Bryan Johnson is a full-stack machine learning engineer with a strong background in system design and implementation. They served as a Principal Machine Learning Engineer at Workday from 2019 to 2025, where they built systems for detecting anomalies in employee spending and led data science initiatives for an expense report anomaly detection product. Previously, they held positions at Berkshire Hathaway Homestate Companies and Oracle Data Cloud, focusing on actuarial modeling, fraud detection, and large-scale data systems. Currently, they work as a Staff Machine Learning Engineer at Guidewire Software. Bryan holds a Master's and Bachelor's degree in Mathematics from the University of Nebraska at Omaha.
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