Job Title: Data Scientist
- Predictive Modeling & Generative AI

Job Description
We are seeking a highly skilled and proactive Data Scientist to join our Data Science & Analytics team. This role focuses on building predictive models, exploring generative AI applications, and delivering data-driven solutions to support operational and business needs. The adecuado candidate will have strong technical expertise, excellent communication skills, and a passion for innovation. Responsibilities Lead and contribute to predictive modeling projects, including data quality verification, exploratory data analysis, rule engine development, ML model training, and performance optimization. Explore and apply generative AI technologies, including multimodal large models and large language models (LLMs), to solve real-world problems such as intelligent chatbots and image recognition. Design and implement data reporting solutions tailored to operational and region-specific business requirements. Collaborate cross-functionally with QA, business stakeholders, other DT teams, and engineering teams to ensure timely and high-quality delivery.



Document development processes and design decisions in English and maintain version control using Git or ADO. Experience / Qualifications Master's degree or above in Computer Science, Software Engineering, Data Science, or related field. Minimum 3 years of experience in data science, machine learning, or AI-related roles. Proficient in Python and Spark, with hands‑on experience in libraries such as Pandas, Scikit-learn, PySpark, and Spark MLlib. Experience with Databricks or similar platform for managing ML experiments, building LLM services, and performing model fine‑tuning. Solid understanding of statistical analysis, feature engineering, and prompt engineering. Familiar with Python unit testing frameworks such as Pytest and UnitTest. Strong SQL skills and understanding of database performance optimization. Experience with Web APIs, with attention to performance and security. Excellent communication skills and ability to write and read English technical documentation. Experience contributing to open-source projects or participating in community discussions is a plus. Knowledge of Azure Cloud is preferred.

📌 Data Scientist (Madrid)
🏢 Collaborative Mind, LLC ("CMIND"​)
📍 Madrid