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Beñat San Sebastian

Beñat San Sebastian

Data Scientist

Senior Data Scientist at BBVA

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Experienced Data Scientist and Generative AI enthusiast. I'm a self-motivated learner and I'm always eager to acquire skills in new technologies to face upcoming challenges. Proven expertise in the insurance and banking sectors, with specialized knowledge in behavioral economics and game theory gained during my degree in economics.

I have been intensely involved in rugby as both a player and a coach. I continue to apply everything I have learned in my sporting career to my work: teamwork, strategy, planning and a never-give-up spirit.

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Career: 10

Senior Data Scientist

BBVA

Oct 2024 - Present

At AI Factory's GenAI Lab, I explore cutting-edge advancements in LLMs, test new technologies, and share insights to accelerate the implementation of GenAI solutions and foster a deeper understanding across the organization.

Lecturer in the Master of Data Science Program

KSchool

Dec 2019 - Present

Current Teaching Focus: Generative AI Workshop: Prompt Engineering, Retrieval-Augmented Generation (RAG) with LangChain, and Agents with LangGraph. Statistics with Python: Covering areas such as Descriptive Statistics, Probability, Inference, and Bayesian Statistics. Previous Teaching Subjects: Data Analytics with Python: Included modules like Numpy, Pandas, Matplotlib, APIs, and Web Scraping. Statistical Learning with R: Focused on Regression, Classification, Clustering, and Dimensionality Reduction.

Data Science Tech Lead

NEORIS

Dec 2023 - Oct 2024

Working within BBVA as a GenAI Lab Specialist. My role centers on engaging with the latest LLMs advancements, testing these technologies, and effectively disseminating this knowledge across BBVA to foster widespread understanding and application.

Co-Founder

Newral AI

Jan 2021 - Jan 2024

Data analytics, machine learning and AI consulting services and formation.

Data Scientist & Innovation Manager

LLYC

May 2022 - Dec 2023

Creating data analytics tools and models for communications, public affairs, and understanding and tracking conversations in social networks. Mainly focused on Natural Language Processing, Genarative AI and Graph Analytics.

Data Scientist

Bankinter

Mar 2022 - May 2022

Data Scientist

MAPFRE

Oct 2019 - Mar 2022

Leading several projects end to end collecting, processing and exploring data, modeling and supervising final deployment on topics such as debt collection, fraud detection or cross-selling. Building tools for machine learning pipelines to assist data preprocessing and enrichment, feature engineering and modeling.

Data Science Intern

MAPFRE

May 2019 - Oct 2019

Innovation Project Manager & R&D Incentives Consultant

Key Solutions

May 2017 - Mar 2019

R&D tax incentive consulting and writing proposals for R&D financing programs (CDTI, AEESD etc.). I specialised in software development projects and worked for data-driven startups such as Mediasmart and Geoblink.

Spanish Assistant & Rugby Coach

Hampton School

Oct 2013 - Jul 2015

Education: 4

Universidad Nacional de Educación a Distancia - U.N.E.D.

Master's degree

Oct 2022 - Jul 2025

KSchool

Postgraduate Program

2018 - 2019

Covered topics: Intro to Data Science (Shell, Git, SQL) Data analysis, Machine Learning and Statistics (R, Python) Intro to Big Data (Hadoop, Spark) Visualization and Business Intelligence (Tableau, D3.js)

Universidad Nacional de Educación a Distancia - U.N.E.D.

Bachelor's degree

2012 - 2019

The program included relevant courses to data analytics such as econometrics, probability and statistical inference. End-of-degree project in behavioural economics. I applied experimental economics, game theory and data analytics tools to study cognitive and social factors on the economic decisions.

Universidad Politécnica de Madrid

Education

2003 - 2006

Completed the following math relevant courses in aeronautical engineering: general mathematics, algebra, calculus, differential geometry, differential equations, mathematical methods and numerical computation.

Volunteering: 3

U18 Assitant Coach

Club de Rugby Complutense Cisneros

Oct 2024 - May 2025

U23 Head Coach

Club de Rugby Complutense Cisneros

Aug 2019 - May 2020

U18 Head Coach

Club de Rugby Complutense Cisneros

Oct 2015 - Jul 2019

Languages: 4

Basque(Native or bilingual)
Spanish(Native or bilingual)
English(Full professional)
Portuguese(Limited working)

Skills: 36

Technical

Amazon Web Services (AWS)Artificial Intelligence (AI)BashData ScienceDeep LearningGenerative AIGitGoogle Cloud Platform (GCP)
LinuxMachine LearningMicrosoft AzureMicrosoft ExcelMicrosoft OfficePythonRScalaSQL

Business

Agile MethodologiesBusiness StrategyData VisualizationManagementMarketing StrategyProject Management

Interpersonal

EnglishSpanishTeam LeadershipTeamwork

Other

Apache SparkBayesian statisticsBehavioral EconomicsGame TheoryLarge Language Models (LLM)Natural Language Processing (NLP)Scientific WritingStatistics
Tableau

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