Denis Kovalev

Amsterdam · Netherlands · [email protected]

More than 10 years of professional experience in developing wide variety of applications in Python, Golang and C.

Completed projects for big companies like KPN, DataArt, Panasonic, Wargaming, Conversant, Relex and for small start-ups. Have experience in working in teams from several to dozens of people on-site and remotely.

Co-organizer and speaker of Voronezh “Deep Refactoring” IT community, hosting meetups for software developers, managers and others involved in the industry.


Senior Software Developer

Backend Python web development and infrastructure management.

July 2019 - Present

IT consultant

Doing web development for companies as contractor.

December 2015 - June 2019

Senior Software Developer

Wargaming Global Map for World of Tanks Clans: Continuously improving 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
  • Linux drivers development
  • Video streaming service
  • Android low-level development
  • Desktop applications
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

grade A


Programming Languages & Tools
  • Usability matters
  • Testing is mandatory
  • Team work is a key to success