For employers

Hire this AI Trainer

Sign in or create an account to invite AI Trainers to your job.

Invite to Job
T
Tinoson S.

Tinoson S.

AI Data Annotator & Labelling Specialist (Independent AI Training Projects)

Nigeria flagLagos, Nigeria

Key Skills

Software

Label StudioLabel Studio
Other
ClickworkerClickworker
AppenAppen

Top Subject Matter

AI training data annotation for NLP tasks (sentiment analysis, NER)
AI training data annotation for computer vision tasks (image classification)
AI training data annotation for audio tagging tasks

Top Data Types

TextText
AudioAudio
DocumentDocument

Top Task Types

ClassificationClassification
TranscriptionTranscription

Freelancer Overview

AI Data Annotator & Labelling Specialist (Independent AI Training Projects). Brings 7+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Label Studio and Other. Education includes Bachelor of Arts, University of Lagos (2020). AI-training focus includes data types such as Text, Image, and Audio and labeling workflows including Classification and Transcription.

Labeling Experience

EXperienced Text & Data Annotation Specialist | 3.5 Years in Data Entry & Content Writing"

TextTextClassificationClassification

"Over the past 3.5 years I have worked extensively with large volumes of text data — organizing, categorizing, reviewing and ensuring accuracy across hundreds of projects. My background in content writing gives me a deep understanding of language, tone, context and meaning, which allows me to label and classify text data with precision and consistency.

2022 - Present

AI Data Annotator & Labelling Specialist (Independent AI Training Projects)

OtherAudioAudioTranscriptionTranscription

Tagged and annotated audio data to support machine learning model training while following specific labeling requirements. Completed verification checks to ensure consistent dataset labeling quality. Logged or flagged low-quality or ambiguous audio items to help preserve dataset usefulness. • Performed audio tagging/annotation per guideline instructions • Conducted accuracy-focused review of labeled audio segments • Maintained accuracy above 97% on completed tasks • Flagged problematic audio for quality control

2022 - Present
Label Studio

AI Data Annotator & Labelling Specialist (Independent AI Training Projects)

Label StudioLabel StudioImageImageClassificationClassification

Annotated image data for machine learning model training using established labeling categories and guidelines. Reviewed and tagged images for consistency and correctness across large datasets. Flagged unclear or low-quality images to maintain dataset integrity throughout the labeling workflow. • Completed image classification labeling following quality standards • Ensured accuracy and consistency across high-volume batches • Maintained accuracy above 97% for completed tasks • Reported ambiguous cases to improve labeling reliability

2022 - Present
Label Studio

AI Data Annotator & Labelling Specialist (Independent AI Training Projects)

Label StudioLabel StudioTextTextClassificationClassification

Labeled and annotated text data to support machine learning model training while ensuring responses aligned with detailed annotation guidelines. Completed dataset review and tagging tasks to maintain accuracy and consistency across large volumes of entries. Identified ambiguous or low-quality items and flagged them to protect dataset integrity. • Followed structured labeling instructions and quality control standards • Tagged datasets for sentiment analysis and named entity recognition categories • Maintained consistent accuracy above 97% across labeling tasks • Flagged unclear items to support dataset reliability

2022 - Present

Education

T

taisolarin university

BSC EDU, health and safety promotion

BSC EDU
2022 - 2026
U

University of Lagos

Bachelor of Arts, English and Communication Studies

Bachelor of Arts
2016 - 2020

Work History

U

Upwork Global Inc.

Senior Freelance Content Writer & Data Entry Specialist

Lagos
2022 - Present
F

Fiverr Platform

Freelance Data Entry Analyst

Lagos
2021 - 2023