Carl Patenaude-poulin
Montreal, Quebec, Canada
Summary
🤩
Rockstar🎓
Top SchoolCarl Patenaude-poulin is a Staff Software Engineer based in Montreal with 11 years of professional experience and a 15-year coding background, known for designing minimally-fussy solutions that drive revenue. He combines deep expertise in distributed systems, cloud infrastructure, developer experience, and full-stack web development with a practical focus on defect reduction through automated testing, model verification, and strong type systems. Carl has repeatedly improved reliability and delivery cadence—reducing test false positives by 80% at Starburst, accelerating releases, and rolling out Kubernetes- and IaC-based platforms as a data engineering lead. He mentors engineers, runs agile ceremonies and interviews, and brings hands-on implementation experience from founding-stage AI products to enterprise data platforms. An active contributor to the TypeScript ecosystem, he strengthened the test suite of the popular zod schema library, and he pursues formal methods and programming language interests in Rust, Coq, and Python.
11 years of coding experience
8 years of employment as a software developer
Diplôme d'études collégiales, Natural Sciences, Diplôme d'études collégiales, Natural Sciences at Collège Lionel-GroulxBachelor of Engineering (B.Eng.), Software Engineering, Bachelor of Engineering (B.Eng.), Software Engineering at McGill University
English, French
Github Skills (12)
unit-testing10
validating10
typescript10
type-inference10
typescripts10
schema-validation10
validation10
validations10
validate10
typescript-types10
test-automation10
testing10
Programming languages (26)
Github contributions (5)
colinhacks/zod
Dec 2020 - Jul 2021
TypeScript-first schema validation with static type inference
Role in this project:
QA Engineer / Test Automation Engineer
QA Engineer / Test Automation EngineerContributions:18 reviews, 8 commits, 7 PRs in 7 months
Contributions summary:Carl primarily focused on improving the test suite for the `zod` library. Their commits addressed asynchronous exception handling in tests, removed unnecessary logging from passing tests, and added comprehensive tests for the `.keyof` method. Furthermore, they updated tests related to object handling and type inference. This work ensures the library's reliability and robustness.
type-safetyzodvalidateruntime-validationvalidation
lilred/dotfiles
Nov 2015 - Jan 2019
Contributions:45 pushes, 3 branches, 4 issues in 3 years 2 months
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