Review Time Management & Remote Tasking Digital Tools: Google Workspace, Excel, Slack, Zoom, Trello Work Experience AI Data Annotation Contributor Freelance / Remote (2024 – Present) ● Labeled and categorized large sets of data (text, image, and audio) for machine learning projects ● Annotated datasets following detailed task guidelines and maintained over 95% accuracy ● Conducted regular QA checks to identify inconsistencies and ensure annotation standards were met ● Worked with platforms like Appen, Remotasks, and OneForma Administrative/Data Assistant – DRS Nigeria Remote (2021 – 2023) ● Handled confidential data and performed quality checks on incoming information

Labeling Experience

Education

Work History