holding my breath
Founding engineer for Responsible Machine Learning, working across ML teams at Stripe to decrease systemic barriers to economic participation and equalize access to the internet economy.
Optimizing how payments are presented to card networks to maximize authorization rates while controlling impacts on costs and fraud.
Founding manager of the Merchant Forecasting team, focussing on merchant-level loss prevention.
Transaction fraud modeling (Radar product), merchant fraud modeling, card testing detection.
Recommendation systems to match clients with expert consultants.
Studying the early universe using light from distant quasars.
My experience includes: python (tensorflow, scipy, numpy, pandas, sklearn, jupyter), ruby, scala (spark, scalding), SQL, decision theory, machine learning, Bayesian inference (probabilistic data analysis), Markov chain Monte-Carlo algorithms (MCMC), data visualization (Matplotlib, d3, ggplot).