Freelancer profile translated to English.
Back to original languageAbout María
Hello! I'm Maria, a Data Scientist. I have a degree in Mathematics, and I also hold a Master's degree in Big Data and Artificial Intelligence. I specialize in machine learning, NLP, data analysis, and big data to solve complex problems in health, finance, etc. I am passionate about data science and am always looking for new challenges to continue learning and adding value.
Over the years, I have developed multiple projects, including:
✅ Interactive dashboard in Tableau to analyze and visualize the status of financing and loan operations, facilitating strategic decision-making.
✅ Classification of brain tumors from medical images using convolutional neural networks, optimizing diagnostic accuracy.
✅ Predictive model for breast cancer risk using supervised machine learning algorithms to improve early detection.
✅ Multi-agent model for the diagnosis and classification of diseases, integrating NLP and advanced AI models for the interpretation of symptoms and clinical data.
✅ Analysis and modeling of the time series of the number of travelers in the Seville Metro (2012-2024).
To achieve these projects, I have developed a solid set of skills, including:
🚀 Machine Learning (Random Forest, SVM, KNN, XGBoost, etc.)
📊 Exploratory Data Analysis and Data Mining
🖥️ Convolutional Neural Networks (CNN) for medical images
🧠 NLP and Language Models (LLM) with Hugging Face
⚙️ Langraph Framework and Prompt Engineering to improve interaction with AI models
📊 Data Visualization with Tableau
🐍 Python development applied to data science and artificial intelligence
📈 Time series analysis, predictive modeling with ARIMA and exponential smoothing
Contact me now without obligation to boost your company thanks to AI and big data!
Spanish
Native or bilingual
English
Fluent
Italian
Fluent
French
Conversational
German
Basic
Can work on-site
Sevilla (up to 50km), Málaga (up to 50km), Madrid (up to 50km), Barcelona (up to 50km), Valencia (up to 50km)
Experience
- AccentureData EngineerFebruary 2024 - Today (2 years and 3 months)
- Data engineering project for one of Spain's leading banks
- Use of AWS (S3, Glue, Step Function) to create ETL pipelines that manage data automatically
- Optimization of SQL queries to improve analysis efficiency and execution times
- Use of Python in AWS Lambda Functions
- Use of Jira for project management and Jenkins as a DevOps tool
- Direct collaboration with the client
- DeloitteData AnalystCONSULTING AND AUDITSMarch 2023 - January 2024 (10 months)
- Optimization of SQL queries to improve analysis efficiency and execution times
- Dashboard Development: Design, develop, and maintain interactive dashboards and reports using Tableau to visualize data accurately and efficiently
- Generation of KPIs and trends
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Education
- Master in Big Data and Artificial IntelligenceComplutense University of Madrid2024Conocimientos de machine learning, redes neuronales artificiales, minería de datos, Spark, Hadoop y Microsoft Azure Databricks | Conocimientos de bases de datos SQL y NO SQL (mongoDB) | Desarrollo de algoritmos y modelos predictivos con Python | Visualización de datos con Tableau | TFM: Modelo multiagente para el diagnóstico y la clasificación de enfermedades
- Degree in MathematicsUniversity of Malaga2023Capacidad de resolución de problemas y razonamiento lógico | Programación en Python y Scala | Conocimientos de optimización, investigación operativa, teoría de la probabilidad, inferencia estadística y modelos numéricos para simulaciones | Año de Erasmus en la Università degli Studi di Firenze, año académico 2021/2022 | TFG: Uso del método de Monte Carlo en la protonterapia
Certifications
- Relational Databases and SQLStanford University School of Engineering2023