Bryan Johns is a mathematician and engineer currently working as a Staff Machine Learning Engineer at Mozilla since 2025. Previously, they served as a Senior Machine Learning Engineer at Databook, where they developed various NLP solutions and fine-tuned machine learning models. Bryan also held positions at Accenture as a Principal Data Scientist and at American Express as a Data Scientist, focusing on predictive analytics and algorithm development. They earned a Doctor of Philosophy (Ph.D.) in Mathematics from the University at Buffalo in 2013, along with an M.A. in Mathematics from the same institution.
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