Sergey Lapin

Sergey Lapin

Nizhny Novgorod, Russia
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Sergey Lapin

Sergey Lapin

Nizhny Novgorod, 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
Portfolio
  • Pensionskraft
    AngularJS, MongoDB, Node.js, EXPRESS
  • Appoxy
    Ruby, Sinatra, jQuery, JavaScript
  • Lintelus
    Node.js, Socket.IO, jQuery, JavaScript
Experience
  • Web Scraping, 3 years
  • PhantomJS, 3 years
  • JavaScript, 3 years
  • MongoDB, 3 years
  • Node.js, 3 years
  • AngularJS, 2 years
  • Ruby, 2 years
  • Ruby on Rails, 1 year
Nizhny Novgorod, Russia
Availability
Part-time
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.
Employment
  • Software Engineer (Freelance)
    Pensionskraft
    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)
    Appoxy
    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
    Lintelus
    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
Skills
  • Languages
    JavaScript, Ruby
  • Libraries/APIs
    Node.js, jQuery, VK API, SoundCloud API, React.js
  • Storage
    MongoDB, MySQL
  • Misc
    MEAN Stack, Scraping, Web Scraping
  • Frameworks
    Express, Socket.IO, AngularJS, Ruby on Rails
  • Tools
    PhantomJS, Sublime Text 3
  • Paradigms
    Functional programming
Education
  • Master's of Science degree in Radio Physics and Data Transmission Systems
    Lobachevsky State University of Nizhny Novgorod - Nizhny Novgorod, Russia
    2006 - 2012
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