Senior AI Engineer (BCN)
Lexroom is hiring for Senior AI Engineer (BCN) in Barcelona. Senior level. First seen October 23, 2026; open as of November 10, 2026. Jobs taken straight from company career pages — no aggregator in between.
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- Company
- Lexroom
- Where
- Barcelona
- Level
- Senior
- First seen
- October 23, 2026
- Listed via
- Ashby
What the posting says
WHAT YOU'LL DO - Design and build agent-driven and RAG-based AI systems to solve complex legal tasks with precision and efficiency. - Fine-tune and post-train LLMs using cutting-edge supervised and reinforcement learning techniques to raise response quality. - Develop and optimize large-scale search pipelines for LLM-powered agents. - Implement and refine NLP algorithms to extract, structure, and validate information from legal documents. - Run end-to-end evaluations to pinpoint bottlenecks, measure performance, and guide continuous improvements. - Work closely with legal experts to design…
Read more and apply on Lexroom's site
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