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Luka Williams

Luka Williams

DataAnnotation, freelance

Chile flagRemote, Chile
Entry LevelOther

Key Skills

Software

Other

Top Subject Matter

Large Language Models (LLMs)
AI Evaluation

Top Data Types

TextText

Top Task Types

No task types listed

Freelancer Overview

DataAnnotation, freelance. Brings 9+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Other. Education includes Master of Science, Universidad de Chile (2023) and Bachelor of Science, Universidad de Tarapacá (2017). AI-training focus includes data types such as Text and labeling workflows including Evaluation and Rating.

Entry Level

Labeling Experience

DataAnnotation, freelance

OtherText
I conducted side-by-side evaluations of Large Language Model (LLM) outputs to assess factual accuracy, logical reasoning, tone, and completeness. My responsibilities included identifying the superior response based on specified criteria, then articulating evidence-based rationales for my selections. This work required analytical skills and attention to linguistic detail to ensure reliable AI output assessment. • Compared LLM-generated text outputs and assessed quality. • Evaluated responses for accuracy, reasoning, and appropriateness. • Drafted comprehensive rationales with supporting data points. • Maintained high standards for fair and systematic model comparison.

I conducted side-by-side evaluations of Large Language Model (LLM) outputs to assess factual accuracy, logical reasoning, tone, and completeness. My responsibilities included identifying the superior response based on specified criteria, then articulating evidence-based rationales for my selections. This work required analytical skills and attention to linguistic detail to ensure reliable AI output assessment. • Compared LLM-generated text outputs and assessed quality. • Evaluated responses for accuracy, reasoning, and appropriateness. • Drafted comprehensive rationales with supporting data points. • Maintained high standards for fair and systematic model comparison.

2026 - Present

Education

U

Universidad de Chile

Master of Science, Cognitive Science

Master of Science
2021 - 2023
U

Universidad de Tarapacá

Bachelor of Science, Ophthalmic Medical Technology

Bachelor of Science
2011 - 2017

Work History

M

Mattawan Family Eye Care

Medical Scribe

Remote
2023 - 2025
J

JUNAEB

Ophthalmic Medical Technologist

Arica
2018 - 2018