Sarah Oladunjoye

Key Skills

Software

Appen

Clickworker

OneForma

Telus

Top Subject Matter

No subject matter listed

Top Data Types

Audio

Image

Text

Video

Top Label Types

Bounding Box

Classification

Evaluation Rating

Point Key Point

Polygon

Prompt Response Writing SFT

Question Answering

Segmentation

Transcription

Freelancer Overview

I am a dedicated Data Annotation and Labeling Specialist with several years of experience supporting machine learning and AI projects, particularly in video content tagging and segmentation. I have annotated and labeled over 120 hours of video data, consistently maintaining a 98%+ accuracy rate while working with tools like Label Studio, CVAT, Excel, and Google Sheets. My strong attention to detail, ability to follow complex guidelines, and commitment to quality control ensure that I deliver highly accurate and reliable training data. I am skilled in data entry, transcription, and managing large datasets, and I take pride in exceeding client expectations and meeting tight deadlines in fast-paced environments.

Labeling Experience

Image Data Labelling Specialist

ClickworkerImageBounding BoxPolygon

Performed high-accuracy image labeling to support machine learning and computer vision models. Tasks included annotating objects, people, and environments using bounding boxes, polygons, and classification labels based on detailed project guidelines. Ensured consistency, precision, and quality control across datasets to improve model training and performance. Collaborated with quality reviewers to correct annotation errors and meet strict accuracy benchmarks.

Performed high-accuracy image labeling to support machine learning and computer vision models. Tasks included annotating objects, people, and environments using bounding boxes, polygons, and classification labels based on detailed project guidelines. Ensured consistency, precision, and quality control across datasets to improve model training and performance. Collaborated with quality reviewers to correct annotation errors and meet strict accuracy benchmarks.

2023 - 2025

Education

Work History