Xoel L.

Data Scientist

415 dollar

Mon expérience

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NarrativaJanuary 2019 - Présent

* Deployed serverless microservices on AWS lambda using Flask + Zappa
* Developed web APIs to process and format data and to generate images for Narrativa's articles
* Generated structured data from scraping sport results pages with Beautifulsoup
* Used distributed IPs to parse pages and avoid being blocked
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ZARAAugust 2018 - January 2019

* Created pricing models to optimize product prices that would yield a ~23% increase in yearly profits along with interactive visualizations with Plotly
* Used web crawlers to parse worldwide shipping and tax data about competitors and new markets
* Made interactive maps from the parsed data that helped make possible Zara's worldwide launch
* Developed ML models to forecast future sales built on historical internal and external data, achieving error rates below 3%

Personal Business

Mes compétences

Big Data

Data Visualization, Blockchain


Amazon Web Services (AWS), Machine Learning, AWS, Flask, NumPy, Pandas

Analysis methods and tools


Machine Learning

Keras, Neural networks, Scikit-Learn

Software testing


IT Infrastructure

AWS Lambda, Git


Spanish, Leadership, Artificial Intelligence


Python Programming, C Programming Language, Object Oriented Analysis/Design, Analyst/Programmer, Data Scientist, Delegation Skills, English, Cascading Style Sheets, Portuguese


R Language, HTML, Fortran, CSS, Java, Python

Mes études et formations

Bachelor of Arts, HTML, Aerospace Engineering - Universidad Politécnica de Madrid2012 - 2018

Computer Science - University of Sao Paulo2016 - 2017