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Dorcas Chijioke

Dorcas Chijioke

Data Annotator

Nigeria flagLagos, Nigeria
$25.00/hrEntry LevelAppenMindriftHivemind

Key Skills

Software

AppenAppen
MindriftMindrift
HiveMindHiveMind

Top Subject Matter

E-commerce Product Data & Taxonomy
AI Response Evaluation

Top Data Types

TextText
ImageImage
AudioAudio

Top Task Types

ClassificationClassification

Freelancer Overview

Data Annotator. Professional background includes roles such as Sales Representative. Core strengths include Appen. Education includes Bachelor of Science, Alex-Ekwueme Federal University Ndufu Alike Ikwo (2021). AI-training focus includes data types such as Text and labeling workflows including Classification.

Entry LevelEnglishIgbo

Labeling Experience

Appen

Data Annotator

AppenTextClassification
I labeled and annotated large text datasets to train and improve AI and machine learning models. My responsibilities included performing quality checks, verifying category alignment for e-commerce products, and evaluating AI-generated responses for accuracy and consistency. I utilized Appen’s platform for all annotation and review activities. • Labeled and categorized products on shopping websites • Compared AI prompt responses to ensure quality and relevance • Reviewed and annotated large scale datasets for machine learning • Ensured proper classification and meta-tagging for various data items

I labeled and annotated large text datasets to train and improve AI and machine learning models. My responsibilities included performing quality checks, verifying category alignment for e-commerce products, and evaluating AI-generated responses for accuracy and consistency. I utilized Appen’s platform for all annotation and review activities. • Labeled and categorized products on shopping websites • Compared AI prompt responses to ensure quality and relevance • Reviewed and annotated large scale datasets for machine learning • Ensured proper classification and meta-tagging for various data items

Present

Education

A

Alex-Ekwueme Federal University Ndufu Alike Ikwo

Bachelor of Science, Criminology and Security Studies

Bachelor of Science
2016 - 2021

Work History

N

N/A

Sales Representative

Lagos
Not specified