Alex Feghhi
Machine Learning Engineer @Jumbula
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WORK HISTORY
Machine Learning Engineer @Jumbula
San Mateo, CA, US
Architected NLP software to generate email drafts and promotional content for Jumbula users, leveraging transformer-based language models with prompt-engineering techniques Developed and executed A/B tests using statistical modeling (e.g, t-tests, Bayesian inference) to evaluate marketing channel effectiveness.Utilized Python and SQL for data collection, cleaning, and EDA to track key marketing KPIs (CTR, CVR, CAC, ROAS).Built interactive Tableau dashboards to monitor marketing channel performance with automated weekly reports for executive stakeholders.Identified and optimized the highest-performing marketing channel, leading to a 25% increase in conversion rates, 15% reduction in CAC, and a 20% boost in ROI.
EDUCATION
Foothill College
Associate's degree
San Francisco State University
Master of Science - MS, Statistical Data Science
University of California, Santa Cruz
Bachelor of Science - BS, Cognitive Science
ABOUT ALEX FEGHHI
Current Data Scientist @ Jumbula, former NASA Research Assistant, totaling 3 years of…
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