Sergiy Domanitskiy

Backend developer

Experienced back-end developer with huge amount of cool ideas, motivated, self-organized, friendly, hard-worker, with willing to learn new technologies.



  • 2006 - 2008

    Kamianets-Podilsky National University (Ukraine)

    Masters degree

    Physics and Mathematics faculty, specialty Computer Science

  • 2004 - 2006

    Kamianets-Podilsky State University (Ukraine)


    Physics and Mathematics faculty, specialty Computer Science


  • From Jan 2015

    International company


    Backend development. My role is to support online educational service, refactor code, implement new feature. Also, I improved servers infrastructure and have additional role of administrator.

  • Sep 2014 - Dec 2014

    Ukranian company


    Short term developer in small Ukrainian company – air tickets booking online service. I organized workflows, wrote some features for website and been responsible for support of mobile team.

  • 2011 - 2014

    Ciklum, Berlingske Media project

    Backend developer

    Duties - support of high-loaded websites written on php and based on Drupal 6 engine. Worked in team with 7 other guys of developers and testers on developing different projects in frames of selected platform. Had additional role of release manager and I was communicational link between developers and operations.

  • 2009 - 2011


    Web developer

    Development in small team, some my ideas where implemented into internal sub-projects like payments system. Had first high load experience here, wrote CRM system for managers with automatic customers search. Also, I wrote forex club's web interface and implemented difficult algorithms that cooperated with application server in secure way.

  • 2008 - 2009

    Vedekon, Unranian internet provider

    PHP developer

    One of two PHP developers, my duties where to support and implement new features to internal CRM system with difficult business-logic. Also, I spent some time to develop simple internet traffic control service for company's external customer.

  • 2007 - 2008

    Kamianets-Podilsky National University, information-computing department

    Software Engineer, second administrator

    Half of the day position, I developed small matriculant's managing system and also my duty was to co-work with operations.

  • 2006 - 2007

    Zhvanets school #1

    Mathematics and computer science teacher.

    Full day position, I was teacher of mathematics and computer science. One of the pupils become the winner of math- competitions in local district between pupils.

  • 2004 - 2006

    Kamianets-Podilsky State University

    Engineer in the information-computing department

    Half of the day position, my main duty was to support and expand big university's local network (cable and radio links).


Development, documentation and support of web sites, API's, high-loaded projects, control panels, different tools, statistics, server-side scripts (parsers, converters, robots, automation of manual work), social network applications. Have some experience in mobile html5 apps development and basic skills of debian/ubuntu servers administration, release manager. Familiar with agile, kanban and scrum, team development, code reviews;

Node.JS, PHP, MySQL, PgSQL, OOP, MongoDB, JQuery, Ajax, RTMP, GeoIP, Smarty, RegEx, Rss, XML, Curl, ImageMagick, PayPal API, Webmoney API, Memache, REST, Svn, Git, XML-RPC, Crontab, Comscore, Enetpulse, Json, Websockets, Cloud computing (Amazon AWS, etc), Phaser.JS, Team development, CocoonJS, PhantomJS



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