Andrei Volkov

Andrei Volkov

Linux specialist (Sec/Opt/Dev, C/Perl/Python/PHP/BASH)

Minsk, Belarus



What's the difference

Enhanced shield of your Web application with mod_security! Should be always. It is task #1 after installation ANY web application!

About Me and more:
I have over 16 years of work experience with Linux systems. This is the list of software and technologies with which I deal. This list is not full and expands day by day. I always can find right decisions if I found some problems. And I am always interested in looking for mos…


Andrei Volkov has added 4 portfolio pieces. Create an account to review them.

Work History & Feedback

Broken Linux - Need assistance bringing it back

“Knew his subject and dealt with problem efficiently”
Fixed Price $28

Installation of Concerto Signage server

“Andreyi did a very good job for us, in a precise and timely manner. We will certainly relay on him in the future.”
4 hrs @ $11.00/hr
Earned $44

bash script - linux

“Andrei was very patient and hard working. Highly recommended. A++++”
8 hrs @ $14.44/hr
Earned $142

perl, php, and linux

“Very pleased with the work done. Solved my issue that had puzzled many others. Will certainly hire him again in the future. thanks.”
0 hrs @ $11.11/hr
Earned $22

Linux Admin to Do 2 Quick package installs

“Excellent Fast Response”
Fixed Price $6

Test whether Perl is running within a “screen”

“Andrei is a bright and helpful guy. The task had to be sent back a couple more times than I would have wanted to fix compilation problems and not matching requirements.”
Fixed Price $33

linux system administration

Job in progress

84 hrs @ $10.00/hr
Earned $837
Tests Taken
Name Percentile Score

Redhat Linux 9.0 Admin Test


Redhat Linux 9.0 General Test


Unix Shell Script Test


Unix Test