Senior Data Scientist (LLMs) – Freelance (Pharma industry)

Gracia101 Talent Solutions; Madrid; A distancia; EUR 60.000 - 80.000; Jornada completa

Descripción de la vacante

A leading consulting firm in Spain is seeking a Senior Data Scientist specializing in Large Language Models for a freelance role. The position involves developing and deploying LLM applications within the pharmaceutical sector. Candidates should have robust experience in Python and machine learning frameworks. This is a full-time remote opportunity, starting ASAP, with potential for extension.

Formación

• Proven experience as a Senior Data Scientist, focusing on LLMs and generative AI.
• Strong proficiency in Python and modern ML libraries.
• Hands-on experience with model development, fine-tuning, and evaluation.

Responsabilidades

• Developing, fine-tuning, and deploying LLM-based solutions.
• Working hands-on with Python and ML frameworks.
• Collaborating with cross-functional stakeholders to deliver solutions.

Conocimientos

Machine Learning

Natural Language Processing

Python

Data Processing

Herramientas

PyTorch

TensorFlow

Transformers

LangChain

Descripción del empleo

Overview

Senior Data Scientist (LLMs) – Freelance (Pharma industry)

We are looking for a Senior Data Scientist to join one of our clients' team (pharmaceutical industry) on a full-time freelance basis. This role is an opportunity to contribute to a client project applying advanced machine learning and Large Language Models (LLMs) in a highly impactful sector.

Responsibilities

• Developing, fine-tuning, and deploying LLM-based solutions
• Working hands-on with Python and ML frameworks such as PyTorch, TensorFlow, and Hugging Face Transformers
• Designing experiments and evaluation frameworks for generative AI systems
• Ensuring high-quality data processing and scalable pipelines
• Collaborating with cross-functional stakeholders in the client’s team to deliver production-ready solutions

Qualifications

• Proven experience as a Senior Data Scientist, with a focus on LLMs, NLP, and generative AI
• Strong proficiency in Python and modern ML libraries (PyTorch, TensorFlow, Transformers, LangChain, etc.)
• Hands-on experience with model development, fine-tuning, and evaluation
• Ability to work independently and manage end-to-end delivery
• Background in the pharmaceutical or life sciences sector is a plus, but not mandatory

Contract Details

• Location: Barcelona (remote work possible)
• Contract: Freelance, full-time until the end of the year, with potential extension
• Start: ASAP

If you are an experienced Data Scientist with deep knowledge of LLMs and are available for a freelance role, we would be pleased to discuss this opportunity with you.