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Fabian Sanchez

Fabian Sanchez

Key Skills

Software

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Top Subject Matter

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Top Data Types

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Top Label Types

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Freelancer Overview

I am a senior software engineer with extensive experience in building AI-powered systems and integrating machine learning models into real-world applications. My background includes developing LLM-powered chatbots, NLP solutions, and intelligent automation pipelines, where I have been responsible for designing data workflows, optimizing model performance, and ensuring the quality and reliability of AI outputs. I am skilled in Python, PyTorch, TensorFlow, Scikit-learn, and LangChain, and have worked on projects involving data processing, ETL pipelines, and both structured and unstructured data analysis. My focus on clean architecture and scalable solutions allows me to deliver high-quality annotated datasets and robust data labeling processes that drive accurate AI and machine learning results. I thrive in cross-functional teams and am passionate about leveraging data to create impactful, production-ready AI solutions.

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Labeling Experience

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

Education

U

Universidad Politécnica de Madrid

Bachelor of Science, Computer Science

Bachelor of Science
2008 - 2012

Work History

N

NexaMind Labs

AI Engineer

Madrid
2020 - 2025
D

DataForge Solutions

Software Engineer

Madrid
2016 - 2019