Ann K.

Key Skills

Software

Appen

Top Subject Matter

AI and machine learning training datasets (image and text)

AI dataset labeling for model training (multi-modal: image, text, audio, video)

Top Data Types

Image

Text

Audio

Video

Top Task Types

Classification

Freelancer Overview

Data Annotator at Appen Data Limited. Core strengths include Appen, N, and A. Education includes Professional Certificate, Coursera Institute (2020). AI-training focus includes data types such as Image, Text, and Audio and labeling workflows including Classification.

Labeling Experience

AI Data Annotator at AI Data Limited

ImageClassification

Carried out AI data labeling across large datasets to improve model training performance. Ensured high accuracy and consistency while meeting productivity targets throughout ongoing tasks. Contributed to more reliable AI outputs by producing dependable, guideline-compliant annotations. • Maintained high accuracy on large-scale labeling tasks • Met productivity targets while ensuring quality • Produced reliable annotations to support AI model training • Ensured consistency with labeling guidelines across the dataset

2023 - Present

Data Annotator at Appen Data Limited

AppenImageClassification

Performed high-accuracy data annotation for image and text datasets in support of AI and machine learning model training. Followed project guidelines while completing high-volume labeling tasks under strict deadlines. Applied quality assurance checks to correct errors and maintain consistency across the dataset. • Annotated thousands of images and text records • Maintained approximately 95% accuracy across labeling tasks • Completed tasks within daily and deadline requirements • Improved dataset quality through error corrections and QA checks

2020 - 2023

Education

Work History