Hi, I'm Albert Queraltó

Data
Scientist / Software Developer

Transforming raw data into intelligent, scalable solutions with advanced machine learning and data science.

astro Astro
python Python
c++ C++
r R
latex Latex
linux Linux
docker Docker
react React
typeScript TypeScript
nodejs Nodejs
HTML5 HTML5
CSS3 CSS3
javaScript JavaScript
git Git
mysql Mysql
postgres Postgres
mongoDB MongoDB
cassandra Cassandra
neo4j Neo4j
bash Bash
matplotlib Matplotlib
seaborn Seaborn
bokeh Bokeh
plotly Plotly
powerBI PowerBI
numpy Numpy
pandas Pandas
scipy Scipy
scikitlearn Scikitlearn
tensorflow Tensorflow
keras Keras
pytorch Pytorch
selenium Selenium
fastAPI FastAPI
flask Flask
astro Astro
python Python
c++ C++
r R
latex Latex
linux Linux
docker Docker
react React
typeScript TypeScript
nodejs Nodejs
HTML5 HTML5
CSS3 CSS3
javaScript JavaScript
git Git
mysql Mysql
postgres Postgres
mongoDB MongoDB
cassandra Cassandra
neo4j Neo4j
bash Bash
matplotlib Matplotlib
seaborn Seaborn
bokeh Bokeh
plotly Plotly
powerBI PowerBI
numpy Numpy
pandas Pandas
scipy Scipy
scikitlearn Scikitlearn
tensorflow Tensorflow
keras Keras
pytorch Pytorch
selenium Selenium
fastAPI FastAPI
flask Flask
astro Astro
python Python
c++ C++
r R
latex Latex
linux Linux
docker Docker
react React
typeScript TypeScript
nodejs Nodejs
HTML5 HTML5
CSS3 CSS3
javaScript JavaScript
git Git
mysql Mysql
postgres Postgres
mongoDB MongoDB
cassandra Cassandra
neo4j Neo4j
bash Bash
matplotlib Matplotlib
seaborn Seaborn
bokeh Bokeh
plotly Plotly
powerBI PowerBI
numpy Numpy
pandas Pandas
scipy Scipy
scikitlearn Scikitlearn
tensorflow Tensorflow
keras Keras
pytorch Pytorch
selenium Selenium
fastAPI FastAPI
flask Flask

What I do?

  • Data Science
    • Data cleaning & preprocessing (Numpy, Pandas)
    • Exploratory Data Analysis (EDA)
    • Statistical modeling & hypothesis testing (Scipy, Statsmodels)
    • Data visualization (Matplotlib, Seaborn, Plotly, Bokeh)
    • Dashboards (Power BI, Tableau)
  • Machine Learning Engineering
    • Supervised & unsupervised learning (Scikit-learn)
    • Deep Learning (PyTorch, TensorFlow, Keras)
    • Model deployment (FastAPI, Flask, Streamlit)
    • MLOps (MLflow, Docker, CI/CD)
  • Big Data & Cloud
    • Data pipelines with Airflow & Spark
    • Cloud platforms (AWS, GCP, Azure)
    • Distributed computing & scalability
    • Database management (SQL, NoSQL, time-series DBs)
  • Software Development
    • Web apps with TypeScript & React.js
    • Version control with Git & GitHub/GitLab
    • Python programming for data & backend
    • C++ for performance-critical applications
    • Linux & shell scripting
    • Agile software development practices
    • Clean code & design patterns

Personal Work

Projects

Screenshot of Catalunya Weather App

Catalunya Weather App

In progress

A web app that fetches and visualises real-time weather data for Catalan cities, using open meteorological APIs and interactive charts.

Python FastAPI React Recharts
Screenshot of Obesity Dashboard

Obesity Dashboard

Deployed

Interactive dashboard analysing global obesity trends with demographic breakdowns, built with Bokeh and deployed on Render.

Python Bokeh Pandas Render
Screenshot of Webscraping of Energy Prices Data and Renewable Energy Production

Webscraping of Energy Prices Data and Renewable Energy Production

Completed

Automated scraper that collects hourly electricity prices and renewable energy production data from Spain's ESIOS API and stores it in a structured database.

Python BeautifulSoup REST API PostgreSQL Selenium
Screenshot of JavaScript Blackjack

JavaScript Blackjack

Deployed

A fully playable Blackjack game in the browser.

JavaScript HTML CSS Vercel
Screenshot of Sensor Error Detection and Localization with RNNs

Sensor Error Detection and Localization with RNNs

Completed

Deep learning pipeline using LSTM and GRU networks to detect and localise faults in multivariate sensor time-series data.

Python PyTorch LSTM GRU Time Series
Screenshot of Transformers for Sentiment Classification and Text Translation

Transformers for Sentiment Classification and Text Translation

Completed

Fine-tuned BERT-based models for multilingual sentiment classification and sequence-to-sequence translation using HuggingFace Transformers.

Python HuggingFace BERT PyTorch NLP
Screenshot of Energy Prices Data Analysis

Energy Prices Data Analysis

Completed

Exploratory data analysis and statistical modelling of Spanish energy market prices, identifying seasonal patterns and price drivers.

Python Pandas Matplotlib Statsmodels
More projects on

Let's talk

Contact

Have a question or a project in mind? Feel free to reach out.

Location: Barcelona, Spain