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Work Experience
Senior Data Scientist
Chegg• July 2018 - July 2021
Designed the PostgreSQL data model for Chegg's flashcard line-of-business Wrote Java application code using Spring Boot Worked extensively with Docker and GitLab CI/CD Built Machine Learning (ML) applications to classify images by quality, detect honor code violations in student submissions, and impose semantic structure onto expert answer submissions As a GraphQL Champion, was responsible for GraphQL adoption, education, evangelizing, architecture, and governance in a far-flung collaboration across all levels of the organization Gave presentations, ran office hours, and wrote documentation for Chegg's GraphQL adoption In the vanguard of Chegg's Technology Radar, evaluating and evangelizing for tools like Hasura, Dask, SageMaker, DVC, and Pachyderm
Senior Database Engineer
StudyBlue• January 2018 - July 2018
Optimized PostgreSQL database back-end to achieve greater quality and performance Drove the adoption of VividCortex (now SolarWinds) database performance monitoring tool Wrote Java back-end application code for StudyBlue's micro-services Collaborated extensively with the business organization to deliver data products and insights
Cloud Infrastructure Engineer
Guidewire Software• January 2016 - November 2016
Adapted Guidewire's software to become cloud native on AWS Wrote core Java application code for Guidewire's insurance industry back-office suite
Senior Data Warehouse Engineer
SAY Media• October 2013 - January 2016
Built data ingestion Extract Transformation and Load (ETL) infrastructure using AWS Data Pipeline, Apache Airflow, Apache Hadoop, and Apache Hive Drove AWS Redshift adoption for the data warehouse Wrote core Python application code for SayMedia's online publishing platform
Education
Michigan State University
Astrophysics, PhD• August 2005 - December 2012
University of Colorado
Aerospace Engineering, MS• August 1994 - May 1996
Michigan State University
Astrophysics, BS• September 1989 - June 1993