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Pavel Puzikov

Pavel Puzikov

Moscow, Russia
Member since October 2, 2014
Pavel is a full-stack developer from Moscow with eight years of experience in startups. He has worked a lot with Ruby on Rails, JavaScript, and high-load apps, and believes the details make the difference. He is highly interested in UX, data visualization, and machine learning.
Pavel is now available for hire
  • Flocktory
    Ruby on Rails, MySQL, AWS
  • Grapevine
    Ruby on Rails and everything from my Skills section
  • Yagoodza
    Ruby on Rails, Google Closure Compiler, jQuery
  • Ruby, 9 years
  • JavaScript, 9 years
  • Ruby on Rails (RoR), 9 years
  • React, 2 years
Moscow, Russia
Preferred Environment
OS X, VIM, Tmux, Git
The most amazing...
...thing I've built is the social referral platform Flocktory, taken from zero to market leadership.
  • CTO
    2012 - 2014
    • Started as a Grapevine project, and later moved in as a CTO.
    • Worked with the founders from the beginning with prototyping, development, interface design, architecture, infrastructure and scaling, rebuilding the product, and once again, hiring and managing an internal team.
    Technologies: Ruby on Rails, MySQL, AWS
  • Founder and CTO
    2010 - 2013
    • Founded the company.
    • Worked with a variety of clients, mostly startups on early stages. We covered the technical side, planning the infrastructure, prototyping and building a product, hiring in-house team, scaling, etc.. Clients included (a real estate site inspired by, (a job searching site with only one search field, inspired by, (a nightlife and electronic music forum), and (a video hosting and social recommendations site).
    • Prototyped, developed, supported, and established infrastructure for client sites.
    • Hired and consulted for in-house teams, and worked with internal teams and top management.
    Technologies: Ruby on Rails and everything from my Skills section
  • Team Lead
    2009 - 2010
    • Worked side by side with project’s founder and designer as the lead application developer.
    Technologies: Ruby on Rails, Google Closure Compiler, jQuery
  • Lead Front-End Developer
    2008 - 2009
    Thematic Media
    • Completely rebuilt the front-end (HTML, CSS, JavaScript) on, a major Russian IT website.
    • Built a Google Maps markers clusterization algorithm which outperformed the most popular existing library tenfold.
    • Built the front-end for, a site for nightlife, with party schedules, blogs, and photo reports.
    • Built the front-end for, a car enthusiasts' forum, with a community-managed map, car manufacturers and models database, photos, videos, and more.
    Technologies: jQuery, MooTools, Google Closure Library, Google Maps, HTML, CSS
  • Front-End Developer
    2008 - 2008
    • Worked side by side with the designer, as the company's first front-end developer, on the first version of the product.
    Technologies: HTML, CSS, jQuery
  • Front-End Developer
    2006 - 2008
    • Did simple HTML/CSS/JavaScript coding for various clients.
    Technologies: HTML, CSS, jQuery
  • Flocktory (Development)

    A social referral platform. I worked with the founders from the beginning, in a small room with a whiteboard. The project is built with Ruby on Rails and hosted on Amazon Web Services; configuration is managed by Chef. There are several dependent applications, including client cabinet, manager cabinet, customer front-end (landings, pop-ups, and so on) and a JavaScript library injected on the client side that handles data exchange and widgets rendering.

  • Bananastreet (Development)

    A site about nightlife and electronic music. Built with Ruby on Rails. The front-end is built on a pages rendering library (based on turbolinks.js), which manages refreshless page transitions and rendering. A music album, for instance, could be displayed in a pop-up or as a standalone page. The HTML is left on Rails to simplify future support for the clients.

  • Yagoodza (Development)

    A designer goods marketplace. Built with Ruby on Rails, at first with Google Closure Compiler on front-end. Later rewritten in jQuery to minimize support costs.

  • Habrahabr (Development)

    A leading Russian IT site.

  • University Coursework in Computer Science (Other amazing things)

    Studied at Saint Petersburg State University of Information Technologies, Mechanics, and Optics.

  • Coursera Certificate in Data Science (Other amazing things)

    Administered by John's Hopkins University.

  • Coursera Certificate in Bioinformatics Algorithms (Other amazing things)

    Administered by the University of California in San Diego.

  • Coursera Certificate in Machine Learning (Other amazing things)

    Administered by Stanford University.

  • Languages
    SCSS, Ruby, Sass, JavaScript, HTML, Haml, CSS, SQL, C, R, Elm, Python, PHP
  • Frameworks
    Ruby on Rails (RoR), Redux, AngularJS, Sinatra
  • Libraries/APIs
    React, Google Maps, jQuery, jQuery UI, Facebook API, Backbone.js, Google Closure
  • Storage
    MySQL, Memcached, MongoDB, PostgreSQL, Redis, NoSQL
  • Tools
    Gulp.js, Adobe Photoshop, Adobe Illustrator
  • Paradigms
    Test-driven Development (TDD), Agile Software Development
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