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Sergey Lapin

Sergey Lapin

Nizhny Novgorod, Nizhny Novgorod Oblast, Russia
Member since December 30, 2014
Sergey is a passionate and experienced full-stack web developer specializing in creating robust and scalable MEAN-based applications. Not limited to it, he is also proficient with Ruby on Rails, testing automation, web scraping, and many other adjacent fields. He is a perfectionist when it comes to code quality and enjoys communicating with others.
Sergey is now available for hire
  • Pensionskraft
    AngularJS, MongoDB, Node.js, EXPRESS
  • Appoxy
    Ruby, Sinatra, jQuery, JavaScript
  • Lintelus
    Node.js, Socket.IO, jQuery, JavaScript
  • MongoDB, 3 years
  • Node.js, 3 years
  • Web Scraping, 3 years
  • JavaScript, 3 years
  • PhantomJS, 3 years
  • AngularJS, 2 years
  • Ruby, 2 years
  • Ruby on Rails (RoR), 1 year
Nizhny Novgorod, Nizhny Novgorod Oblast, Russia
Preferred Environment
Linux Mint, Sublime Text, Google Chrome
The most amazing...
...project that I've created is an automated build server that prepares custom (patched) Node.js assemblies.
  • Software Engineer (Freelance)
    2015 - PRESENT
    • Developed the back-end (MongdoDB, Node.js) and the front-end (AngularJS) features.
    • Implemented the the CI system, optimization of the code, and the testing of the framework for the front-end and back-end.
    Technologies: AngularJS, MongoDB, Node.js, EXPRESS
  • Software Engineer (Freelance)
    2014 - PRESENT
    • Worked on a Ruby (Sinatra)­based web application.
    • Built pieces to help with back-end functionality as well to help with the user interface.
    • Integrated new tools into the CI chain to maintain code quality.
    Technologies: Ruby, Sinatra, jQuery, JavaScript
  • Software engineer
    2013 - 2015
    • Created testing automation laboratory, admin panel, and the testing automation framework (end to end).
    • Created automated build and deployment server.
    • Performed stress testing of Socket.IO connection and load testing.
    • Aided in the full-stack JavaScript development (Node.js, jQuery stack, and Socket.IO).
    Technologies: Node.js, Socket.IO, jQuery, JavaScript
  • Languages
    JavaScript, Ruby
  • Libraries/APIs
    Node.js, PhantomJS, Socket.IO, jQuery, VK API, React, SoundCloud API
  • Paradigms
    MEAN Stack, Functional Programming
  • Storage
    MongoDB, MySQL
  • Other
    Scraping, Web Scraping
  • Frameworks
    Express.js, AngularJS, Ruby on Rails (RoR)
  • Tools
    Sublime Text 3
  • Master's of Science degree in Radio Physics and Data Transmission Systems
    2006 - 2012
    Lobachevsky State University of Nizhny Novgorod - Nizhny Novgorod, Russia
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