Euphemia Nwafor

Key Skills

Software

HiveMind

Labelbox

Supervisely

Micro1

Label Studio

CVAT

Top Subject Matter

Machine Learning Training Data

Machine Learning Datasets

Top Data Types

Image

Text

Video

Top Task Types

Classification

Bounding Box

Polygon

Segmentation

Object Detection

Freelancer Overview

Data Annotation Expert, Hive Inc.. Core strengths include HiveMind and Other. Education includes Bachelor of Science, University of Nigeria, Nsukka (2023). AI-training focus includes data types such as Image and labeling workflows including Classification and Bounding Box.

Labeling Experience

Data Annotation Expert, Hive Inc.

HivemindImageClassification

As a Data Annotation Expert at Hive Inc., I completed accurate annotations across large volumes of image and text data. I strictly followed complex platform guidelines to ensure consistency and accuracy. My collaboration with QA teams improved dataset quality for downstream machine learning models. • Maintained consistent quality scores and resolved inconsistencies. • Interpreted and applied detailed annotation instructions. • Worked in high-volume, review-based workflows. • Delivered results within specified timelines.

As a Data Annotation Expert at Hive Inc., I completed accurate annotations across large volumes of image and text data. I strictly followed complex platform guidelines to ensure consistency and accuracy. My collaboration with QA teams improved dataset quality for downstream machine learning models. • Maintained consistent quality scores and resolved inconsistencies. • Interpreted and applied detailed annotation instructions. • Worked in high-volume, review-based workflows. • Delivered results within specified timelines.

2025 - 2026

Data Annotation & AI Dataset Specialist (Remote), Micro AI Project

OtherImageBounding Box

As a Data Annotation & AI Dataset Specialist at Micro AI Project, I labeled and verified datasets—image, video, audio, and text—supporting ML model development. Duties included bounding box, segmentation, and timestamp-based tasks under tight deadlines. This position directly contributed to dataset accuracy and model performance improvements. • Annotated multisource datasets for diverse ML projects. • Performed segmentation and timestamp labeling. • Reviewed and validated annotated data. • Enhanced dataset reliability for model training.

As a Data Annotation & AI Dataset Specialist at Micro AI Project, I labeled and verified datasets—image, video, audio, and text—supporting ML model development. Duties included bounding box, segmentation, and timestamp-based tasks under tight deadlines. This position directly contributed to dataset accuracy and model performance improvements. • Annotated multisource datasets for diverse ML projects. • Performed segmentation and timestamp labeling. • Reviewed and validated annotated data. • Enhanced dataset reliability for model training.

2025 - 2025

Education

Work History