Edson Costa

Key Skills

Software

CloudFactory

Labelbox

Mindrift

Top Subject Matter

No subject matter listed

Top Data Types

Text

Top Task Types

Prompt Response Writing SFT

Freelancer Overview

I bring a strong background in developing inclusive technology solutions and supporting data integrity, which translates well to data labeling and AI training data roles. My experience includes optimizing web applications for accessibility and internationalization, ensuring that diverse user needs are met through careful attention to detail and adherence to standards. I have hands-on expertise with tools such as SQL, MongoDB, and Next.js, and have been responsible for maintaining data quality, resolving technical issues, and generating reports to analyze trends. My multilingual skills (English, Portuguese, and Spanish) and commitment to accuracy enable me to effectively annotate, validate, and manage datasets for AI and machine learning projects, especially those requiring sensitivity to language, accessibility, and diverse user requirements.

Labeling Experience

AI Writing Evaluation & LLM Response Training

LabelboxTextPrompt Response Writing SFT

Evaluated and ranked AI-generated text responses for large language model training, assessing outputs based on factual accuracy, relevance, clarity, and style. Created, edited, and refined prompts to improve model quality and response accuracy. Conducted research and fact-checking to ensure content reliability. Provided detailed human feedback to enhance generative AI models, identifying strengths and weaknesses in responses while offering actionable improvement suggestions. Applied advanced writing, grammar, logic, and reasoning skills across thousands of evaluations to elevate AI-user interaction quality.

Evaluated and ranked AI-generated text responses for large language model training, assessing outputs based on factual accuracy, relevance, clarity, and style. Created, edited, and refined prompts to improve model quality and response accuracy. Conducted research and fact-checking to ensure content reliability. Provided detailed human feedback to enhance generative AI models, identifying strengths and weaknesses in responses while offering actionable improvement suggestions. Applied advanced writing, grammar, logic, and reasoning skills across thousands of evaluations to elevate AI-user interaction quality.

2024

Education

Work History