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Marc Gray

PHP/JS/HTML5 Expert Developer and Linux Administrator


Bristol, United Kingdom


I am an expert developer and system administrator with PHP, MySQL, Javascript, CSS3, HTML5 and Linux (I currently use: RHEL, CentOS, openSUSE, Fedora. I have previously used Gentoo and Ubuntu). I have previously developed/configured: - Full eCommerce framework with innovative admin panel (PHP, Javascript) - Automated video transcoding service (PHP, Linux, ffmpeg) - Automated document conversion service (PHP, Linux) - Database driven SFTP service and firewall stored over NFS (PHP, Linux) - Differencing document storage solution (PHP) - Deduplicating backup storage solution (PHP) - Multiple fault tolerant storage servers with 12tb of space (Linux) - Multiple complex scripted firewall setups using iptables (Linux) - Flash website without Flash, with pixel ... moreperfect design and advanced effects (Javascript) - MIME Email framework to replace PHPMailer (PHP) - ... and much, much more I also work as a white-hat hacker, where I probe and test servers for vulnerabilities. I have previously been CRB checked and treat all clients with confidentiality. I am happy to sign an NDA. less

Marc Gray has added 1 portfolio piece. Create an account to review it.

Work History and Feedback

  • Aug 2012 - Nov 2013

    Looking after server clients (WHMCS )
    Brilliant, helpful, great! Thanks for everything!
    65 hours
    $16.67 / hr
    $1,405.49 earned

  • Jun 2013 - Jul 2013

    php troubleshooting
    Excellent Odesker. Marc was able to identify and solve a very odd problem that had been eluding other php experts. His communication was excellent.
    3 hours
    $16.67 / hr
    $50.02 earned

  • Feb 2013

    The server got corrupted with the bootloader HELP!
    I'm glad i hired him!! He did more than I asked for. I would hire him again. I decided to pay him more just because he's awesome. ;)
    $30.00 earned
    Fixed Price

  • Jan 2013

    Urgent - Familiar with Gentoo & understands QEMU
    Marc is the ultimate professional. He asks the right questions and works hard to make sure you get maximum value for your investment. I highly recommend his services.
    1 hour
    $22.22 / hr
    $29.55 earned

Marc Gray has more jobs to show. Create an account to review them.


Name Score (out of 5) Time to Complete
Unix Shell Script Test 4.40 Top 10% 19 mins
Unix Test 4.50 Top 10% 13 mins
Regular Expressions with PHP Test 4.00 Top 30% 23 mins
Advanced PHP Test 4.60 Top 10% 14 mins
Redhat Linux 9.0 General Test 4.60 Top 20% 11 mins
Redhat Linux 9.0 Admin Test 3.40 Top 30% 18 mins
Analytical Skills Test 4.00 Top 20% 19 mins
TCP/IP Test 3.50 Top 30% 12 mins
MySQL 5.0 Test 3.00 Above Average 19 mins
PHP5 Test 4.00 Top 20% 14 mins
Search Engine Optimization Test 3.10 Top 30% 11 mins

Work History

100% Job Success
241 hours worked
12 jobs


More than 30 hrs/week

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