Kevin Sylvestre
Freelance Software Engineer at Self
Vancouver, British Columbia, Canada
Summary
👤
Senior🎓
Top SchoolKevin Sylvestre is a Vancouver-based freelance software engineer with 15 years of experience building mobile and web products, specializing in Ruby on Rails, Swift, React/TypeScript, GraphQL, and Postgres. He has led engineering teams (Director of Engineering at Clutter) and shipped consumer-facing apps and APIs at scale, including an iOS app featured by Apple and Rails APIs serving millions of users. Comfortable across the full stack, Kevin pairs backend optimization and database tuning with polished front-end work—his open-source contributions include front-end UX refinements for drag-and-drop grid tooling. As a long-time freelancer he blends hands-on implementation with product-focused design, routinely working with RSpec, Apollo, and modern JS tooling. Notably, his work has been highlighted in platform spotlights (Facebook and Apple) and he has experience turning prototypes into high-traffic production systems.
15 years of coding experience
14 years of employment as a software developer
Honours Bachelor of Computer Science, Computer Science, Honours Bachelor of Computer Science, Computer Science at University of Waterloo
English
Stackoverflow
37,603reputation
5.2mreached
399answers
248questions
sinatra
top-5%
ruby
top-5%
apple-push-notifications
top-5%
java
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image
top-5%
cocoa-touch
top-5%
Github Skills (31)
javascript10
coffeescript10
jquery10
css10
drag-and-drop10
drag10
user-interface10
front-end-development10
csv10
iphone10
ruby-on-rails10
image9
ios9
objective-c9
push-notifications9
Programming languages (17)
Github contributions (5)
ksylvest/jquery-gridly
Jun 2013 - Jun 2020
Gridly is a jQuery plugin to enable dragging and dropping as well as resizing on a grid.
Role in this project:
Front-end Developer
Front-end DeveloperContributions:95 commits, 10 PRs, 19 pushes in 7 years 1 month
Contributions summary:Kevin primarily contributed to the front-end development of the "jquery-gridly" project, as evidenced by code modifications in JavaScript, CoffeeScript, HTML, and CSS files. Their work included refactoring assets, implementing drag-and-drop functionality, and integrating styling for visual enhancements. They also focused on addressing bug fixes, and overall refinement of the user interface, as is clear from the CSS transitions and addition of delete functionalities.
draggingjqueryjavascriptjquery-plugingrid
ksylvest/jquery-observer
Jun 2011 - Jul 2015
Contributions:41 commits, 5 PRs, 3 pushes in 4 years 2 months
observingjquery-pluginjquerychanges
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