Zaid Zawaideh
Fractional CTO at Self-employed
Old Toronto, Ontario, Canada
Summary
👤
Senior🎓
Top SchoolZaid Zawaideh is a seasoned engineering leader and Fractional CTO with 15 years of experience scaling product teams and systems from startup to enterprise. He has repeatedly built high-performing, diverse engineering organizations—most notably growing Wrapbook’s team from 5 to 110 in under two years while driving a shift from biweekly releases to 30+ daily deploys and cutting infra costs by over 60% via a Heroku-to-Kubernetes migration. A former GitHub manager and founder of Sandglaz, he combines hands-on backend chops (including Rails DB work for experimentation tooling) with strategic product delivery, architecture and inclusive leadership. Zaid excels at establishing decision frameworks, autonomous teams and operational practices that let companies innovate quickly without sacrificing reliability. He prefers working with founders to lay the technical and cultural foundations needed for rapid, sustainable scale.
15 years of coding experience
15 years of employment as a software developer
M.Sc Computer Science, M.Sc Computer Science at McGill University
English, Arabic, French
Stackoverflow
2,021reputation
367kreached
65answers
9questions
reporting-services
top-5%
Github Skills (16)
database-migrations10
activerecord10
ruby-rails10
database-migration10
rails10
ruby10
reporting-services9
ab-testing9
abtest9
sql8
git6
version-control6
capistrano6
devise6
php6
Programming languages (4)
Github contributions (5)
assaf/vanity
Jul 2011 - Nov 2011
Experiment Driven Development for Ruby
Role in this project:
Back-end Developer
Back-end DeveloperContributions:8 commits in 3 months
Contributions summary:Zaid contributed to the backend of the project, focusing on database migrations and Active Record adapter integration. They created database tables to support experiment tracking. They also refactored code to remove schema definition and corrected an existing issue by converting a parameter to a symbol. These changes indicate a good understanding of Ruby on Rails and database management within the context of A/B testing.
railsruby
Sandglaz/sandglaz.github.io
Feb 2018 - Mar 2025
Contributions:3 PRs, 16 pushes, 2 branches in 7 years 1 month
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