Opeyemi Ibraheem Ajiboye

Key Skills

Software

Appen

OneForma

Other

Top Subject Matter

AI/ML Model Development

Nlp Domain Expertise

Search Engine Optimization

Top Data Types

Text

Audio

Image

Document

Top Task Types

Classification

Transcription

Data Collection

Freelancer Overview

AI Data Specialist / AI Generalist. Brings 2+ years of professional experience across legal operations, contract review, compliance, and structured analysis. Core strengths include Appen, OneForma, and Other. Education includes Higher National Diploma, Federal Polytechnic Offa (2022). AI-training focus includes data types such as Text and Audio and labeling workflows including Evaluation, Rating, and Classification.

Labeling Experience

AI Data Specialist / AI Generalist

AppenText

As an AI Data Specialist, I performed comprehensive data annotation, labeling, and tagging on diverse datasets. I executed AI training and data evaluation tasks, focusing on natural language processing and text classification. My role required reviewing large datasets for inconsistencies, supporting NLP-related tasks, and maintaining quality documentation. • Labeled text, image, and audio data following strict project guidelines • Supported entity recognition, sentiment analysis, and text classification for model improvement • Evaluated and rated AI-generated outputs for relevance and accuracy • Used Appen, OneForma, and Clickworker platforms for annotation and review

As an AI Data Specialist, I performed comprehensive data annotation, labeling, and tagging on diverse datasets. I executed AI training and data evaluation tasks, focusing on natural language processing and text classification. My role required reviewing large datasets for inconsistencies, supporting NLP-related tasks, and maintaining quality documentation. • Labeled text, image, and audio data following strict project guidelines • Supported entity recognition, sentiment analysis, and text classification for model improvement • Evaluated and rated AI-generated outputs for relevance and accuracy • Used Appen, OneForma, and Clickworker platforms for annotation and review

2024 - 2025

Independent Learning & Digital Skills Development

OtherTextData Collection

During my independent digital skills development, I focused on building foundational expertise in data annotation, content evaluation, and web research. I practiced using online data annotation tools and collaborating in virtual team settings. My work provided hands-on exposure to essential workflows in AI training and content quality assessment. • Gained practical experience in text data annotation and task evaluation • Developed skills using remote collaboration and annotation platforms • Built familiarity with AI model improvement processes • Applied research and documentation best practices

During my independent digital skills development, I focused on building foundational expertise in data annotation, content evaluation, and web research. I practiced using online data annotation tools and collaborating in virtual team settings. My work provided hands-on exposure to essential workflows in AI training and content quality assessment. • Gained practical experience in text data annotation and task evaluation • Developed skills using remote collaboration and annotation platforms • Built familiarity with AI model improvement processes • Applied research and documentation best practices

2022 - 2024

Search Quality Evaluator & Web Research Analyst

AppenText

As a Search Quality Evaluator, I analyzed search engine results for relevance and alignment with user intent. This role involved web research, data validation, and applying quality control best practices across evaluation tasks. I collaborated remotely to ensure accuracy and consistency in all labeling-related assignments. • Evaluated text-based search results for quality and intent alignment • Performed structured research and validation for evaluation tasks • Used Appen, Clickworker, and OneForma platforms for search evaluation • Supported ongoing improvements in search ranking algorithms

As a Search Quality Evaluator, I analyzed search engine results for relevance and alignment with user intent. This role involved web research, data validation, and applying quality control best practices across evaluation tasks. I collaborated remotely to ensure accuracy and consistency in all labeling-related assignments. • Evaluated text-based search results for quality and intent alignment • Performed structured research and validation for evaluation tasks • Used Appen, Clickworker, and OneForma platforms for search evaluation • Supported ongoing improvements in search ranking algorithms

2022 - 2024

Content Reviewer & Moderator

OneformaTextClassification

In this position, I reviewed and moderated user-generated content for policy compliance on a part-time basis. My duties included identifying, categorizing, and removing inappropriate materials and documenting moderation actions. I followed detailed annotation guidelines to ensure consistency and quality of labeled data. • Classified and labeled text content for moderation and compliance • Used OneForma and Appen platforms for moderation workflows • Generated and maintained detailed moderation and classification logs • Contributed to platform safety and content quality assurance

In this position, I reviewed and moderated user-generated content for policy compliance on a part-time basis. My duties included identifying, categorizing, and removing inappropriate materials and documenting moderation actions. I followed detailed annotation guidelines to ensure consistency and quality of labeled data. • Classified and labeled text content for moderation and compliance • Used OneForma and Appen platforms for moderation workflows • Generated and maintained detailed moderation and classification logs • Contributed to platform safety and content quality assurance

2022 - 2023

Transcriptionist & Content Writer

OtherAudioTranscription

As an audio and text transcriptionist, I converted audio files into written text with a strong focus on detail and accuracy. Tasks required diligent management of multiple projects and the use of online remote collaboration tools. All transcription outputs adhered to strict formatting and quality specifications. • Transcribed and labeled audio data for various use cases • Utilized online transcription platforms and productivity tools • Ensured high accuracy and consistency across transcribed content • Supported remote teams with timely project delivery

As an audio and text transcriptionist, I converted audio files into written text with a strong focus on detail and accuracy. Tasks required diligent management of multiple projects and the use of online remote collaboration tools. All transcription outputs adhered to strict formatting and quality specifications. • Transcribed and labeled audio data for various use cases • Utilized online transcription platforms and productivity tools • Ensured high accuracy and consistency across transcribed content • Supported remote teams with timely project delivery

2021 - 2022

Education

Work History