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Winnie Bestie

Winnie Bestie

AI Prompt Engineering and Text Data Labeling – Project Work

KENYA flag
Ann Arbor, Kenya
$25.00/hrExpertAppenClickworkerData Annotation Tech

Key Skills

Software

AppenAppen
ClickworkerClickworker
Data Annotation TechData Annotation Tech

Top Subject Matter

AI prompt engineering
data analysis
machine learning fundamentals

Top Data Types

TextText
Computer Code ProgrammingComputer Code Programming
ImageImage

Top Task Types

Prompt Response Writing SFT
Point Key Point

Freelancer Overview

AI Prompt Engineering and Text Data Labeling – Project Work. Brings 5+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Internal and Proprietary Tooling. Education includes Bachelor of Science, Harvard University (2024) and Certificate, EC-Council (2024). AI-training focus includes data types such as Text and labeling workflows including Prompt + Response Writing (SFT).

ExpertEnglishChinese Mandarin

Labeling Experience

AI Prompt Engineering and Text Data Labeling – Project Work

TextPrompt Response Writing SFT
Reviewed datasets and refined AI prompts for improved accuracy as part of academic and independent projects. Verified content for precision and applied data analysis fundamentals to support machine learning objectives. Focused on creating and evaluating structured inputs for AI systems in accordance with best practices. • Conducted prompt engineering for text-based AI models. • Evaluated and edited outputs for quality control. • Applied data science and machine learning knowledge to labeling tasks. • Ensured precision and clarity in labeled data.

Reviewed datasets and refined AI prompts for improved accuracy as part of academic and independent projects. Verified content for precision and applied data analysis fundamentals to support machine learning objectives. Focused on creating and evaluating structured inputs for AI systems in accordance with best practices. • Conducted prompt engineering for text-based AI models. • Evaluated and edited outputs for quality control. • Applied data science and machine learning knowledge to labeling tasks. • Ensured precision and clarity in labeled data.

2022 - Present

Education

H

Harvard University

Bachelor of Science, Data Science

Bachelor of Science
2020 - 2024
E

EC-Council

Certificate, Ethical Hacking and Cybersecurity

Certificate
2024

Work History

D

Duo Security

Technician Assistant

Ann Arbor
2022 - Present