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J

Johann Alexander

AI Training Specialist

USA flag
Old Tappan, Usa
$15.00/hrEntry LevelOther

Key Skills

Software

Other

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Freelancer Overview

AI Training Specialist, Handshake. Professional background includes roles such as Data Annotator and Annotation Specialist. Core strengths include Other. Education includes Bachelor of Science, New Jersey Institute of Technology (2024). AI-training focus includes data types such as Text and labeling workflows including Evaluation and Rating.

Entry LevelFrenchEnglishSpanishPortuguese

Labeling Experience

AI Training Specialist, Handshake

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As an AI Training Specialist at Handshake, I trained and evaluated AI models to enhance accuracy and relevance. I provided structured feedback on AI-generated results and iteratively refined model behavior via data labeling. My contributions supported the delivery of reliable and equitable AI-driven features for a job search platform. • Evaluated large volumes of AI-generated outputs for correctness and utility. • Gave specific, actionable feedback to improve language model responses. • Labeled text data to guide iterative improvements during AI development cycles. • Worked remotely, collaborating on increasing model fairness and effectiveness.

As an AI Training Specialist at Handshake, I trained and evaluated AI models to enhance accuracy and relevance. I provided structured feedback on AI-generated results and iteratively refined model behavior via data labeling. My contributions supported the delivery of reliable and equitable AI-driven features for a job search platform. • Evaluated large volumes of AI-generated outputs for correctness and utility. • Gave specific, actionable feedback to improve language model responses. • Labeled text data to guide iterative improvements during AI development cycles. • Worked remotely, collaborating on increasing model fairness and effectiveness.

2025 - Present

Education

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New Jersey Institute of Technology

Bachelor of Science, Mechanical Engineering

Bachelor of Science
2024

Work History

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Mathnasium

Data Annotator

Closter
2055 - Present
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Data Label Pros

Annotation Specialist

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2046 - Present