The English-language job board for Spain
89,000+ live jobsSenior Data Scientist
Hybrid in Madrid·Full-time·Added today (last checked 12 Nov)
Our summary
- Work mode
- Hybrid, Madrid
- Contract
- Full-time
- Spanish
- Expected (ad in Spanish)
- English
- Required
- Experience
- 5+ years





Visa options
The ad doesn’t mention sponsorship
Not a refusal, but not a yes. Worth asking in your first message.
Skills
This job advert was originally written in Spanish.
Requirements
What we're looking for
More than 5 years of experience as a Data Scientist.
Demonstrable experience bringing LLM/RAG solutions to production.
Advanced level of Python, PySpark, and SQL.
Experience with embeddings, semantic or hybrid search, and recommendation systems.
Experience in cloud environments and MLOps.
Professional English proficiency.
Availability for a hybrid model, with 1 day on-site per week in Madrid.
Nice to have
Experience in GCP.
Recommenders with deep learning and forecasting.
Open source LLMs and fine-tuning.
Experience in digital media or advertising.
Use of AI-assisted development tools, such as Claude Code.
The role
You will design and bring to production solutions based on LLMs and RAG.
You will develop recommendation systems and predictive models.
You will work with embeddings and semantic or hybrid search.
You will build APIs, applications, and automations from start to finish.
You will apply MLOps best practices to deploy, monitor, and maintain models.
You will optimize solutions in terms of performance, latency, and cost.
You will collaborate with technical and business teams to convert needs into data solutions.
About Glintt
Glintt is a company operating in the healthcare sector, currently hiring for a broad range of technology and consulting roles. Its open positions span AI and machine learning engineering, backend development, enterprise and solutions architecture, and healthcare-specific consulting such as hospital pharmacy consultancy and healthcare account management.
The roles listed on its careers page include Portuguese-language titles and locations such as Coimbra and Lisbon, indicating activity on the Iberian Peninsula. However, the available sources do not provide verified details about a Spanish office presence, work culture, or support for international hires, so candidates should confirm these specifics directly with the company.
- Industry
- Healthcare
Good to know if you are moving
- Current openings include senior technology roles such as 'Senior AI Engineer' and 'Tech Lead ML/AI Engineering'.
- Listed roles include Portuguese-language positions referencing locations such as Coimbra ('Técnico de Suporte Informático - Coimbra') and Lisbon ('Consultor Sifarma (Sul de Lisboa)').
In their own words
About the company & team
We are looking for a Senior Data Scientist to join a Glintt Next project within a major media group, integrated into their Data Science team.
You will work on applied generative AI solutions, recommendation systems, predictive models, and data tools, taking models from idea to production.
We are looking for a solid technical profile, with an end-to-end vision and the ability to provide judgment regarding architecture, quality, latency, and the cost of solutions.
Who are we?
We are Glintt Global, a leading technology company in the Iberian Peninsula, with more than 30 years of experience developing innovative solutions that directly impact people's quality of life. We believe in technology, knowledge, ambition, and innovation as drivers of change.
This is our commitment! Discover more about the Global Culture | Glintt Global.
More jobs like this
or browse Madrid·Data & AI·Machine learning & AI·Senior·Hybrid·Artificial Intelligence·Community of Madrid·Healthcare
