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Alejandro Medina Rosales

Alejandro Medina Rosales

AI/ML Engineer, Data Scientist, Turning data into action

USA flagHouston, Usa
$40.00/hrIntermediateAws SagemakerGoogle Cloud Vertex AI

Key Skills

Software

AWS SageMakerAWS SageMaker
Google Cloud Vertex AIGoogle Cloud Vertex AI

Top Subject Matter

No subject matter listed

Top Data Types

DocumentDocument
ImageImage
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Top Task Types

Bounding Box
Classification
Data Collection
Evaluation Rating
Text Summarization

Freelancer Overview

Experienced Lead Data Scientist with a strong background in machine learning, computer vision, and data processing. Proven ability to design and implement high-quality data annotation pipelines to support AI/ML model development. Skilled in Python, SQL, and cloud platforms (Azure, Snowflake, PostgreSQL), with expertise in image, text, and structured data labeling. Led cross-functional teams to optimize data collection, preprocessing, and quality assurance, ensuring high-accuracy datasets for training models. Adept at developing annotation guidelines, automating labeling workflows, and ensuring dataset consistency for AI-driven applications.

IntermediateEnglishSpanish

Labeling Experience

No Data Labeling experience added

Alejandro M. hasn’t added any AI Training or Data Labeling experience to their OpenTrain profile yet.

Education

A

Autonomous University of Aguascalientes

M.S. in Computer Science, Computer Science

M.S. in Computer Science
2018 - 2020
N

National Technological Institute of Mexico

B.S. in Industrial Engineering, Industrial Engineering

B.S. in Industrial Engineering
2013 - 2016

Work History

F

Fulfilld

AI/ML Engineer

Remote
2024 - Present
A

Arrow

Data Scientist (Continuous Process Improvement Manager)

Reno, Nevada
2022 - 2024