Sander Verdonschot
Staff Production Engineer at Shopify
Ottawa, Ontario, Canada
Summary
🤩
Rockstar🎓
Top SchoolSander Verdonschot is a Staff Production Engineer in Ottawa with 10 years of experience building and scaling backend systems, currently maintaining Shopify’s background job infrastructure that handles millions of jobs per minute. He brings deep Ruby on Rails expertise—contributing to the Rails Active Job system to enable multi-job enqueuing, custom queue adapter names, and improved cache and logging behavior. His background includes a PhD in Computer Science and several academic teaching and research roles, giving him strong foundations in algorithms and systems thinking. Colleagues rely on him for performance-driven refactors and pragmatic solutions that keep large monoliths reliable at scale. An uncommon strength is his blend of production-scale ops experience with rigorous academic training, enabling both careful reasoning and hands-on impact.
10 years of coding experience
5 years of employment as a software developer
VWO, Profiel Natuur, Wetenschap en Techniek, VWO, Profiel Natuur, Wetenschap en Techniek at Philips van Horne SG WeertMSc, Computer Science, MSc, Computer Science at Eindhoven University of TechnologyPhD, Computer Science, PhD, Computer Science at Carleton University
English, Dutch
Github Skills (14)
activeobjects10
activesupport10
activejdbc10
activeperl10
rails10
active-object10
ruby-rails10
sidekiq10
activex10
ruby10
testing9
web-framework8
app-framework8
activerecord8
Programming languages (5)
Github contributions (5)
rails/rails
Mar 2018 - Feb 2025
Ruby on Rails
Role in this project:
Back-end Developer
Back-end DeveloperContributions:5 reviews, 7 PRs, 19 comments in 7 years
Contributions summary:Sander primarily focused on enhancing the Active Job framework within the Ruby on Rails repository. Their contributions include adding functionality to enqueue multiple jobs efficiently and improving the name extraction process for queue adapters. The user also added a feature to allow custom queue adapter names. They made consistent changes to the cache store and refactored the logging messages.
ruby-on-railsrailsframeworkrubymvc
Mangara/puzzles
Jun 2020 - Aug 2023
Contributions:42 pushes, 1 branch in 3 years 2 months
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