LLM Engineer (Madrid)

LLM Engineer (Mid-Senior)

Location: Several options within Spain

We are partnering with a well‑funded, rapidly scaling deep‑tech company operating at the intersection of advanced AI and next‑generation computing to find their next Senior LLM Engineer. Backed by strong commercial traction and general enterprise clients, the company is building highly efficient, production‑grade AI systems designed to solve complex real‑world problems at scale.

Their team combines world‑class researchers and engineers working on cutting‑edge challenges in large‑scale model development, optimization, and deployment. This is an opportunity to join a highly technical environment where you will directly contribute to the future of large language models – not just apply them.

As a Senior LLM Engineer, you will design, train, and optimize large‑scale transformer models, contributing across pretraining, post‑training alignment (SFT, RLHF, DPO), evaluation, and inference optim...