Stephenjoshua Akinola

Key Skills

Software

Appen

Top Subject Matter

Speech Data/AI Linguistic Training

Speech Data/Voice Recording for AI

Legal Services & Contract Review

Top Data Types

Audio

Text

Document

Top Task Types

Audio Recording

Freelancer Overview

AI & Technical Data Contributor (Freelance). Brings 8+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Appen. Education includes Bachelor of Technology, University of Technology, Akure (FUTA) (2024). AI-training focus includes data types such as Audio and labeling workflows including Audio Recording.

Labeling Experience

AI & Technical Data Contributor (Freelance)

AppenAudioAudio Recording

As a freelance AI & Technical Data Contributor, I participated in AI model training projects through structured linguistic tasks. My work included speech recording, annotation, and the review of AI model outputs for quality and accuracy. I contributed native Yoruba voice recordings and conducted thorough evaluations of machine learning datasets. • Performed speech data collection and annotation for AI models • Reviewed and evaluated AI model logic and accuracy • Provided prompt interpretation and structured data tasks • Ensured tonal and pronunciation accuracy using native Yoruba proficiency

As a freelance AI & Technical Data Contributor, I participated in AI model training projects through structured linguistic tasks. My work included speech recording, annotation, and the review of AI model outputs for quality and accuracy. I contributed native Yoruba voice recordings and conducted thorough evaluations of machine learning datasets. • Performed speech data collection and annotation for AI models • Reviewed and evaluated AI model logic and accuracy • Provided prompt interpretation and structured data tasks • Ensured tonal and pronunciation accuracy using native Yoruba proficiency

2023 - Present

Voice & Script Recording Specialist (Independent Projects)

AppenAudioAudio Recording

As a Voice & Script Recording Specialist, I created high-quality audio datasets for machine learning applications. My responsibilities involved recording clear, natural speech in Yoruba with attention to proper tone and pronunciation. I ensured the recorded data met quality standards for use in automatic speech recognition and language processing tasks. • Delivered natural script readings for training data • Produced comprehensive voice datasets for AI research • Focused on tonal accuracy and standard pronunciation • Managed project timelines and file quality checks

As a Voice & Script Recording Specialist, I created high-quality audio datasets for machine learning applications. My responsibilities involved recording clear, natural speech in Yoruba with attention to proper tone and pronunciation. I ensured the recorded data met quality standards for use in automatic speech recognition and language processing tasks. • Delivered natural script readings for training data • Produced comprehensive voice datasets for AI research • Focused on tonal accuracy and standard pronunciation • Managed project timelines and file quality checks

2022 - Present

Education

Work History