Experteer Overview
As a Senior Data Scientist in the AI Solutions discipline, you help shape BBVA's financial foundation models and their end-to-end lifecycle. You work across design, pre-training, adaptation, evaluation, and large-scale training infrastructure to deliver reliable, responsible AI capabilities. You collaborate with engineers, researchers, and business stakeholders to raise technical quality and enable scalable AI across financial use cases. This role offers the chance to influence how data and intelligence are used across the organization and contribute to a new AI capability with broad impact.

Compensaciones / Ventajas
• Define data handling strategies across banking domains (filtering, sampling, sequencing)
• Design tokenisation, feature representation, masking, and sequence-generation for financial data
• Address challenges of sensitive, sparse, imbalanced, and temporally ordered data
• Mitigate issues like information leakage, bias, missing values, and regional variation
• Design, implement and train models adapted to financial information
• Provide expert input on architectures, objectives, training strategies, and representations
• Work with structured and unstructured data (text,



tabular, transactions, events)
• Debug convergence, training stability, data quality, memory usage, and performance
• Design reproducible experiments and evaluate alternatives with clear criteria
• Develop adaptation strategies (continued pre-training, supervised fine-tuning, LoRA) and select methods per use case
• Collaborate with platform teams to define environments for large-scale training and production deployment
• Improve accelerator utilisation and memory/performance profiling
• Monitor long-running experiments for reliability and auditability
• Ensure WoW guidelines are applied across products

Responsabilidades
• 5+ years in leadership roles across technology, analytics, or AI-driven settings
• Experience with distributed compute and orchestration
• Ability to own complex technical problems from investigation to implementation
• Hands-on experience designing/training/adapting large-scale models
• Familiarity with financial datasets (payments, transactions, risk indicators, regulatory data)

Requisitos principales
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📌 Senior Data Scientist - Foundation Model - AI Factory (Madrid)
🏢 Bbva
📍 Madrid