Cory Derringer

coryderringer@proton.me	coryderringer.com
	github.com/coryderringer

Data Engineer / Software Engineer with experience owning production data pipelines in distributed systems. Known for root-cause analysis, safe schema evolution (backfills/migrations), and shipping durable fixes for customer-impacting issues in large, shared codebases.

Experience

Arcadia Solutions - Pittsburgh, PA

Data Engineer (January 2024 - Present)

Associate Data Engineer (May 2022 – January 2024)

Data Integration Analyst (June 2020 – May 2022)

Diagnosed and fixed customer-impacting production issues across the customer → Arcadia data pipeline
Traced data lineage from raw form to final output to ensure accuracy and referential integrity
Point person for issues found during monthly data integrity checks
Refactored and improved transforms to better align with Arcadia’s data models
Improved maintainability by simplifying transform logic and documenting conventions for future work

University of Pittsburgh School of Pharmacy - Pittsburgh, PA

Scientific Data Analyst (July 2019 – June 2020)

Cleaned and organized healthcare data from 46 Opioid Use Disorder treatment centers using R
Analyzed and visualized healthcare data using R and ggplot
Created and distributed regular data reports for non-technical healthcare audiences
Improved efficiency and readability of existing data analysis scripts

University of Pittsburgh Psychology Department - Pittsburgh, PA

Graduate Student Researcher (August 2014 – June 2019)

Built/modified statistical models to test theories of causal learning
Organized, visualized, and analyzed data using R’s tidyverse suite of packages
Presented a data visualization workshop for the Cognitive Psychology program at Pitt
Extensive teaching experience: Research Methods, Intro to Psychology, Cognitive Psychology

Data Science/Technical Skills and Experience

Python, SQL, Spark SQL, Scala
AWS (S3, Athena, Cassandra), NiFi, Zeppelin
Git/GitHub
R (dplyr, ggplot2, R Markdown)

Education

PhD Cognitive Psychology - University of Pittsburgh (2019)

MS Experimental Psychology - Missouri State University (2014)

BA Psychology & Sociology - University of Northern Iowa (2012)