Chris Kellendonk
Software Developer IV at PagerDuty
Old Toronto, Ontario, Canada
Summary
👤
Senior🎓
Top SchoolChris Kellendonk is a pragmatic full-stack software developer with 11 years of experience building user-focused web applications and backend systems, currently a Software Developer IV at PagerDuty in Toronto. He excels at solving hard problems and crafting polished, usable solutions—evidenced by contributions to the MarkUs grading platform where he improved grade-entry UX, refactored grade calculations, and strengthened unit tests. His background spans startups and consulting roles where rapid adaptation and client-facing requirements gathering honed his ability to translate business needs into reliable software. Comfortable across front-end and server-side concerns, he brings a track record of turning complex workflows into intuitive interfaces and maintainable code.
11 years of coding experience
14 years of employment as a software developer
Honours Bachelor of Science (B.Sc.) Computer Science (Co-op), Honours Bachelor of Science (B.Sc.) Computer Science (Co-op) at Brock University
English, elixir, clojure
Stackoverflow
916reputation
63kreached
16answers
17questions
Github Skills (16)
javascript10
ruby-rails9
ruby9
rails9
activerecord9
testing8
css7
html7
camera6
cabal6
ios6
cocoa-touch6
android6
compilation6
haskell6
Programming languages (8)
Github contributions (5)
MarkUsProject/Markus
Sep 2014 - Dec 2014
Git repository of MarkUs
Role in this project:
Full-stack Developer
Full-stack DeveloperContributions:54 commits in 2 months
Contributions summary:Chris primarily focused on enhancing the front-end and backend features related to the grade entry forms within the MarkUs repository. They implemented visual feedback mechanisms, updating the user interface to highlight grade changes and errors. Furthermore, the user refactored the grade totals calculation to implicitly manage total grades. They also updated unit tests to verify the correctness of the grade calculations.
git-repositorymarkdownmarkus
chriskdon/homebrew-core
Aug 2023 - Feb 2025
🍻 Default formulae for the missing package manager for macOS (or Linux)
Contributions:2 PRs, 9 pushes, 4 branches in 1 year 5 months
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