Salah Zaiem is a Senior Research Scientist based in Paris with nine years of experience at the intersection of speech and audio-visual machine learning. He progressed from PhD work and internships at Inria, Google Research, and Mila to research roles at DeepMind, where he now leads audio-visual generation efforts. His contributions to the SpeechBrain open-source toolkit—implementing downsampling strategies, CTC support, and efficiency fixes—show practical expertise in PyTorch-based ASR pipelines and model optimization. Trained at École Polytechnique and ENS Paris-Saclay in machine learning and data science, he combines strong theoretical foundations with hands-on engineering. Outside core research he has applied technical and communication skills in diverse settings, from building chatbot platforms to managing large student events, reflecting an ability to translate research into real-world impact. Colleagues would note his blend of rigorous research, production-oriented contributions, and a knack for improving model efficiency that isn’t obvious from publications alone.
9 years of coding experience
4 years of employment as a software developer
Ingénieur Polytechnicien Majoring in Data Science, Ingénieur Polytechnicien Majoring in Data Science at École Polytechnique
Tunisian Baccalaureate, Tunisian Baccalaureate at Lycée pilote de l'Ariana
Preparatory classes for the highly competitive entrance in French Engineering Schools, Preparatory classes for the highly competitive entrance in French Engineering Schools at Lycée Pierre de Fermat
Contributions:4 reviews, 7 PRs, 7 comments in 2 years 4 months
Contributions summary:Salah's primary contribution involved adding and refining downsampling code for an Automatic Speech Recognition (ASR) system built on PyTorch. They implemented various downsampling techniques, including convolutional and signal-based approaches, which suggests efforts to optimize the input audio processing pipeline. Further commits focused on correcting bugs, particularly related to the computation of MACs, which is often used for model efficiency analysis, as well as correcting indentation and flake8 errors. The user also added CTC code for the ASR and made additional minor improvements.
Contributions:35 pushes, 2 branches in 1 year 9 months
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Salah Zaiem - Senior Research Scientist at Google DeepMind