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Nikita Siyatskiy

Nikita Siyatskiy

Moscow, Russia
Member since January 4, 2015
Nick has been writing web applications for more than 5 years. His main stack is PHP and MySQL. He has extensive experience using the Yii Framework, and is proficient at improving highly-loaded social networks through the implementation of caching, query optimization, and denormalization. He enjoys working in teams of any size.
Nikita is now available for hire
  • MySQL, 5 years
  • PHP, 5 years
  • Yii, 4 years
  • PHPUnit, 3 years
  • Test-driven Development (TDD), 2 years
  • Laravel, 1 year
  • PhalconPHP, 1 year
  • Machine Learning, 1 year
Moscow, Russia
Preferred Environment
Linux, Git, PhpStorm, PHPUnit, Codeception
The most amazing... I've written is a machine learning algorithm in PHP with the Elasticsearch reverse search API.
  • Senior Back-end PHP Developer
    2013 - 2015 (Social Network)
    • Implemented machine learning to classify groups of users without manual selection.
    • Released two major site-wide updates during my time on the project.
    • Implemented three currencies for the site with automatic conversion to the preferred currency of each user and the ability to convert user money to any currency.
    • Implemented website translation to multiple languages.
    • Replaced Sphinx with Elasticsearch as the search engine.
    Technologies: PHP, Yii, MySQL
  • Main Developer
    2010 - 2013
    Moscow online store groups Ltd. "GLASSTRAID"
    • Implemented inventory control for more than 2 thousand positions, including integration with cash registers and scanners and barcode printing from scratch.
    • Created control system couriers. Constructed and optimized routes.
    • Developed an online store creation engine from scratch.
    • Reduced the processing time for the administration panel manager from 30 minutes to less than 2.
    Technologies: PHP, MySQL
  • Languages
    PHP, JavaScript, CSS, SQL, HTML, HTML5, CSS3
  • Frameworks
    Yii, Laravel, PHPUnit, Codeception, Selenium, PhalconPHP, Yii 2, Symfony 2, AngularJS, Machine Learning
  • Tools
    PhpStorm, Xdebug, Git, Composer, phpMyAdmin, GitHub
  • Paradigms
    Model View Controller (MVC), Object-oriented Programming (OOP), Continuous Deployment, Continuous Integration (CI), Test-driven Development (TDD), High-performance Computing
  • Storage
    MySQL, MySQLi, Elasticsearch, Memcached, Sphinx Search Engine, MongoDB
  • Libraries/APIs
    jQuery, Facebook API, VK API, Selenium WebDriver
  • Platforms
  • Other
  • Master's degree in Applied Mathematics and Informatics
    2009 - 2012
    Moscow State Industrial University - Moscow, Russia
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