Sergey I.
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Sergey I.

Programming, database and network administration

$20.00/hr

Ukraine

Overview

Programming languages: C/C++, Perl, PHP, JavaScript, Assembler, SQL, PL/SQL; Database: Oracle, Firebird, MySQL, MS SQL; OS: MS Windows, FreeBSD, Debian Linux; Network planning and installation, administration (DNS, DHCP, ActiveDirectory, WAN, VPN, firewalls) Other: Can get familiar and use any new software

Sergey I. has added 4 portfolio pieces. Create an account to review them.

Work History and Feedback

  • Nov 2010 - Feb 2012

    MySQL + PHP Performance on Windows Server

    No feedback given

    4 hours
    $20.00 / hr
    $80.00 earned

  • Sep 2010 - Feb 2012

    Linux expert

    No feedback given

    1 hour
    $15.00 / hr
    $10.05 earned

  • Nov 2010 - Dec 2010

    .htaccess file configuration for Wordpress
    5.00
    Sergey was very responsive and really knows his stuff. I will definitely be hiring him again in the future.
    2 hours
    $16.00 / hr
    $24.00 earned

  • Nov 2010 - Dec 2010

    Assistance Needed with Application Optimization
    4.85
    Sergey did a terrific job helping me debug a nasty program.
    4 hours
    $22.22 / hr
    $96.21 earned

  • Mar 2010 - Apr 2010

    Perl script enhancement
    4.00
    Thank you for a job well done. When we have more work we will contact you. Mark
    3 hours
    $15.00 / hr
    $47.55 earned

  • Jun 2009 - Dec 2009

    I need a PHP and SSL Expert for a project
    5.00
    Sergey is one of the best I've ever hired. Absolutely a pro. Work was completed quickly and accurately. Will hire again in the future!!!!!
    18 hours
    $12.21 / hr
    $223.81 earned

Sergey I. has more jobs to show. Create an account to review them.

Tests

Name Score (out of 5) Time to Complete
Oracle 9i Administration Test 3.40 Above Average 45 mins
PostgreSQL Test 2.60 Top 30% 20 mins
Perl 5 Test 3.90 Top 30% 27 mins
Firewall Concepts Test 3.75 Top 30% 22 mins
SQL Test 3.50 Top 10% 35 mins
LAMP Test 3.00 Above Average 36 mins
Data Structures Test 3.10 Top 30% 35 mins
Programming with C Test 4.00 Top 10% 39 mins
PHP4 Test 4.10 Top 20% 37 mins
Advanced PHP Test 4.40 Top 30% 30 mins
JavaScript 1.3 Test 3.90 Top 20% 33 mins
Programming with C++ Test 3.25 Top 20% 39 mins
PHP5 Test 4.10 Top 20% 41 mins
HTML 4.01 Test 3.90 Top 20% 37 mins
U.S. English Basic Skills Test 3.75 Above Average 40 mins
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Work History

216 hours worked
17 jobs

Availability

Available
More than 30 hrs/week

Verifications

Phone Number: Verified

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