Freelancer
Developed ML and GNN models for biomedical prediction tasks using PyTorch and PyTorch Geometric • Implemented GIN, GAT, and GTN architectures achieving state-of-the-art results on protein–ligand binding affinity prediction (MSE 0.15, Pearson r 0.97) • Built end-to-end ML pipelines: data collection, feature engineering, model training, evaluation, and deployment using Docker and Git • Applied Transformers and Hugging Face models to NLP tasks in biomedicine and business domains • Created interactive analytical dashboards and data visualization tools with Pandas, Matplotlib, and Seaborn • Conducted PostgreSQL database auditing and optimization for multi-tenant SaaS platforms • Developed ERPNext customizations (Python/JavaScript) including custom workflows, print templates, and automation scripts for Spanish SMEs