Steven Fontanella
Software Engineer at Google
San Francisco, California, United States
Summary
🤩
Rockstar🎓
Top SchoolSteven Fontanella is a software engineer with nine years of experience building reliable systems at major tech companies, currently at Google in San Francisco. His background spans roles at Microsoft and internships across Amazon and research labs, combining production engineering with academic research in NLP and additive manufacturing from Penn State. He contributes to open-source language tooling—having improved parsing, grammar, and pattern-matching support in the Koka functional language compiler—reflecting a knack for compilers and language design. Comfortable across backend systems and research code, he brings a pragmatic blend of theory-informed engineering and hands-on implementation to complex problems.
9 years of coding experience
3 years of employment as a software developer
BS, Computer Science, BS, Computer Science at Penn State University
Stackoverflow
764reputation
11kreached
15answers
1question
Github Skills (11)
parserator10
compiler10
parser10
compiler-compiler10
haskell8
git6
async-await6
io6
git-add6
python6
scikit-learn6
Programming languages (4)
Github contributions (5)
koka-lang/koka
Apr 2021 - Feb 2022
Koka language compiler and interpreter
Role in this project:
Back-end Developer
Back-end DeveloperContributions:1 review, 115 commits, 1 PR in 10 months
Contributions summary:Steven primarily focused on the Koka language compiler and interpreter, making changes to the syntax and parsing components. Their work included removing parser state, adding show instances for syntax types, updating the grammar, and implementing pattern matches in parameters. The user also contributed to trace methods and fixes within the codebase.
effect-handlershaskellcompilerparser-generatoralgebraic-effects
stevenfontanella/HideHN
Sep 2019 - Jul 2021
Contributions:1 release, 2 pushes, 2 tags in 1 year 10 months
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