Position: Senior AI Engineer Location: Remote from Spain (Spanish contract) Company: Intellias We are looking for a Senior AI Engineer to join our growing R&D practice and lead the development of scalable, AI-powered solutions. You’ll design, train, deploy, and optimize models in real-world systems, helping businesses leverage data through intelligence. Responsibilities: * Design and develop AI/ML models using Python and key libraries (TensorFlow, PyTorch, Scikit-learn) * Collaborate with product, data, and software engineering teams * Optimize models for performance and scalability * Deploy models into production environments (Docker, cloud-native tools) * Conduct research on state-of-the-art AI techniques and bring them into practice Requirements: * 5+ years of experience in Machine Learning / AI Engineering * Proficiency in Python for ML and data workflows * Experience with deep learning frameworks: TensorFlow, PyTorch, or equivalent * Hands-on experience deploying models (CI/CD pipelines, Docker, etc.) * Understanding of cloud platforms (AWS, GCP, Azure) * Excellent communication and problem-solving skills * Fluent Spanish (C1) * English B2 Nice to Have: * PhD or MSc in a relevant field * Experience with NLP, computer vision, or reinforcement learning * Publications or open-source contributions in AI