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Jaime Ivan Ruiz Cruz

Jaime Ivan Ruiz Cruz

AI Data Trainer

Mexico flagRemote, Mexico
$10.00/hrExpertOtherData Annotation TechSuperannotate

Key Skills

Software

Other
Data Annotation TechData Annotation Tech
SuperAnnotateSuperAnnotate
LabelboxLabelbox

Top Subject Matter

AI Language Models
Legal Services & Contract Review
Regulatory Compliance & Risk Analysis

Top Data Types

TextText
DocumentDocument
VideoVideo

Top Task Types

Text Summarization
Transcription
Evaluation Rating
Data Collection
Prompt Response Writing SFT

Freelancer Overview

AI Data Trainer. Brings 9+ years of professional experience across legal operations, contract review, compliance, and structured analysis. Core strengths include Other. Education includes Bachelor of Law, Universidad del Valle de México (2016) and Master of Law, Universidad del Valle de México (2019). AI-training focus includes data types such as Text and labeling workflows including Evaluation and Rating.

ExpertEnglishSpanish

Labeling Experience

AI Data Trainer

OtherText
I conducted data annotation and prompt/response evaluation as an AI Data Trainer, focusing on language model outputs. Tasks included rating prompts, responses, and creating fine-grained criteria for AI model assessment. I also detected and documented issues such as hallucinations in model responses. • Rated AI responses to user prompts and assessed model quality • Developed detailed criteria for evaluating model performance • Annotated text data to improve AI language understanding • Documented problematic outputs for model improvements

I conducted data annotation and prompt/response evaluation as an AI Data Trainer, focusing on language model outputs. Tasks included rating prompts, responses, and creating fine-grained criteria for AI model assessment. I also detected and documented issues such as hallucinations in model responses. • Rated AI responses to user prompts and assessed model quality • Developed detailed criteria for evaluating model performance • Annotated text data to improve AI language understanding • Documented problematic outputs for model improvements

2024 - Present

DataAnnotation

TextEvaluation Rating
I trained several LLM under several projects, created rubrics, wrote prompts, rated responses, evaluated for hallucinations, factuality, verbosity.

I trained several LLM under several projects, created rubrics, wrote prompts, rated responses, evaluated for hallucinations, factuality, verbosity.

2023 - 2025

Education

U

Universidad del Valle de México

Master of Law, Corporate and Labor Law

Master of Law
2017 - 2019
U

Universidad del Valle de México

Bachelor of Law, Law

Bachelor of Law
2012 - 2016

Work History

L

Language Line Solutions

Spanish Medical Interpreter

Remote
2022 - Present
I

IMSS Bienestar

Human Resources Coordinator

Chalco
2019 - Present