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Hebseber Sirbyna

Hebseber Sirbyna

Research Assistant – Data Science & AI

USA flagMemphis, Usa
ExpertOther

Key Skills

Software

Other

Top Subject Matter

Machine Learning
Image Recognition
Text Analysis

Top Data Types

ImageImage
TextText

Top Task Types

ClassificationClassification
Question AnsweringQuestion Answering

Freelancer Overview

Research Assistant – Data Science & AI. Core strengths include Other. Education includes Associate of Applied Science, Southwest Tennessee Community College (2026). AI-training focus includes data types such as Image and Text and labeling workflows including Classification and Question Answering.

ExpertEnglish

Labeling Experience

Research Assistant – Data Science & AI

OtherImageClassification
As a Research Assistant in Data Science & AI, I annotated large datasets for machine learning applications in image recognition and text analysis. My primary task was to conduct quality assurance checks and reduce annotation errors while handling both images and text data. I utilized Python and SQL for data processing and played an active role in improving model performance and training efficiency. • Labeled multimodal data for AI training. • Performed quality assurance resulting in a 25% decrease in annotation errors. • Used Python and SQL to streamline annotation tasks. • Contributed to large-scale dataset curation for machine learning.

As a Research Assistant in Data Science & AI, I annotated large datasets for machine learning applications in image recognition and text analysis. My primary task was to conduct quality assurance checks and reduce annotation errors while handling both images and text data. I utilized Python and SQL for data processing and played an active role in improving model performance and training efficiency. • Labeled multimodal data for AI training. • Performed quality assurance resulting in a 25% decrease in annotation errors. • Used Python and SQL to streamline annotation tasks. • Contributed to large-scale dataset curation for machine learning.

2023 - 2024

Freelance Data Annotation Specialist

OtherImageClassification
As a Freelance Data Annotation Specialist at Microsoft AI, I performed multimodal data annotation for AI model training across images and text, ensuring a 98% accuracy rate. I developed structured multiple-choice questions for educational and AI refinement use cases. My responsibilities included annotation review, verification, and optimizing workflow efficiency through various annotation platforms. • Labeled images and text for AI model accuracy improvement. • Produced over 1,500 structured multiple-choice questions. • Reviewed and verified annotation accuracy and quality. • Employed annotation platforms and data processing tools.

As a Freelance Data Annotation Specialist at Microsoft AI, I performed multimodal data annotation for AI model training across images and text, ensuring a 98% accuracy rate. I developed structured multiple-choice questions for educational and AI refinement use cases. My responsibilities included annotation review, verification, and optimizing workflow efficiency through various annotation platforms. • Labeled images and text for AI model accuracy improvement. • Produced over 1,500 structured multiple-choice questions. • Reviewed and verified annotation accuracy and quality. • Employed annotation platforms and data processing tools.

2021 - 2024

Freelance STEM Content Developer

OtherTextQuestion Answering
In the Freelance STEM Content Developer role at Coursera, I created structured multiple-choice questions and curated high-quality datasets for AI-driven educational programs. I collaborated with AI researchers to refine labeling guidelines, boosting dataset accuracy. My work contributed directly to AI model training and evaluation improvements. • Designed and labeled multiple-choice question banks for AI education. • Supported refinement of dataset curation and labeling protocols. • Assisted in improving AI-generated educational content accuracy. • Worked collaboratively with AI research teams.

In the Freelance STEM Content Developer role at Coursera, I created structured multiple-choice questions and curated high-quality datasets for AI-driven educational programs. I collaborated with AI researchers to refine labeling guidelines, boosting dataset accuracy. My work contributed directly to AI model training and evaluation improvements. • Designed and labeled multiple-choice question banks for AI education. • Supported refinement of dataset curation and labeling protocols. • Assisted in improving AI-generated educational content accuracy. • Worked collaboratively with AI research teams.

2019 - 2021

Education

S

Southwest Tennessee Community College

Associate of Applied Science, Physics

Associate of Applied Science
2023 - 2026

Work History

No Work History added yet

Hebseber S. hasn’t added any Work History to their OpenTrain profile yet.