Ruth Rokosu

Key Skills

Software

Labelbox

Top Subject Matter

NLP model training

Computer vision dataset creation

Top Data Types

Text

Image

Top Task Types

Classification

Bounding Box

Freelancer Overview

Freelance Data Labeling Specialist – Text Annotation. Core strengths include Labelbox. Education includes Bachelor's Degree, N/A (2022). AI-training focus includes data types such as Text and Image and labeling workflows including Classification and Bounding Box.

Labeling Experience

Freelance Data Labeling Specialist – Image Annotation

LabelboxImageBounding Box

In my freelance capacity, I performed extensive image labeling using bounding boxes, polygon annotation, and segmentation techniques. These tasks supported computer vision dataset development for client AI training initiatives. I utilized Labelbox for all stages of image annotation, from batch assignment to submission. • Annotated objects and scenes within provided images using precise techniques • Applied segmentation and polygon tools to complex visual targets • Prioritized guideline accuracy to reduce correction cycles and increase efficiency • Collaborated remotely to ensure label consistency and clarity across projects

In my freelance capacity, I performed extensive image labeling using bounding boxes, polygon annotation, and segmentation techniques. These tasks supported computer vision dataset development for client AI training initiatives. I utilized Labelbox for all stages of image annotation, from batch assignment to submission. • Annotated objects and scenes within provided images using precise techniques • Applied segmentation and polygon tools to complex visual targets • Prioritized guideline accuracy to reduce correction cycles and increase efficiency • Collaborated remotely to ensure label consistency and clarity across projects

2022 - Present

Freelance Data Labeling Specialist – Text Annotation

LabelboxTextClassification

As a freelance data labeling specialist, I performed text annotation tasks such as sentiment analysis, named entity recognition, intent labeling, and classification. My responsibilities included diligently following and reviewing client guidelines to maintain high-quality outputs. I also participated in quality review by checking other annotators' work to ensure accuracy and consistency. • Work focused on NLP model training and fine-tuning for AI systems • Regularly re-read guidelines to prevent errors and maintain low rejection rates • Managed high-volume text annotation tasks under deadlines without sacrificing accuracy • Provided feedback and flagged ambiguous items for clarification

As a freelance data labeling specialist, I performed text annotation tasks such as sentiment analysis, named entity recognition, intent labeling, and classification. My responsibilities included diligently following and reviewing client guidelines to maintain high-quality outputs. I also participated in quality review by checking other annotators' work to ensure accuracy and consistency. • Work focused on NLP model training and fine-tuning for AI systems • Regularly re-read guidelines to prevent errors and maintain low rejection rates • Managed high-volume text annotation tasks under deadlines without sacrificing accuracy • Provided feedback and flagged ambiguous items for clarification

2022 - Present

Education

Work History