Vadah D.

Key Skills

Software

No software listed

Top Subject Matter

Natural language processing (chatbots, language models)

user interaction analysis

Natural language processing research

Top Data Types

Text

Top Task Types

Classification

Freelancer Overview

AI Specialist. Brings 5+ years of professional experience across complex professional workflows, research, and quality-focused execution. Education includes Bachelor of Arts, University of Delaware (2023). AI-training focus includes data types such as Text and labeling workflows including Classification and Sentiment Analysis.

Labeling Experience

AI Specialist – TechNova Solutions (Jan 2024 – Present)

TextClassification

In this role, you conducted data annotation and quality assurance to support machine learning development for language models and chatbot systems. You also analyzed user interactions to inform labeling and improve model performance and engagement outcomes. Work involved applying NLP concepts to refine training data and ensure consistency. • Annotated and performed QA on training data • Reviewed and improved chatbot-related language outputs • Used user interaction signals to guide AI performance • Coordinated with engineering teams to deploy and iterate models

2024 - Present

AI Research Assistant – InnovateAI Labs (Jun 2022 – Dec 2023)

TextClassification

In this position, you supported NLP research by cleaning text data and preparing it for classification and sentiment analysis workflows. You evaluated machine learning model outputs and performance metrics to validate results. Your contribution supported the creation and review of labeled or structured text data used in research publications. • Performed data cleaning for NLP datasets • Conducted text classification and sentiment analysis tasks • Assessed model outputs using performance metrics • Supported academic and industry research publications

2022 - 2023

Education

Work History