About me
I like building things that matter to the people using them. 10 years of experience in ML and AI systems, products, and leading the teams that ship them.
Latest posts
- Markdown Kitchen Sink
August 3, 2026
A test post exercising headings, lists, tables, code blocks, images, and more.
- Hello, world
August 1, 2026
The first post on this blog.
Experience
- Jun 2021 – Present · Madrid
Busuu — Senior ML Engineer → Engineering Manager, ML
Joined as a Senior ML Engineer in 2021, now leading Busuu's ML & AI function.
My team has shipped 12+ production systems: adaptive testing, real-time personalization, LTV models, LLM-powered feedback, agents, knowledge graphs and knowledge tracing models.
- Jul 2025 – Present · Madrid
Nuclio Digital School — Lecturer in Machine Learning
Teaching ML & AI in the Data Analytics Master's program.
- Jan 2023 – Present · Madrid
MLOps Community — Community Organizer
Organizing the Madrid MLOps meetup — I led more than 10 events with 30+ attendees each, featuring speakers from key organizations in Madrid.
- 2017 – 2021 · Madrid
Earlier: BBVA Next Technologies, EY
Cut my teeth in ML engineering across banking and consulting before landing at Busuu.
I built data quality platforms, fine-tuned BERT models for NLP tasks and models for routing customer support requests among other projects.
Skills
- Recommendation & Ranking Systems
- Agentic AI
- Data Science
- Conversational & Voice AI
- LLM Engineering & Prompt Ops
- Adaptive Testing (IRT)
- Knowledge Tracing
- Rating Systems (Glicko-2)
- Growth & Marketing ML (LTV, MTA)
- Classical ML
- NLP / Transformers
- Cloud Infrastructure
- Real-time Serving (FastAPI, Redis)
- MLOps & AIOps
- A/B Testing & Experimentation
- Team Building & People Management
- AI Strategy & Roadmap Ownership
- AI Governance
- Public Speaking & Teaching
- AI-Augmented Engineering