Years of experience: 18

United StatesITDatabase DeveloperML EngineerData ScientistData Engineer

Trust Score

Exceptionally trusted; proven professional excellence.

80%
Andrew's Career Path
Lead Efficiency Data EngineerFeb. 2019 -
Feb. 2025
MetaLead Efficiency Data Engineer
Greater Seattle Area* Project lead to improve "freshness" of data to ML models, saving $500M/year in 2023. Mapped and priority ranked all 20,000+ critical paths for data flows to ML training, and drove effort to improve reliability and performance of these data flows. * Migrated 2.5 million cpu-days and 440 PB worth of daily data warehouse workload from Hive from Data Warehouse to Spark and/or Presto. Saved $20m...
Contract Data Engineer at FacebookJul. 2018 -
Feb. 2019
VertisystemContract Data Engineer at Facebook
Seattle, WashingtonImprove the execution of Hive data pipelines moving trillions of records, petabytes of data, and migrate them to run using more modern engines like Spark or Presto. In the first two months, saved almost 2000 CPU-days/day equating to ~ $1.5 million saved per year, and directed pipeline owners where possible on how to self-migrate, saving even more. Applied data science skills to drive work whe...
Contract Data Engineer and Data ScientistApr. 2018 -
Jul. 2018
Apex SystemsContract Data Engineer and Data Scientist
Seattle, WAAdvancing oversight capability of Amazon Pets group through the use of advanced analytics, data analysis, predictive modelling to optimize various supply chain costs, promote in-stock metrics, and understanding parity with competitors.

Andrew's Posts

  • About

    • 20+ years mastering SQL • Expert in data warehousing • Proven process efficiency enhancements

  • Cases & Experiences

    • Currently no case studies available

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    • We help with tech mentorship

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