Ore Ajao

Key Skills

Software

Appen

Clickworker

Toloka

Remotasks

Top Subject Matter

AI Search Relevance

Nlp Domain Expertise

Audio Processing

Top Data Types

Text

Image

Document

Top Task Types

Segmentation

Data Collection

Evaluation Rating

Question Answering

Object Detection

Classification

Freelancer Overview

Data Contributor & AI Trainer. Brings 10+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Appen, Clickworker, and Toloka. Education includes Bachelor of Science, University of Lagos (2024). AI-training focus includes data types such as Text and Image and labeling workflows including Evaluation, Rating, and Segmentation.

Labeling Experience

Crowdworker & Annotator

ClickworkerText

Working as a Crowdworker & Annotator at Clickworker, I executed a variety of AI training and data categorization tasks with a strong focus on quality and contextual accuracy. I contributed to search quality judgments and performed text proofreading and web content verification for AI systems. My role required strict adherence to task instructions to maintain high acceptance rates and data integrity. • Completed UHRS (Universal Human Relevance System) quality rating tasks • Performed text categorization and survey verification • Executed web research and fact-checking for content validation • Maintained robust quality benchmarks and high acceptance rates through attention to detail

Working as a Crowdworker & Annotator at Clickworker, I executed a variety of AI training and data categorization tasks with a strong focus on quality and contextual accuracy. I contributed to search quality judgments and performed text proofreading and web content verification for AI systems. My role required strict adherence to task instructions to maintain high acceptance rates and data integrity. • Completed UHRS (Universal Human Relevance System) quality rating tasks • Performed text categorization and survey verification • Executed web research and fact-checking for content validation • Maintained robust quality benchmarks and high acceptance rates through attention to detail

2021 - 2023

Data Contributor & AI Trainer

AppenText

As a Data Contributor & AI Trainer at Appen, I performed micro-tasks centered on search engine relevance rating, image and audio annotation, and text content labeling. I followed detailed project-specific annotation guidelines to deliver high-quality labeled datasets for machine learning model training and validation. My responsibilities also extended to NLP tasks involving named entity recognition and intent classification. • Conducted query-result relevance judgment for multilingual search engine tasks • Labeled images and audio clips for AI model training • Performed entity classification, sentiment analysis, and intent categorization for NLP data pipelines • Maintained high accuracy and guideline compliance throughout all annotation projects

As a Data Contributor & AI Trainer at Appen, I performed micro-tasks centered on search engine relevance rating, image and audio annotation, and text content labeling. I followed detailed project-specific annotation guidelines to deliver high-quality labeled datasets for machine learning model training and validation. My responsibilities also extended to NLP tasks involving named entity recognition and intent classification. • Conducted query-result relevance judgment for multilingual search engine tasks • Labeled images and audio clips for AI model training • Performed entity classification, sentiment analysis, and intent categorization for NLP data pipelines • Maintained high accuracy and guideline compliance throughout all annotation projects

2021 - 2023

Data Labeler & Task Specialist

TolokaImageSegmentation

As a Data Labeler & Task Specialist at Toloka (Yandex), I specialized in image segmentation, bounding box annotation, and object classification for diverse datasets. I was also responsible for audio transcription and speech labeling to enhance voice recognition AI datasets. Participation in content moderation workflows was integral to maintaining policy compliance and data quality. • Labeled images with segmentation and bounding boxes for object detection • Transcribed audio and executed speech labeling for speech dataset enrichment • Performed content moderation to enforce platform policies • Consistently achieved high internal quality ratings through precise annotation and review

As a Data Labeler & Task Specialist at Toloka (Yandex), I specialized in image segmentation, bounding box annotation, and object classification for diverse datasets. I was also responsible for audio transcription and speech labeling to enhance voice recognition AI datasets. Participation in content moderation workflows was integral to maintaining policy compliance and data quality. • Labeled images with segmentation and bounding boxes for object detection • Transcribed audio and executed speech labeling for speech dataset enrichment • Performed content moderation to enforce platform policies • Consistently achieved high internal quality ratings through precise annotation and review

2021 - 2022

Education

Work History