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Gift Sunday

Gift Sunday

Advance AI Model Training I Audio & Multimodal Datasets I Voice Actor I Video Evaluation

NIGERIA flag
Lagos, Nigeria
$10.00/hrExpertLabelboxGoogle Cloud Vertex AICVAT

Key Skills

Software

LabelboxLabelbox
Google Cloud Vertex AIGoogle Cloud Vertex AI
CVATCVAT

Top Subject Matter

No subject matter listed

Top Data Types

TextText
AudioAudio
ImageImage

Top Label Types

Classification
Question Answering
Evaluation Rating
Prompt Response Writing SFT
Translation Localization
Audio Recording

Freelancer Overview

I am an experienced AI training specialist and data annotator with over 4 years of hands on work in audio, text, image, and multimodal dataset curation. My background includes delivering broadcast quality voice recordings for AI training, annotating complex datasets, and performing rigorous QA checks to ensure over 98% accuracy. I am skilled in using tools such as Express Scribe, Smartcat, Labelbox, and CVAT, and have contributed to projects involving conversational AI, multilingual transcription, and reasoning path annotation. I excel at documenting edge cases, refining guidelines, and collaborating with remote teams to improve data quality and consistency. My attention to detail, clear communication, and adaptability enable me to support high impact AI and machine learning initiatives across diverse domains.

ExpertEnglish

Labeling Experience

CVAT

Multimodal Visual Description & Audio Annotation Project

CVATImageClassificationEvaluation Rating
Created and recorded 500+ spoken descriptions of images for a multimodal AI dataset. Ensured consistency in tone, clarity, and descriptive accuracy. Collaborated with QA teams to review ambiguous cases and refine annotation rules. Documented edge cases and contributed to improving annotation standards across the project.

Created and recorded 500+ spoken descriptions of images for a multimodal AI dataset. Ensured consistency in tone, clarity, and descriptive accuracy. Collaborated with QA teams to review ambiguous cases and refine annotation rules. Documented edge cases and contributed to improving annotation standards across the project.

2023
Google Cloud Vertex AI

Multilingual Audio Transcription & Annotation QA

Google Cloud Vertex AIAudioClassificationTranslation Localization
Transcribed and annotated multilingual audio recordings, ensuring precise timestamps, speaker identification, and formatting. Performed secondary QA reviews to correct inconsistencies and maintain high accuracy. Provided annotations to support speech-to-text model training, with attention to linguistic nuance and cultural correctness.

Transcribed and annotated multilingual audio recordings, ensuring precise timestamps, speaker identification, and formatting. Performed secondary QA reviews to correct inconsistencies and maintain high accuracy. Provided annotations to support speech-to-text model training, with attention to linguistic nuance and cultural correctness.

2021 - 2023
Labelbox

AI Chatbot Evaluation & Response Quality Review

LabelboxTextClassificationQuestion Answering
I evaluated over 1,000 AI-generated responses for accuracy, clarity, tone, and reasoning quality. My work included identifying ambiguities in prompts, defining gold-standard answers, and documenting alternative valid responses. I also contributed to refining evaluation guidelines, improving consistency across annotators. This project strengthened model behavior, improved alignment, and supported large-scale NLP training workflows.

I evaluated over 1,000 AI-generated responses for accuracy, clarity, tone, and reasoning quality. My work included identifying ambiguities in prompts, defining gold-standard answers, and documenting alternative valid responses. I also contributed to refining evaluation guidelines, improving consistency across annotators. This project strengthened model behavior, improved alignment, and supported large-scale NLP training workflows.

2020 - 2021

Education

U

University of Lagos

Bachelor of Science, Shipping and Port Management

Bachelor of Science
2021 - 2021

Work History

I

Invisible Technology

Video Q&A

Remote
2025 - 2025