Barcelona Data Scientist: ML, Python & SQL (Hybrid)

Capitole; Barcelona; Hybrid; EUR 48,000 - 72,000; Full time

Benefits offered by this job

Training budget €1200/yr

Private health insurance

Benefits package

Flexible hours

Hybrid work model

Wellhub wellness program

Team events

Job summary

Capitole in Barcelona is seeking a Data Scientist with 3+ years of professional experience to join a data-driven team. You will work with data processing, ML and statistics, using Python and SQL to handle large datasets and cloud environments.

You will contribute to data preparation, modelling and governance, focusing on data quality and practical problem solving. Hybrid work with 2 days on site per week is offered, and you will collaborate with senior stakeholders across the organization.

Qualifications

• Experience with data processing, ML and applied statistics.
• Strong Python and SQL skills for large datasets.
• Cloud environments experience is a plus.

Responsibilities

• Work with large volumes of data, data manipulation and preprocessing.
• Develop and optimise advanced SQL queries.
• Develop Python scripts using data science libraries.
• Work with ETL processes, data storage, integration and processing.
• Apply ML and statistical techniques including predictive models, regression, classification, clustering and time series.
• Apply statistical methods like hypothesis testing, regression analysis and probability distributions.
• Contribute to data modelling, governance and data quality.
• Create data visualisations using 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 with large datasets using SQL and Pandas or Polars.
• Experience with at least one major cloud platform: AWS, Azure or Google Cloud.
• Practical experience applying ML and statistical techniques.
• Knowledge of applied statistics.

Skills

Python

SQL

Data analysis

Machine Learning

Pandas/Polars

Data visualization

Statistics

Big data

Data modelling

Education

Degree, Master’s or PhD in Computer Science, Economics, Business Administration, Data Science or related discipline

Tools

Tableau

Matplotlib/Seaborn/ggplot2

AWS

Azure

Google Cloud

Job description

Capitole in Barcelona is seeking a Data Scientist with 3+ years of professional experience to join a data-driven team. You will work with data processing, ML and statistics, using Python and SQL to handle large datasets and cloud environments.

You will contribute to data preparation, modelling and governance, focusing on data quality and practical problem solving. Hybrid work with 2 days on site per week is offered, and you will collaborate with senior stakeholders across the organization.