Gauri Kasar

Key Skills

Software

CVAT

Labelbox

Top Subject Matter

No subject matter listed

Top Data Types

Audio

Document

Image

Top Task Types

Audio Recording

Bounding Box

Data Collection

Evaluation Rating

Polygon

Freelancer Overview

I’m a skilled Data Annotation and AI Training Specialist with strong expertise in image, text, and audio data labeling for machine learning, computer vision, and natural language processing projects. My experience includes polygon bounding box labeling, object detection, voice and text data tagging, and dataset quality assurance, ensuring accurate and consistent annotations that support high-performing AI models. With a Master’s in Artificial Intelligence and Machine Learning, I bring a deep understanding of how structured, high-quality data fuels model accuracy and efficiency. I have contributed to projects involving multilingual chatbot development, data validation, and AI model evaluation, applying both technical and analytical skills to refine training datasets. Along with strong data expertise, I have a background in business analysis and project coordination, enabling me to manage annotation workflows, communicate effectively with cross-functional teams, and ensure timely project delivery. I am passionate about transforming raw data into meaningful, AI-ready datasets that drive innovation and performance.

Labeling Experience

Image Annotation – Polygon Bounding Box Labeling for Object Detection

LabelboxImageBounding BoxPolygon

Annotated images by marking polygon bounding boxes around various devices and objects, providing detailed metadata such as object type, location, and positional attributes. Ensured high precision in labeling to support computer vision models for object detection and spatial recognition tasks. Maintained annotation consistency and quality in alignment with project guidelines.

Annotated images by marking polygon bounding boxes around various devices and objects, providing detailed metadata such as object type, location, and positional attributes. Ensured high precision in labeling to support computer vision models for object detection and spatial recognition tasks. Maintained annotation consistency and quality in alignment with project guidelines.

2025

Audio Annotation

LabelboxAudioData CollectionAudio Recording

Performed audio annotation, accurately labeling each spoken word by both the AI assistant and the user in English conversations. Ensured precise time-stamping, speaker differentiation, and text accuracy to support speech recognition and conversational AI model training.

Performed audio annotation, accurately labeling each spoken word by both the AI assistant and the user in English conversations. Ensured precise time-stamping, speaker differentiation, and text accuracy to support speech recognition and conversational AI model training.

2025 - 2025

Education

Work History