Denis Kovalev

Voronezh · Russia ·
More than 8 years of professional experience in developing wide variety of applications in C, Python and Golang.

Co-organizer of Voronezh “Deep Refactoring” group, hosting monthly meetups for software developers, managers and others involved in IT business.


IT consultant

Doing web development for companies as contractor.

December 2015 - Present

Senior Software Developer

Wargaming Global Map for World of Tanks Clans: The goal of the project was to continuously improve browser MMOTBS where players compete to control territories of a “real” world map. This project was a part of portal containing other connected services and games.

2014 - 2015

Senior Software Developer

Completed a lot of projects including a variety of technologies and tasks:

  • Python web development (Django, Falcon)
  • Linux driver development
  • Video streaming service
  • Android low-level development
  • PyQt/PyGTK desktop applications
  • Monitoring systems (Zabbix, Nagios)

October 2011 - November 2015

Software Developer

Anti-spam software development

  • deobfuscation module for mail scanner
  • real sender IP address detection, based on heuristic algorithms
  • Nagios monitoring system with custom plugins

February 2010 - September 2011


Voronezh State University, Voronezh, Russia

Master of Science
Physics and Electronics
September 2004 - June 2010

Cambridge exam FCE

A grade


Programming Languages & Tools
  • Focus on back-end development
  • Usability matters
  • Testing is mandatory
  • Team work is a key to success