Greg Chabala
Senior Software Engineer In Test at CME Group
Lyons, Illinois, United States
Summary
👤
Senior🎓
Top SchoolGreg Chabala is a Senior Software Engineer in Test with 12 years of experience building and validating robust Java and Scala systems, now contributing to CME Group. His background spans low-latency trading systems, FIX integrations, and cloud CRM/accounting platforms for financial services, with hands-on work in microservices, unit testing, TDD, and CI automation. He’s comfortable across the stack—designing HATEOAS REST APIs, implementing Drools/ANTLR-based calculators, and optimizing post-trade data pipelines—bringing both developer and QA mindsets to production reliability. A proponent of pair programming and test-driven development, Greg blends rigorous engineering practices with practical delivery experience in regulated, high-throughput environments. Based in Lyons, Illinois, he pairs domain knowledge of futures and market data with a steady focus on automation and maintainability that reduces operational risk.
12 years of coding experience
9 years of employment as a software developer
Lyons Township High SchoolBachelor of Science Computer Science, Bachelor of Science Computer Science at Southern Illinois University Edwardsville
Stackoverflow
1,139reputation
156kreached
17answers
4questions
Github Skills (200)
cpython10
python10
ruby10
automation10
automation-framework10
javascript10
webdriver10
ecosystem10
dotnet10
browser10
browser-automation10
rust10
java10
version-control10
selenium10
Programming languages (15)
Github contributions (5)
chabala/brick-control-lab
Jun 2016 - Oct 2024
Contributions:47 PRs, 123 pushes, 54 branches in 8 years 5 months
mindstormslegocontrollingcontrol-labdacta
chabala/javabubble
Nov 2022 - Dec 2024
Backup list for my friendly Java bubble
Contributions:1 PR, 15 pushes, 11 branches in 2 years 1 month
javabubblebackup
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