RONALDO AGUIRRE PARRA
Data Engineer & Data Scientist
Madrid, ES.About
Highly analytical and proactive Data Engineer and Data Scientist with 3+ years of experience developing robust microservices, ML models, and data infrastructure. Proven ability to automate processes, optimize data pipelines, and deliver actionable insights through advanced analytics and dashboard development. Adept at leveraging AWS, Python, and R to drive efficiency and enhance decision-making in complex data environments, complemented by strong problem-solving and leadership skills cultivated through diverse professional experiences.
Work
Valum
|Data Engineer / Data Scientist
Madrid, Madrid, Spain
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Summary
Led the development and optimization of data infrastructure and machine learning solutions, driving process automation and delivering key insights for real estate valuation.
Highlights
Developed REST API microservices incorporating Machine Learning models and process automation using Docker/ECS, R, and Python, enhancing system efficiency and scalability.
Spearheaded the primary project: a hybrid model (Knn and Deep Learning) for CEE calculation, significantly improving predictive accuracy for energy efficiency certificates.
Maintained and enhanced Automated Valuation Models (AVM) for valuing large real estate portfolios, ensuring data integrity and model performance.
Built the company's data department and established a centralized data infrastructure using AWS services (Glue, Redshift), improving data accessibility and management for all company-generated data.
Automated existing processes and developed new solutions using R, Python, Node.js, and bash scripting, streamlining operations and reducing manual effort.
Designed and developed interactive dashboards with R Shiny and Power BI, providing critical business insights and improving data-driven decision-making.
Volunteer
EUROAVIA Madrid
|Treasurer (University Student Association)
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Summary
Managed financial operations and organized events for a university student association, ensuring fiscal responsibility and successful program delivery.
Highlights
Managed all association accounts, overseeing charges, revenues, and successfully applying for subsidies to support organizational activities.
Organized and promoted conferences and events, coordinating with speakers, managing attendee registration, and overseeing streaming platforms for successful execution.
Ensured financial transparency and compliance for all association activities, maintaining accurate records and reporting.
Facilitated seamless event logistics, contributing to the successful engagement of students and external partners.
Education
Platzi
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Learning Path
Data Science - Data Engineer
Universidad Politécnica de Madrid
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Bachelor of Science
Aerospace Engineering
ETSI Aeronáutica y del Espacio, Madrid
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Course
Data Analysis
Courses
Advanced Excel and Matlab Course
Escuela de Organización Industrial, Madrid
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Course
Big Data & Business
Courses
Introduction to Big Data (100h)
LinkedIn Learning
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Course
Data Science
Courses
Python for Advanced Data Scientists
Languages
Spanish
English
Skills
Data Manipulation
R, Python, C#, Excel, Matlab.
Web Scraping
Selenium (R, Python), Beautiful Soup, Docker.
Databases
SQLServer, MongoDB, Redshift.
Cloud Platforms
AWS (ECS, EC2, S3, Glue, Redshift).
Machine Learning
Python (Scikit-learn, NLTK, XGBoost), R (h2o).
QA Automation
Cypress, Selenium, JavaScript, Python, Docker.
Collaborative Tools
Git, GitHub, Jira.