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Mateo Velasco

Mateo Velasco

Expert in data annotation, transcription and labeling, AI Developer

Bolivia flagLa Paz, Bolivia
$10.00/hrIntermediateAws SagemakerClickworkerLabelbox

Key Skills

Software

AWS SageMakerAWS SageMaker
ClickworkerClickworker
LabelboxLabelbox
Internal/Proprietary Tooling

Top Subject Matter

No subject matter listed

Top Data Types

AudioAudio
Computer Code ProgrammingComputer Code Programming
DocumentDocument

Top Task Types

Audio Recording
Computer Programming Coding
Prompt Response Writing SFT
Text Summarization
Translation Localization

Freelancer Overview

I am a detail-oriented data labeling and AI training specialist with experience in text, audio, and image annotation for machine learning and NLP projects. My work includes voice data collection, transcription, translation, and classification tasks to improve AI model accuracy and natural language understanding. With strong technical literacy and hands-on experience using annotation tools and coding environments, I bring precision and consistency to every dataset. I have contributed to multilingual AI training projects, developing structured, high-quality datasets in English and Spanish. My strengths include linguistic accuracy, task automation, and a deep understanding of data quality standards that ensure scalable and reliable AI models.

IntermediateEnglishSpanish

Labeling Experience

Alligner

Internal Proprietary ToolingComputer Code ProgrammingComputer Programming Coding
Labeled and annotated AI training data for Python-based automation and voice recognition systems using internal proprietary tools.

Labeled and annotated AI training data for Python-based automation and voice recognition systems using internal proprietary tools.

2025

Outlier AI

Internal Proprietary ToolingComputer Code ProgrammingComputer Programming Coding
Python automation

Python automation

2025 - 2025

Outlier AI

Internal Proprietary ToolingAudioAudio Recording
Used our native lenguage

Used our native lenguage

2023 - 2025

Education

U

Unidad Educativa Vida y Verdad

High School Diploma, N/A

High School Diploma
2007 - 2019
U

Universidad Privada Boliviana

Bachelor of Systems Engineering, Systems Engineering

Bachelor of Systems Engineering
2020

Work History

T

The Call Center Doctors

Integrations Developer & CRM Specialist

La Paz
2024 - Present
F

First Contact BPO

Customer Service & Spanish-English Medical Interpreter

La Paz
2023 - Present