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

Gracia101 Talent Solutions; Islas Baleares; A distancia; EUR 60.000 - 85.000; Jornada completa

Descripción de la vacante

A talent solutions firm is seeking a Senior Data Scientist (Freelance) to join a project in the pharmaceutical industry. The ideal candidate will have proven experience with LLMs and strong Python skills. Responsibilities include developing and deploying LLM-based solutions while collaborating with stakeholders. This role offers the flexibility of remote work and starts ASAP, with the possibility of extension.

Formación

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

Responsabilidades

• Develop and deploy LLM-based solutions.
• Work with ML frameworks like PyTorch and TensorFlow.
• Collaborate with cross-functional stakeholders.

Conocimientos

Proficiency in Python

Experience with NLP

Knowledge of LLMs

Experience with ML frameworks (PyTorch, TensorFlow)

Ability to work independently

Herramientas

PyTorch

TensorFlow

Hugging Face 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.

We need someone able to provide immediate support and improvement on a Gen AI tech stack.

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

Requirements

• 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.