Calvin Kessler
Lead Data Engineer
Chicago, Illinois, United States
Summary
👤
Senior🎓
Top SchoolCalvin Kessler is a lead data engineer based in Chicago with a decade of experience architecting scalable data platforms across on-prem and cloud environments. He led the design of Databricks-driven pipelines at Epsilon, delivering high-volume 2nd/3rd party DMP audiences with automated deployment and CI/CD, slashing delivery time by roughly 3-4 days and boosting stability. Previously, he migrated data pipelines from on-prem to AWS using Kafka Connect and Databricks, and at Conversant he refined Spark jobs, built ETL tooling, and delivered end-to-end dashboards for monitoring. He combines deep hands-on data engineering with a strategic view on the intersection of GenAI and data platforms, aiming to build smarter infrastructure that unlocks scalable AI workloads. Outside work, he pursues music, Brazilian jiu-jitsu, haiku writing, and indoor plant care, bringing a curious and disciplined mindset to problem solving. Based in the Midwest with an economics background, he values measurable impact and cross-functional collaboration.
10 years of coding experience
2 years of employment as a software developer
College of DuPageUniversity of Illinois Urbana-ChampaignMetea Valley High School
Stackoverflow
31reputation
169reached
1answer
1question
Github Skills (31)
docker6
scala6
apache-spark6
hadoop-yarn6
jupyter6
stat5
entities5
player4
dnd-tools4
nodejs4
quake4
rpg4
persistent4
dialogue-systems3
node-js3
Programming languages (3)
Github contributions (5)
akkessler/akkessler.github.io
Nov 2016 - Aug 2017
Contributions:2 PRs, 14 pushes, 2 branches in 9 months
andykessler/CharacterStats
Jun 2018 - Feb 2019
Unity attribute/stat system for RPG characters.
Contributions:2 PRs, 29 pushes, 5 branches in 7 months
unity-attributerpgstatgame-developmentdialogue-systems
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