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

📌 Data Scientist (Madrid)
🏢 Capitole
📍 Madrid