Education

BSc, AI Engineering — Universidad Francisco de Vitoria, Madrid. 2024 – Present. Second-year undergrad in Sistemas de Inteligencia Artificial.

High school — Trinity College, San Sebastián de los Reyes.

Experience

Production LLM agents (2026 – Present). Shipped commercial Salesforce integrations, MCP servers with security-review loops, Android field assistants, multilingual institutional tooling. Small independent client base + university projects.

Research pivot (2026 – Present). Working on an empirical paper: ablation study of agent-harness components. Going through the ARENA alignment curriculum in parallel.

Open source

3 PRs merged in eval / agent-tooling frameworks:

See GitHub for the current list.

Currently learning

  • Transformer internals + mech interp (ARENA)
  • Eval methodology at scale (Inspect, HAL)
  • Research writing (first paper in progress)

Contact

xabier.ariznabarreta@gmail.com