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Viacheslav Dushin

Viacheslav Dushin

Saint Petersburg, Russia
Member since December 25, 2013
Viacheslav is a software engineer with five years of experience in web application development with Ruby on Rails and JavaScript (including Prototype, jQuery, Backbone, etc.). He also has experience with MySQL, PostgreSQL, MongoDB, Salesforce, GPS tracking, Python, C, and more.
Viacheslav is now available for hire
  • Agile Software Development, 8 years
  • Ruby, 8 years
  • Ruby on Rails (RoR), 8 years
  • JavaScript, 7 years
  • jQuery, 6 years
  • Python, 4 years
  • MongoDB, 3 years
  • AngularJS, 1 year
Saint Petersburg, Russia
Preferred Environment
Mac OS X, Linux
The most amazing... I've ever built on Ruby on Rails is an online marketplace with Salesforce integration.
  • Developer
    2010 - PRESENT
    • Implemented a real-time deal search engine, including an API.
    • Created a candidate screening platform.
    • Developed a Rails and Salesforce application for a small consulting company.
    • Created a social network with Node.js and Ruby on Rails.
    • Wrote a web crawler for a search engine.
    • Developed a Groupon clone.
    Technologies: Rails, Ruby, JavaScript, jQuery, PostgreSQL, MongoDB, Node.js, Python
  • Senior Rails Developer
    2015 - 2017
    Spreemo (via Toptal)
    • Developed a API using Ruby on Rails.
    • Worked with microservices.
    Technologies: Ruby on Rails, QuickBooks, API, JavaScript
  • Rails Developer
    2007 - 2010
    OBS Labs
    • Created a social network.
    • Created a GPS tracking system.
    • Developed an online recruitment platform.
    • Developed a simple Basecamp clone.
    • Built a simple online sales platform.
    Technologies: Ruby on Rails, JavaScript
  • GPS tracking system (Development)

    GPS tracking system with web interface for a transport company that allows for tracking of vehicles in real time.

  • Real-time dining deal search engine (Development)

    Real-time dining deal search engine with an API and mobile application that allows users to find nearby deals.

  • On-line Candidate Screening Platform (Development)

    Iinnovative candidate screening platform that allows recruiters to find the best candidates for job positions.

  • Rails and Salesforce Application (Development)

    Rails and Salesforce application for a small investment company (for internal use only).

  • Languages
    Ruby, JavaScript, Python, CoffeeScript, Fortran, SQL, C
  • Frameworks
    Ruby on Rails (RoR), Prototype Framework, Machine Learning, AngularJS, Scrapy
  • Paradigms
    Agile Software Development, Test-driven Development (TDD)
  • Libraries/APIs
    jQuery UI, jQuery, Facebook API, Backbone.js
  • Storage
    NoSQL, MongoDB, PostgreSQL, MySQL, SQLite
  • Tools
  • Platforms
    Salesforce, Linux, Mac OS, Debian Linux
  • Other
  • Ph.D. degree in Astrophysics and Stellar Astronomy
    2009 - 2015
    St. Petersburg State University - St. Petersburg, Russia
  • Specialist's degree in Astrophysics and Radio Astronomy
    2004 - 2009
    St. Petersburg State University - St. Petersburg, Russia
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