We are looking for a Data Scientist with 3+ years of professional experience to join a team in Barcelona .
In this role, you will work with data processing, Machine Learning and applied statistics , combining strong Python and SQL skills with experience working with large datasets and cloud environments.
You will contribute to projects involving data preparation, statistical analysis and Machine Learning models , with a strong focus on data quality and practical problem-solving.
If you enjoy working hands‑on with Python, SQL, Machine Learning and cloud technologies , this could be your next challenge.
What you'll do Work with large volumes of data , including data manipulation and preprocessing.
Develop and optimise advanced SQL queries .
Develop Python scripts using its main data science libraries and tools.
Work with ETL processes , data storage, integration and processing.
Apply Machine Learning and statistical techniques , including predictive models, regression, classification, clustering and/or time series.
Apply statistical methods such as hypothesis testing,



regression analysis and probability distributions .
Contribute to data modelling, governance and data quality practices.
Create data visualisations using tools such as Matplotlib, Seaborn or ggplot2 .
Work with cloud environments such as AWS, Azure or Google Cloud .
3+ years of professional experience in Data Science , particularly in data storage, integration, processing and/or ETL environments.
Advanced SQL , including query development and optimisation.
Professional experience with Python and its main libraries and tools.
Experience manipulating and preprocessing large datasets using SQL and Pandas or Polars .
Experience with at least one major cloud platform: AWS, Azure or Google Cloud .
Practical experience applying Machine Learning and statistical techniques .
Knowledge of applied statistics , including hypothesis testing, regression analysis and probability distributions.
Experience with data mode

📌 Data Scientist (Barcelona)
🏢 Capitole
📍 Barcelona