Shayna Howitt

Data Scientist at Signifyd
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Contact Information
us****@****om
(386) 825-5501
Location
Las Vegas, Nevada, United States, US

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Experience

    • United States
    • Software Development
    • 400 - 500 Employee
    • Data Scientist
      • Mar 2022 - Present

    • United States
    • Software Development
    • 300 - 400 Employee
    • Data Scientist
      • Aug 2020 - Mar 2022

      - First and lead data scientist at SingleStore. - Build machine learning models that provide insight into user behavior. Identified fraudulent user group, which led to a 20% reduction in fraudulent free trials. Projects include classifying 350M+ query statements and clustering 50K+ users based on web/product engagement. - Collaborate with data engineering team to productionize end-to-end ETL processes for new data sources using custom pipelines and procedures. - Use SQL and Python to… Show more - First and lead data scientist at SingleStore. - Build machine learning models that provide insight into user behavior. Identified fraudulent user group, which led to a 20% reduction in fraudulent free trials. Projects include classifying 350M+ query statements and clustering 50K+ users based on web/product engagement. - Collaborate with data engineering team to productionize end-to-end ETL processes for new data sources using custom pipelines and procedures. - Use SQL and Python to design and implement custom metrics that guide growth strategy. Show less

    • United States
    • Software Development
    • 1 - 100 Employee
    • Data Scientist
      • Oct 2019 - Apr 2020

      San Diego - Doubled the accuracy of models used to predict the industry of more than 4 million companies with BERT embeddings. - Implemented a PyTorch distilBERT model and automated quality checks on training data. - Developed a framework with Dask to evaluate a Word2Vec (W2V) based lookalike model. Identified and resolved three breaking bugs with data collection and W2V implementation. - Spearheaded the evaluation of LeadCrunch’s data coverage and accuracy, leading to the resolution of… Show more - Doubled the accuracy of models used to predict the industry of more than 4 million companies with BERT embeddings. - Implemented a PyTorch distilBERT model and automated quality checks on training data. - Developed a framework with Dask to evaluate a Word2Vec (W2V) based lookalike model. Identified and resolved three breaking bugs with data collection and W2V implementation. - Spearheaded the evaluation of LeadCrunch’s data coverage and accuracy, leading to the resolution of major flaws in webscrape processing.

    • Data Analyst
      • Nov 2018 - Oct 2019

      - Built a pipeline to monitor LeadCrunch's KPIs with data from MongoDb and Redshift data warehouses. Created two interactive dashboards for executives using HoloViews and Panel. - Worked as an embedded consultant in a major client’s office to fine tune models in real time.

    • Client Success Manager
      • Nov 2017 - Nov 2018

      San Diego - Technical liaison between customers and the internal data science team. - Managed digital marketing campaigns for 20+ enterprise customers each month

    • Legislative Action Coordinator
      • Jun 2016 - Jun 2017

      Los Angeles - Strategically recruited and trained volunteers for legislative advocacy work. - Organized a legislative agenda with an interfaith coalition across California.

    • United States
    • Higher Education
    • 700 & Above Employee
    • Senior Research Apprentice
      • Jan 2015 - Aug 2015

      - Analyzed the performance of unconventional pricing schemes using data from weekly field studies. - Instructed novice researchers on the development of unbiased data acquisition tools.

Education

  • University of California, Berkeley
    Bachelor of Arts (B.A.)
    2012 - 2015

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