Top 5%
Calvin G.


293 dollar
10 ans
Toronto, CANADA

Why I'm Top 5%

  • 10 years of industry experience
Learn how we hire

Mon expérience

Self-employedNovember 2019 - Présent

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Upwork - FreelanceJanuary 2015 - September 2019

- Implemented long tasks running in the background.
- Created recurring events schedules and management.
- Increased database performance.
- Built drag-n-drop management of homepage blocks.
- Implemented reusable search components and used them to search and filter multiple types of records.

Technologies: React, Meteor, Mongo, Node, Vue
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Toptal - FreelanceJanuary 2015 - November 2018

- Led major product pivot by re-architecting, planning, hiring for, and managing the entire development process of 11+ direct reports.
- Managed the product from idea to launch of Android, iOS, and web apps in three months. The apps and platform currently have thousands of users per day performing critical rental tasks including lease applications, rent payments, and maintenance requests.
- Reduced development effort by 30% by re-architecting the product using 100% JavaScript (Node.js, React, and React Native), where every engineer is a full-stack one and can work on any portion of the system.

Technologies: Architecture, React Native, React, Node.js, PostgreSQL
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Royal Roads University - FreelanceApril 2017 - November 2017

- Created education methodic. Created lectures for fast key aspects understanding. Structured programming knowledge.
- Approved communication and ation skills. Learned to transfer thoughts and ideas to students.
- Learned mentoring and 1-to-1 education process.
- Trained students to be best at programming, by results of final exams.

- Got 5 students for scientific advisory (~2 students per year) as a result of good training methodology acceptance.

Technologies: C, C++, Java, HTML, CSS, JavaScript (React, Vue), OOP, Git, Network Programming
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Self Employed - FreelanceApril 2013 - February 2016

- Created an API to integrate the ShoutEm platform with eZ Publish CMS.
- Worked with eZ Publish CMS internals for better tailoring of content to ShoutEm users.
- Gained significant experience with the eZ Publish CMS and ShoutEm API.

Technologies: PHP, JavaScript
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Devolve - FreelanceMay 2012 - February 2013

- Did advanced JavaScript functional programming.
- Designed a MongoDB database.
- Created single-page apps with Backbone.js and Ember.js.
- Developed software using RESTful APIs with Node.js and Express.js.
- Handled JavaScript UX framework prototyping.

Technologies: JavaScript, HTML5, MongoDB, Node.js, Express.js, Backbone.js

Mes compétences

Vue.js, TypeScript, Sass, Ruby on Rails, React.js, React Native, Node.js, Laravel, JavaScript, HTML5, Git, CSS, Cloud Computing, Bootstrap, AWS, Angular