Senior Data Scientist (LLMs) – Freelance (Pharma industry)We are looking for a Senior Data Scientist to join one of our clients' team (pharmaceutical industry) 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.Role OverviewThe Senior Data Scientist will be responsible for:
- 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 solutionsRequirements- 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 mandatoryContract Details- Location:
Barcelona (remote work possible)- Contract:
Freelance, full-time until the end of the year, with potential extension- Start:
ASAPIf 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.