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Luis Alberto Sanchez Nuñez

Luis Alberto Sanchez Nuñez

Senior Civil Engineering SME & STEM LLM Auditor

Bolivia flagSanta Cruz, Bolivia
$45.00/hrEntry LevelInternal Proprietary Tooling

Key Skills

Software

Internal/Proprietary Tooling

Top Subject Matter

Civil Engineering
AI reasoning
Applied Mathematics

Top Data Types

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Top Task Types

RLHF
Evaluation Rating

Freelancer Overview

Senior Civil Engineering Subject Matter Expert (SME) with 12+ years of heavy infrastructure experience (incl. Petrobras) and a B.S. from Trine University (US). I specialize in auditing STEM-related LLM outputs, structural engineering logic, and advanced mathematical reasoning. Highly skilled in Chain-of-Thought (CoT) evaluation, fact-checking technical datasets, and providing high-fidelity ratings for complex, edge-case engineering prompts in both English and Spanish.

Entry LevelEnglishSpanish

Labeling Experience

LLM Auditing and Evaluation (Edge Case & Mathematical Reasoning)

Text
Audited LLM outputs for logical consistency, focusing on reasoning errors and mathematical hallucinations. Evaluated edge cases to identify AI limitations in real-world operational and engineering scenarios. Implemented corrections by integrating physical and financial variables into theoretical model assessments. • Conducted in-depth evaluation and feedback for LLM-generated responses • Specialized in detecting and documenting cases of AI mathematical inaccuracies • Integrated real-world, domain-specific knowledge to refine AI model outputs • Utilized advanced Excel modeling and internal proprietary tools to document findings.

Audited LLM outputs for logical consistency, focusing on reasoning errors and mathematical hallucinations. Evaluated edge cases to identify AI limitations in real-world operational and engineering scenarios. Implemented corrections by integrating physical and financial variables into theoretical model assessments. • Conducted in-depth evaluation and feedback for LLM-generated responses • Specialized in detecting and documenting cases of AI mathematical inaccuracies • Integrated real-world, domain-specific knowledge to refine AI model outputs • Utilized advanced Excel modeling and internal proprietary tools to document findings.

2023 - Present

Education

T

Trine University

Bachelor of Science, Civil Engineering

Bachelor of Science
2007 - 2011

Work History

P

Private Construction & Heavy Equipment Operations

Operations Manager & Business Owner

Santa Cruz
2012 - Present