Yakong G.

Key Skills

Software

Other

CVAT

Top Subject Matter

Business and NLP text dataset labeling support

NLP text annotation for AI training

Computer vision image annotation for AI training

Top Data Types

Text

Image

Top Task Types

Classification

Segmentation

Object Detection

Freelancer Overview

Data Assistant / Data Entry Specialist (Remote/Freelance). Brings 5+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Other and CVAT. Education includes Bachelor’s Degree, N/A. AI-training focus includes data types such as Text and Image and labeling workflows including Classification, Entity (NER), and Segmentation.

Labeling Experience

AI Data Annotator (Remote/Freelance)

OtherImageSegmentation

Annotated image datasets for computer vision model training following established annotation standards. Applied bounding boxes and segmentation labels for vision tasks to improve detection and localization quality. Ensured label reliability through QA checks and consistent guideline adherence. • Labeled objects in images using bounding boxes and segmentation • Verified annotation quality with QA and validation checks • Maintained consistency across large dataset batches • Completed work efficiently while meeting annotation deadlines

2023 - Present

AI Data Annotator (Remote/Freelance)

OtherText

Annotated large text datasets for AI training using guidelines to maintain accuracy and consistency. Performed entity recognition tasks including classification, sentiment analysis, and entity extraction for NLP modeling. Applied QA checks and validation procedures to ensure high-quality labeled outputs. • Conducted classification, sentiment analysis, and entity recognition on text data • Followed strict annotation guidelines and maintained deadline compliance • Performed QA/validation to verify label correctness • Supported training dataset preparation for NLP model development

2023 - Present

NLP Text Classification Project

OtherTextClassification

Performed NLP text classification and sentiment labeling for training data preparation. Maintained consistency of labels across the dataset to support reliable model learning. Enhanced NLP model training data quality through careful adherence to labeling patterns. • Labeled text for text classification and sentiment • Kept label consistency across multiple dataset batches • Supported NLP model training by providing quality labeled inputs • Applied structured labeling logic for improved accuracy

2023 - 2023

Computer Vision Annotation Project

CVATImageObject Detection

Contributed to a computer vision annotation effort by labeling thousands of images for object detection. Used annotation tools to apply object bounding regions in a repeatable workflow. Focused on improving dataset accuracy and consistency for training readiness. • Annotated thousands of images for object detection • Used CVAT and LabelImg for image labeling • Improved dataset accuracy and consistency through careful labeling • Maintained high consistency across annotated batches

2023 - 2023

Data Assistant / Data Entry Specialist (Remote/Freelance)

OtherTextClassification

Provided data labeling and validation support for NLP-oriented datasets used in business workflows. Cleaned and organized structured/unstructured data to improve downstream labeling consistency and accuracy. Ensured label quality by following accuracy checks and annotation guidance. • Used Excel and SQL to manage dataset fields and reporting • Performed data cleaning and preprocessing to prepare labeling-ready inputs • Validated data accuracy prior to handoff for model training • Supported business data workflows using remote operations

2022 - 2023

Education

Work History