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Leiner Barba

Leiner Barba

AI computer vision data labeling, LLM evaluation in english and spanish

Colombia flagValledupar, Colombia
$15.00/hrEntry LevelInternal Proprietary Tooling

Key Skills

Software

Internal/Proprietary Tooling

Top Subject Matter

No subject matter listed

Top Data Types

Computer Code ProgrammingComputer Code Programming
ImageImage
Medical DicomMedical Dicom

Top Task Types

Bounding Box
Classification
Object Detection
Segmentation

Freelancer Overview

Experienced AI Trainer with a strong foundation in machine learning workflows, specializing in data annotation, model training support, and protocol validation for NLP and computer vision tasks. At Outlier AI, I contributed to the development of high-quality datasets by applying domain expertise in fields of electrical engineering and computer science, ensuring consistency and accuracy across supervised learning pipelines. Skilled in labeling strategies, quality assurance, and collaborative iteration with engineering teams to optimize model performance.

Entry LevelEnglishSpanish

Labeling Experience

Pegasus HLE

Internal Proprietary ToolingTextText GenerationPrompt Response Writing SFT
Ph.D level prompt design for LLM response evaluation in the field of electrical engineering and computers science.

Ph.D level prompt design for LLM response evaluation in the field of electrical engineering and computers science.

2025 - 2025

Education

U

Universidad Nacional Autónoma de México

Doctor of Philosophy, Electrical Engineering (Digital Signal Processing)

Doctor of Philosophy
2012 - 2017
U

Universidad Nacional Autónoma de México

Master, Electrical Engineering

Master
2010 - 2012

Work History

U

Universidad Popular del Cesar

Professor / Researcher

Valledupar
2017 - Present
M

Medicina Nuclear S.A.

Postdoctoral Researcher

Valledupar
2018 - 2019