Corey Johns
Portland, Oregon, United States
Summary
👤
Senior🎓
Top SchoolCorey Johns is a Staff Software Engineer based in Portland, Oregon, with 12 years of experience building and scaling full-stack systems for education and productivity platforms. He blends functional programming (Haskell), TypeScript frontends, and NixOS-driven infrastructure to solve platform engineering and observability challenges. At Freckle he helped evolve an early-stage product into a platform serving millions, leading migrations from Flow to TypeScript, monolith-to-services, and introducing Kafka-backed stream processing to decouple heavy computation. He’s pragmatic about delivery—improving CI/CD, GitOps, and monitoring while mentoring teams and improving onboarding. Now at Lob, he continues to focus on scalable infrastructure and developer experience, bringing a hands-on mix of backend, frontend, and ops expertise. Off the resume, he describes his approach simply as “I’m trying my best,” reflecting a pragmatic, iterative engineering mindset.
12 years of coding experience
11 years of employment as a software developer
Bachelor of Science (B.S.), Electrical and Computer Engineering, Bachelor of Science (B.S.), Electrical and Computer Engineering at Florida State University
Stackoverflow
177reputation
53kreached
9answers
5questions
Github Skills (200)
junit-test10
menu10
sudo10
servant10
mongoose10
javascript10
shiny10
linux10
flow-based-programming10
reimplementation10
cli10
facebook-messenger10
dataflow-programming10
react-dnd10
macos10
Programming languages (15)
Github contributions (5)
stackptr/dotfiles
Aug 2017 - Jan 2024
Contributions:74 pushes, 2 branches in 6 years 6 months
freckle/parser-js
Apr 2022 - Mar 2025
One that parses
Contributions:7 releases, 5 reviews, 16 PRs in 2 years 11 months
abstract-syntax-treeacornecmascriptparserghvm-managed
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