Francesco Parisio is a Staff Engineer based in Berlin who specializes in scaling distributed AI systems across thousands of NVIDIA GPUs, optimizing training, fine-tuning and inference for frontier LLMs and real-world products. With a PhD from EPFL and a decade of scientific computing experience, he blends academic rigor with hands-on production engineering to achieve large gains in throughput, latency and cost (e.g., 10x finetuning speedups and MFU >40% on 1000+ H100 clusters). He has built datacenter-scale inference stacks for >700B-parameter models, designed fault-tolerant architectures across Blackwell and Hopper generations, and led teams shipping satellite-AI and computer vision products. His background in applied physics and HPC informs deep expertise in NCCL profiling, DeepSpeed ZeRO-3, Ray/Kubernetes orchestration and GPU performance tuning. Known for turning complex research into operational systems, he also holds a track record of grant-funded research and international speaking engagements that reflect a non-linear career path bridging science and production.
9 years of coding experience
12 years of employment as a software developer
Ph.D., Computational Mechanics, Ph.D., Computational Mechanics at EPFL
Master Degree, Civil Engineering, Master Degree, Civil Engineering at Politecnico di Torino
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Francesco Parisio - Staff Engineer at Deutsche Telekom