Machine Learning Engineer

We are looking for a talented Machine Learning Engineer to join a fast-scaling SeriesB deep tech company at the forefront of AI, LLMs, and quantum-inspired technologies. You will work on cutting-edge projects involving Large Language Models, AI agents, RAG systems, and computer vision, collaborating with an international and highly skilled team., * Design and develop quantum-inspired techniques to compress and optimize Large Language Models

• Conduct rigorous model evaluations, benchmarking, fine-tuning, and optimization for accuracy, robustness, and efficiency
• Assess model strengths and weaknesses and propose innovative improvements
• Act as a domain expert in LLMs, identifying opportunities for AI-driven innovation
• Design, train, and deliver custom deep learning models for clients
• Work across diverse AI domains, including computer vision
• Maintain thorough documentation of experiments, models, and development processes
• Mentor junior team members and contribute to a culture of continuous learning
• Participate in code reviews and provide constructive feedback
• Stay up to date with the latest trends and advancements in AI and LLM technologies

• Bachelor's, Master's, or PhD in Artificial Intelligence, Computer Science, Data Science, or related fields
• 2+ years of hands-on experience designing, training, or fine-tuning deep learning models
• Strong experience with transformer models (LLMs and/or computer vision)
• Proficiency with Python and libraries such as PyTorch and HuggingFace (Transformers, Accelerate, Datasets)
• Solid mathematical and theoretical understanding of deep learning algorithms (training & inference)
• Experience with cloud platforms (preferably AWS), Docker, and deploying AI solutions
• Strong problem-solving, debugging, and performance optimization skills
• Excellent written and verbal English communication skills
• Ability to collaborate effectively in a fast-paced team environment
• Research publications in deep learning or related fields are a plus

Preferred Background

• Experience working in Spain
• Background in cybersecurity-related AI projects
• 3-4 years of professional experience as an AI / Machine Learning Engineer, * Ability to commute/relocate: Barcelona, Barcelona provincia - reliable commute or willingness to relocate with employer-provided relocation package (preferred)
• Experience: AI / Machine Learning Engineer - 3 years (preferred)

• Competitive annual salary starting from €45,000, based on experience and qualifications
• Signing bonus upon incorporation
• Retention bonus at contract completion
• Relocation package (if applicable)
• Hybrid work setup with versatile working hours
• Equal pay guaranteed
• International exposure in a multicultural, cutting-edge environment