Kamil Tusznio

Kamil Tusznio

Kitchener, Canada
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Kamil Tusznio

Kamil Tusznio

Kitchener, Canada
Member since October 28, 2014
Kamil is a full-stack developer who builds outstanding products for early-stage startups, helping them drive their business and delight their users. He prides himself on completing projects on time and on budget, with clear and no-hassle communication throughout.
Kamil is now available for hire
Portfolio
Experience
  • JavaScript, 8 years
  • Ruby, 4 years
  • Ruby on Rails, 4 years
  • Backbone.js, 2 years
  • React.js, 1 year
  • Git, 4 years
  • RxJava, 1 year
  • PostgreSQL, 4 years
Kitchener, Canada
Availability
Part-time
Preferred Environment
OS X, Vim, Git
The most amazing...
...things I've built include most of what you see over at www.threadflip.com. The side project I'm most proud of is www.myminutesapp.com, which I sold.
Employment
  • Freelance Developer/CEO
    Earlier Labs, Inc.
    2015 - PRESENT
    • Completed projects for early-stage startup clients.
    Technologies: Go, JavaScript, Ruby on Rails
  • Software Engineer
    Threadflip
    2012 - 2014
    • Architected and implemented a site re­design and front­end architecture, improving site performance, company brand, and revenue.
    • Architected and implemented an end­-to-­end system to submit, accept, and negotiate offers on items, resulting in significant revenue lift.
    • Spearheaded and developed m.threadflip.com from scratch in six weeks, improving the mobile experience for users and creating a new revenue stream.
    • Designed and implemented the system for inventory smart pricing in a Rails back­-end, resulting in significant revenue lift.
    • Implemented and maintained Android features (search, closet pages, design overhaul).
    • Designed and implemented the system for a feed web service in Node.js and PostgreSQL (later migrated to Redis), resulting in large lift in user engagement.
    • Conducted an overhaul of the customer service team’s admin interface, enabling them to handle an influx of orders on Black Friday and during the holiday season.
    • Integrated PayPal checkout.
    • Mentored and shared knowledge with team members.
    Technologies: Ruby on Rails, Android, Node.js
  • Software Developer
    Shopify
    2011 - 2012
    • Developed a JavaScript framework on Batman.js. Implemented association support and various other features.
    • Worked on a second major version of the Shopify admin interface, implemented using Batman.js and Rails.
    Technologies: Ruby on Rails, JavaScript, Batman.js
  • Software Engineer
    Causes
    2010 - 2011
    • Led the development team for the Click For Charity and Give A Minute products that enabled users to complete activities that earned money for charity.
    • Led the development team on a special Valentine’s Day product that allowed users to buy flowers and chocolates through Causes to earn money for one of five selected charities.
    • Designed and implemented a JavaScript API to integrate ad provider inventory.
    Technologies: Ruby on Rails, JavaScript
Experience
  • Threadflip Redesign (Development)
    http://www.threadflip.com

    I re-architected the web front-end and implemented new site design, improving the site performance, company brand, and revenue.

  • My Minutes (Development)
    http://www.myminutesapp.com

    Built to help me learn iOS. I launched it in the App Store and sold it a year later after attracting over 10k downloads.

Skills
  • Languages
    HTML5, Haml, Ruby, JavaScript, SASS, Java, Go
  • Frameworks
    Ruby on Rails, Twitter Bootstrap, Dagger
  • Libraries/APIs
    Backbone.js, jQuery, React.js, Stripe, Retrofit, RxJava, Node.js, PayPal API, Facebook API
  • Tools
    Git, Vim, Android Studio
  • Paradigms
    Agile Software Development, Functional programming, Prototype-based OOP, Class-based OOP
  • Platforms
    Android
  • Storage
    Redis, MySQL, PostgreSQL
Education
  • Bachelor's degree in Computer Science
    University of Waterloo - Waterloo, ON
    2005 - 2010
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