In my career I've led the development of large-scale web platforms, built complex web-based interfaces, grown software engineering teams, and been a mentor to many developers. I enjoy building web applications intended to withstand the test of time, and teaming up with designers, researchers, and product managers in crafting exceptional user experiences.

Technical Skills and Abilities

• Ruby, Ruby on Rails, JavaScript, HTML, CSS, Web APIs (DOM), HTTP
• Relational databases (MySQL), caching (Redis, Memcached), Git, UNIX commands
• API and platform design, software architecture, performance & resiliency, technical writing
• Leadership and management, team building, mentoring, simplifying, building for the long term

Work Experience

1. 2014–2022

   1. Mar 2020–Mar 2022

      Principal Developer, Shopify Inc.

   2. July 2016–Feb 2020

      Senior Development Manager, Shopify Inc.

   3. May 2015–June 2016

      Developer Lead, Shopify Inc.

   4. Jan 2014–Apr 2015

      Software Developer, Shopify Inc.

   Top code contributor to Shopify Core—largest Ruby on Rails app in the world.
   Lead architect of the Online Store platform, Theme Editor, Liquid template language, powering millions of web storefronts and a thriving developer ecosystem.
   Hired 10+ developers, mentored and managed dozens, built two teams from scratch.
   Patent author and speaker at Shopify Unite.

2. 2011–2013

   Freelance Developer, Entrepreneur

   Designed and developed four web apps. Sold code to hundreds of customers.

3. 2010

   Cofounder, Teamly Ltd.

4. 2009

   Solo Founder, Nixint LLC

5. 2008

   Computer Salesman, Fnac

6. 2007

   Tech Blogger and Developer, SICESI SARL

Selected Projects

1. 2013–2019

   DevDocs

   Open source API documentation browser with offline mode and instant search.
   Peaked above 100,000 monthy active users. (Donated to freeCodeCamp.)

2. 2011–2016

   CSSFlow

   Collection of free UI elements and paid UI kits coded with HTML & CSS.
   Responsive website that peaked above 250,000 monthly page views. (Sold.)

3. 2012–2013

   TimePad

   Single-page time-tracking app with REST API and full-featured offline mode.

4. 2011

   Socially

   Private social network with real-time group messaging, home feed, lists…

5. 2011

   AtFamily

   Private social network for families with instant messaging, events, photos…

6. 2010

   Teamly

   Priority management app with team hierarchy, permissions, charts, reports…
   

7. 2010

   Teamly Chat

   Collaboration app with real-time chat, task & file sharing, mentions, search…
   

8. 2009

   Widea

   Idea management app with inline editing, PDF exports, sharing, activity feed…
   

Education

1. 2009

   DEUG in Mathematics and Computer Science

   Paul Cézanne University (2-year undergraduate degree; dropped out in 3rd year)