This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Senior Machine Learning Engineer (Token Factory) based in Portugal.

This role sits at the intersection of large-scale AI systems and high-performance infrastructure, focusing on optimizing how foundation models are trained and served at scale.
You will contribute to a cutting-edge inference and fine-tuning platform designed to push modern LLMs to their performance limits across massive GPU fleets.
The work directly impacts throughput, latency, and cost efficiency for next-generation AI workloads used in production environments.
You will collaborate with highly specialized engineers across ML, systems, and infrastructure domains in a fast-moving, research-driven environment.
The role combines deep ML expertise with systems-level engineering, requiring strong understanding of both model architecture and hardware behavi...