Ofertes d'ocupació de Científic/a de Dades a Barcelona

• Nivell d'experiència---
• Tipus de contracteA temps complert
• Publicada6 de març

. TSQL

About The Job

Cada vez que comemos y bebemos, elegimos el mundo en el que queremos vivir. Creemos que la salud de las personas y del planeta están 100% interconectadas Esto es lo que transmite nuestra visión One Planet One Health. Os invitamos a uniros a nuestra revolución alimentaria con el objetivo de crear un mundo más saludable.

¿Te apasiona el área de IT&Data? ¡Únete a nuestro Programa BTheOne y comienza tu andadura!

About you Únete a proyectos reales basados en datos que generan impacto en el negocio dentro de una empresa líder de gran consumo (FMCG), mientras desarrollas rápidamente habilidades prácticas en data science con el apoyo de un mentor dedicado. Tus principales funciones serán

• Ayuda en la evaluación y mejora de los modelos de IA/ML en producción analizando su rendimiento, cuantificando la incertidumbre y aumentando su precisión y robustez.
• Soporte en la construcción y prototipo de modelos predictivos, algoritmos de optimización y soluciones de datos para proyectos de Comercial, I+D, Compras o salud/nutrición digital.
• Ayuda en la entrega de insights accionables mediante análisis de datos, despliegue de modelos y presentaciones claras a los stakeholders para apoyar la toma de decisiones transversal.
• Revisa literatura sobre algoritmos avanzados y propone e implementa técnicas modernas adecuadas a los desafíos de Danone.
• Aprende cómo opera una empresa global de FMCG, incluyendo la ejecución de proyectos, la colaboración entre equipos y la integración de data science en la estrategia de negocio.
  
  

About us

No dudes en aplicar si...

• Has estudiado un grado en Estadísitica, Matemáticas, Física o similar.
• Valorable Máster en Data Science.
• Conocimiento de las herramientas SQL y Phyton.
• Tienes nivel B2 de inglés
• Tienes visión analítica.
• Eres una persona organizada, proactiva y con ganas de aprender en un entorno dinámico.
• Y sobre todo... tienes muchas ganas de aprender en una multinacional como Danone 🙂

• Nivell d'experiència---
• Tipus de contracteA temps complert
• Publicada6 de març

Teletreball Python TSQL Cloud Coumputing AWS R Terraform Power BI

Perfil buscado (Hombre/Mujer)

• Build and optimize scalable, production-grade data pipelines using AWS (Glue, S3, Athena, Redshift)
• Support the transition from legacy DWH to a lakehouse architecture (bronze/silver/gold)
• Ensure documentation, data quality and efficient ETL/ELT processes
• Translate complex findings into actionable business recommendations and stakeholder report
• Design, deploy, and maintain ML models (supervised, unsupervised, time‑series)
• Develop reproducible pipelines and monitor model performance for continuous improvement
• Build dashboards and self‑service analytics using Power BI, QlikView, and Python/R
• Define data and analytics standards with Data Engineers, Business Analysts, and governance teams
• Act as SME on statistics, predictive analytics, and AI integration
• Participate in multi‑country governance, metadata, and data quality processes
• Implement automated workflows for testing, deployment, and monitoring of ML solutions
• Integrate ML operations with CI/CD and IaC pipelines to support DevSecOps

• International end client company
• Perm position, long time project

• Must have:
• 5-7 years of experience in data science, analytics, or predictive modelling
• Advanced SQL, strong Python and/or R skills, and experience deploying ML models
• Expertise with AWS services (S3, Glue, Athena, SageMaker, Redshift)
• Familiarity with data lakehouse architectures and hybrid cloud environments
• Proficiency with visualization tools (Power BI, QlikView)
• Nice to have:

• Experience in financial or regulated industries
• Knowledge of CI/CD, Terraform, DORA, or EU data regulations
• AWS certifications, QlikView experience, and Visual Basic with MS Access

Global end client company

• Permanent position
• Attractive salary conditions
• Location in the Barcelona metropolitan area
• 2 days of remote work per week
• Long-term growth opportunities
• Involvement in strategic global projects

• Nivell d'experiència---
• Tipus de contractePer dies
• Publicada3 de març

Teletreball Python Azure Cloud Coumputing Spark Big Data Machine Learning

En HAYS estamos colaborando con una compañía líder en el sector tecnológico que busca reforzar su equipo de analítica avanzada y machine learning.
Buscamos un Data Scientist (1-3 años de experiencia) para trabajar con datos masivos, modelos de IA y entornos cloud de última generación.

Requisitos
- Sólido nivel de Python orientado a análisis de datos y desarrollo de modelos.
- Experiencia con Apache Spark / PySpark y Databricks (idealmente en Azure).
- Conocimientos de Machine Learning y Deep Learning (redes neuronales).
- Buen nivel en matemáticas y estadística aplicada.

- Experiencia en:
- Análisis exploratorio (EDA) y limpieza de datos.
- Feature engineering.
- Entrenamiento, validación y evaluación de modelos.
- Visualización de métricas y resultados.

- Valorable:
- Certificaciones ML (AWS/Azure).
- Conocimientos de Knitro.

¿Qué harás?
- Trabajar con grandes volúmenes de datos en entornos distribuidos.
- Construir y validar modelos de Machine Learning y deep learning.
- Realizar ingeniería de características y preparar datasets complejos.
- Utilizar PySpark y Azure Databricks en proyectos reales.
- Presentar insights y resultados a equipos técnicos y de negocio.
- Colaborar en un entorno cloud moderno y altamente escalable.

¿Qué ofrecemos?
- Contrato indefinido
- 100% remoto desde España
- Trabajo con tecnología punta (Spark, Databricks, ML, Cloud)
- Entorno técnico, joven y en crecimiento

Si buscas un rol donde crecer como Data Scientist trabajando con Big Data, ML y cloud, este proyecto es para ti.
Apúntate y da el siguiente paso en tu carrera como Data Scientist.

• Flexibilitat horàriaSi
• Nivell d'experiència---
• Tipus de contracteA temps parcial
• Publicada21 de gen.

. Python TSQL Machine Learning

We Are Waiting for You

Hi there future intern!

I am Alba Marin the recruiter for this position (and hopefully, your future colleague!).

First, a little bit about what I like the most about working at Zurich Technology Delivery Center: The environment here is incredibly collaborative and innovative. Our tech-driven mindset fosters continuous learning and growth, creating an atmosphere where everyone can thrive. Now, I can't wait to share this exciting journey with you at Zurich!

Let me take a wild guess: you’ve probably sifted through countless job offers today, and they all seem to blur together. Sound familiar? Well, here’s the scoop: At Zurich, we might not have all the answers (and we’re not striving for perfection!), but we’ve got something special. Curious? Keep reading!

First of all, THANK YOU for considering our company. We understand that finding the right opportunity can be tough, but I’ll try to make it easier.

Who Are We?

Let me introduce us. You’re reading about Zurich Insurance Group, a global leader in insurance, but this role specifically pertains to our Technology Delivery Center (TDC). Established in Barcelona in 2006, the TDC operates as an integral part of Zurich Insurance Group, providing cutting-edge technological solutions and support to Zurich's local and global business units.

In essence, Zurich TDC is where technology meets the vast reach of a multinational company. We specialize in areas such as software development, data analytics, cybersecurity, and IT infrastructure. Our primary mission is to support Zurich's strategic goals and enhance operational efficiency through innovative technology solutions.

If you're considering a role with us, know that you'll be joining a hub of technological excellence dedicated to driving Zurich's success on a global scale.

What can you expect?

And you might be thinking: This is great, what will my day-to-day be like, at TDC? I’m glad you asked – I asked myself the same question at the time.

As a Data Scientist Intern – Data Platform & AI you will have the opportunity to:.

• Collaborate with platform and solution engineers to design and develop new data platform features
• Build and prototype data-driven logic for automated classification, detection, and quality assessment
• Analyze structured and semi-structured datasets to validate feature behavior and performance
• Implement and test algorithms, rules, and heuristics to improve accuracy and reliability
• Support integration of data science components into existing platform services and pipelines
• Evaluate results, identify edge cases, and iterate to reduce errors and improve robustness
• Contribute to documentation, technical specifications, and knowledge sharing
• Work alongside experts in various technological domains.
• Enhance your skills with real-world experience
• Contribute to a team that values your input and creativity
  
  

What Makes You a great Fit?

While we’re not seeking perfection or expecting you to save the world, we believe that if you meet some of these requirements, you’ll be a fantastic fit for our team. We are waiting for you!

• Currently pursuing or recently completed a degree in Data Science, Computer Science, AI, or a related field
• Strong Python fundamentals and ability to write clean, maintainable code
• Solid understanding of data structures, schemas, and common data formats
• Basic knowledge of machine learning, statistics, and classification concepts
• Experience with SQL and data exploration techniques
• Ability to design and reason about deterministic logic such as rules, heuristics, and pattern matching
• Familiarity with version control and collaborative development workflows
• Analytical mindset, attention to detail, and comfort working with ambiguous or imperfect data
• Strong communication skills and ability to work effectively with engineers
• Active student status with a Spanish University/School is mandatory.
• Passionate about a tech career.
• Available for at least a 6-month part-time/internship program.
• Tech-savvy with a curious mind.
• Enthusiastic, capable, and eager to learn.
• A good team player with a responsible, can-do attitude.
  
  

And… What Makes Us Special?

• Paid Internship, up to 30 hours weekly with a flexible schedule.
• LinkedIn and internal training opportunities.
• Special discounts on various brands and products, plus great banking and insurance conditions.
• A welcome pack filled with amazing gadgets.
• A dynamic workspace with tasty coffee and fruit and featuring gaming, gym, and other fun areas!
• Summer and Christmas events and different social clubs such as hiking, investment, beach volley and many more
  
  

Looking for a place to start or further develop your career? This is for you! Zurich offers a comprehensive career plan providing a great opportunity to build and enhance your career from the start. You will have the chance to work on global projects, guided by experts and leveraging innovative technologies. Learn from very well-known experts in the field, ensuring you gain valuable experience and knowledge.

Where Are We Located?

Barcelona, Poblenou.

We Are Waiting for You.

It’s a match? Don’t wait any longer! Apply by sending your CV in English.

If not, no worries! We’ll meet again in the future. Feel free to share this amazing opportunity with anyone you think would be a great fit.

At Zurich, we are an equal opportunity employer. We attract and retain the best-qualified individuals available, regardless of race/ethnicity, religion, gender, sexual orientation, age, or disability.

Zurich Technology Delivery Center – Your Talent, Our Strength

You are the heart & soul of Zurich!

At Zurich, we like to think outside the box and challenge the status quo. We take an optimistic approach by focusing on the positives and constantly asking What can go right?

We highly value the experience and know-how of our employees and offer a wide range of opportunities across business areas to encourage you to apply for new opportunities within Zurich when you are ready for your next career step.

Let’s continue to grow together!

• Location(s): ES - Barcelona
• Schedule: Part Time
• Recruiter name: Alba Marin Sola