Senior AI Software Engineer (F, M, X)

Description des tâches:About us:LuxProvide is pioneering the future of digital intelligence, merging data for science with high-performance computing for accuracy, security, and sustainability. At the center of our work is MeluXina supercomputer, soon to be joined by MeluXina-AI and MeluXina-Q (quantum), expanding our capabilities into next-generation AI and quantum computing. As a key partner in the Luxembourg AI Factory, we play a central role in enabling researchers, startups, and industry to develop and deploy trusted AI solutions at scale. Strategically based in Europe's digital hub, LuxProvide connects research and industry and drives innovation both within Luxembourg and across borders. Join us and be part of a fast-evolving ecosystem where supercomputing, AI and quantum converge to shape breakthroughs that will define tomorrow.Senior AI Software Engineer (F, M, X)The AI Software Engineer will join the expert teams managing flagship platforms at the heart of Luxembourg's and Europe's supercomputing, AI and quantum strategies – MeluXina, MeluXina-AI and MeluXina-Q. This is a unique opportunity to shape the AI capabilities of one of Europe's most advanced supercomputing and AI environments.As part of the Supercomputing Application Services team, you will own the performance, quality and cost-efficiency of our AI-based applications, including GenAI/LLM, acting as the organization's go-to expert on AI, including AI models and LLMs in particular. You will ensure our AI platforms run at the frontier of what is technically and economically achievable on our GPU-accelerated infrastructure, on MeluXina and the upcoming MeluXina-AI platform.You will perform deep-tech work, driving optimization of AI inference and development, including model training, fine-tuning, benchmarking and performance engineering, together with championing best practices for customers and across the organization.What your role will consist inResponsibilitiesAI excellence• Optimize the design and deployment of GPU-accelerated AI model inference workloads, maximizing the performance-to-cost ratio for the most demanding AI projects.• Own the deployment and operation of inference engines, with an initial focus on vLLM, TensorRT-LLM and cutting-edge tooling such as NVIDIA Dynamo, Triton and NIMs.• Design and perform LLM fine-tuning to meet the specific needs of MeluXina-AI customers, with attention to performance and model quality.• Design and implement evaluation and benchmarking...

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