Jakub Kaplan

About Jakub Kaplan

Senior/Staff-level Software Engineer specializing in large-scale distributed systems in causal inference / machine learning. Built new experiment analysis platform at Weblab, Amazon\'s central A/B testing team. 9+ years of engineering experience, 4 years of product management experience. Passionate about learning new science and building science-based systems and products at scale, as well as mentoring engineers and partnering with scientists.Developed distributed linear algebra algorithm in PySpark for fitting batches of linear regressions efficiently via Ordinary Least Squares (OLS). This enabled Weblab to (a) reduce the time to calculate covariate-adjusted impact estimates by 50-99%(depending on the use case) and (b) remove the previous scaling limit of several hundred million units.

Experience

1. Senior Software Engineer

   Amazon

   Oct 2021 — Present · Seattle, WA, US

   I work as a senior software engineer in Amazon\'s A/B experiment analysis team (Weblab)- building systems for prototyping, evaluation and operation at scale of new causal inference models for experiments running across all of Amazon.

Education

• University of Cambridge

  MA Hons, Computer Science

  2008 — 2011

• INSEAD

  Master of Business Administration (MBA), With Distinction

  2017 — 2017

Skills

• Finance
• Data Analysis
• Trading
• Rates
• Problem Solving
• Fixed Income
• Venture Capital
• Strategy
• Volatility
• Performance Based Marketing
• Options
• Ad Tech
• Financial Modeling
• Computer Science
• Derivatives
• Machine Learning
• Product Management
• Algorithms
• Software Development
• Hedge Funds
• Emerging Markets