Network & System Administrators

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  1. Nawwar E.

    Nawwar E.

    Expert Web programmer

    Egypt - Tests: 5 - Portfolio: 4

    I'm Nawwar El Narsh with 7 years experience in web programmer, I'm 22 yrs old coding since age of 15, Beside freelancing I currently study Mechatronics Engineering. I started programming websites using PHP language & Mysql database 7 years ago ,I developed many Admin backends that controls complex systems payments, booking and even data management and statistics collecting, processing and viewing... I use best practice coding and provide documentation to my scripts in the end (When required by client) I've also designed and tweaked many front-end websites,I also work with, Wordpress & Joomla and in this field I have 3 years of experience, I am not only a guy who reads documentations of the platforms but also I debug codes and understand what's under the hood. I also have great skills in those fields "AJAX, Javascripts, HTML, Linux Server administration (Specially CentOS servers)"... Nawwar El Narsh www.SirNarsh.info

    $29.00 /hr
    329 hours
    5.00
  2. Jose Fabio Miranda

    Jose Fabio Miranda

    NetApp Tech Support

    Costa Rica - Tests: 1

    Provide customers with assistance regarding Initial Configuration of NetApp Filers. Provide troubleshooting assistance for issues regarding Protocols: NFS, ISCSI, SMB, CIFS, FCP. Provide assistance with configuration of Storage Replication and SnapShot Restores on ESX, Linux, UNIX and Windows Hosts. Provide Troubleshooting and Configuration assistance for NetApp DATA ONTAP 7-Mode and Cluster Mode. Provide troubleshooting assistance determining any Hardware Failure located on SAS and Fiber Shelves. Current Role: Currently Part of NetApp Group1/ P1 - Handle Major Accounts and Business Sensitive Accounts. - Receive P1 Issues to Stabilize Storage. - Assist with Data Collection of Major Incidents that would have any impact on Production Environment.

    $10.00 /hr
    10 hours
    5.00
  3. Alexandru Stan

    Alexandru Stan

    SYS Admin - Linux ,Cpanel WHM, Plesk, AWS, Cloud

    Romania

    Over 8 years experience with Hosting Environments { Linux , Windows } Linux : * various linux distributions : Redhat/Fedora, CentOS, Debian/Ubuntu, Slackware,SUSE,,BSD etc. * Control Panel : Cpanel WHM / Plesk / ISPconfig / etc . * networking environment * Magento Server Layer optimization and software level * security,penetration testing, firewalls,routers,vpn * databases (Mysql,MariaDB, Percona Mysql,Informix,ODBC etc) * virtualization * amazon backup services (S3) * monitoring (cacti, nagios/icinga, zabbix, munin etc) * web servers Apache, Nginx , PHP-FPM, FastCgi etc * web sites speed optimizations : google pagespeed, SPDY,lossless image optimization, ram caches,database optimizations, APC, Memcached etc Versed in PHP , HTML , CSS fixes , exploit patches and more . Thank you Alex

    $30.00 /hr
    96 hours
    4.98
  4. Ilya Obshadko

    Ilya Obshadko

    Software development professional

    Israel - Tests: 5 - Portfolio: 4

    Seasoned software developer, worked as software engineer, software development team leader, system architect, business analyst and project manager. Accurate and well-organized, always looking for the elegant and efficient solutions. Experienced in: - web development (mostly Java and Perl server-side technologies) - mobile software development for Apple iOS Technology background: - programming languages: Perl, Java, Objective C, C/C++, PHP, Clojure, Python, JavaScript - client-side: HTML5, CSS, jQuery, Bootstrap and other JS/CSS frameworks - system administration: Linux, FreeBSD, virtualization (KVM/QEMU), TCP/IP based networks - databases: PostgreSQL, MySQL, Oracle, MongoDB and others - Java development: J2EE, Apache Tapestry, Hibernate, JAX-RS, EclipseLink etc. - XML technologies: XSLT, XSL-FO - mobile development: Apple iOS (iPhone and iPad platforms) LinkedIn public profile: http://ru.linkedin.com/in/iobshadko

    $40.00 /hr
    2,142 hours
    5.00
  5. Jerome B.

    Jerome B.

    IT Security, Virus & Hacking Recovery, Monitoring.

    Thailand - Portfolio: 1

    NinTechNet offers a variety of security related products and services aimed to help you to protect and keep your website up and running. It addresses both professional business sites and personal blogs. Our service includes: * Malware removal * Hacking recovery * Website monitoring * Security Audit * Antispam protection * Security applications We offer top-tier service, attractive prices and strong work ethics. We are 5-star rated on Elance.

    $55.00 /hr
    109 hours
    5.00
  6. Renat Galimov

    Renat Galimov

    Python Django developer

    Russia - Tests: 4 - Portfolio: 3

    Hi, my name is Renat. I am experienced python developer, mostly Django, but I have also Twisted asynchronous appilcation (both client and server) development in background and some Pylons experience. I have Linux (Debian, Gentoo) administration experience since 2007, and performing administration tasks since 2009. Since 2010 until 2014 I had been employed in our city's information technology center as chief of technical support, so I have worked on wide range of different tasks starting from IP telephony to Web site development. Now I'm technical director in IT.rex Pro startup specializing in responsive web apps. So I'm trying myself in freelance and these are my skills: - Programming: Web, anynchronous, design patterns, Windows/Linux UI, network cilent and server programming. - Python: Django, Django CMS, Twisted, Pylons/Pyramid. - *nix: Linux, Debian, Gentoo, FreeBSD, Cisco, - Virtualization: OpenVZ, LXC, VirtualBOX, libvirt, archipel. - C++: c++11, Boost, Boost::Asio

    $30.00 /hr
    943 hours
    5.00
  7. Oscar Rendon

    Oscar Rendon

    Ruby/Rails, JavaScript, Elixir/Erlang

    Colombia - Tests: 6 - Portfolio: 2

    Experienced Software Engineer, operating on the entire software life cycle, from conception to product release. Solid background on software design and software architecture. I've worked with C#/.NET stack, but now I mainly working with Ruby and Elixir/Erlang. I have a significant interest for most functional languages like Clojure, Haskell, Elixir/Erlang (plus Golang), Current Toolkit: Ruby, Javascript, Elixir, Erlang/OTP, AWS. Approach: Component based, test driven, results oriented, collaborative environments. Research/Interest Areas: Distributed Systems, Functional Programming, Data Science, Healthcare IT. I'm also co-organizer of Ruby Medellin meetup, Rails Girls workshops and RubyConfCo conference. My github profile: https://github.com/orendon

    Groups: Engine Yard Ruby on Rails Professionals Network

    $50.00 /hr
    265 hours
    5.00
  8. Reyaz Beigh

    Reyaz Beigh

    Web(client/server) | API | Linux | Amazon MWS

    India - Tests: 2 - Portfolio: 4

    Great Work Experience in Web Development. Have practiced customization of versatile web applications. I have touched every aspect of web development, linux administration and always keep myself updated about the current trends and technologies it makes me to greatly understand the problems and devise a perfect and innovative solution for them. The area of expertise include PHP5, JAVA SE, LINUX, HTML, CSS, JQUERY, AJAX, CAKE PHP, CODEIGNITER and various CMS's currently present in the market that include WHMCS, Wordpress, Magento.. etc. Let me know your requirements, i will come up with and implementation model.

    $19.99 /hr
    781 hours
    4.87
  9. Fabrizio R.

    Fabrizio R.

    Linux system administrator - AWS / EC2 and Rackspace specialist

    Italy - Tests: 10 - Portfolio: 1

    I am having more than 10 years of experience in Installing, configuring and administrating various type of *nix servers using various opensource and closed source software for various customer requirement in the industry. My major expert areas in summary:- #Cloud environment :- Amazon Web Services, VPS, Rackspace #Email deliverability: PowerMTA, Interspire #Operating Systems :- Redhat, CentOS, Ubuntu, Dabian, Gentoo, HP-UX, Aix, SunOS,. Windows workstations and Servers 2000, 2003, 2008 R2, etc., #TCP/IP networking :- Advanced ip routing, forwarding, filtering and firewall with Netfilter Iptables #servers :- Sendmail, Postfix, Dovecot, Courier IMAP, Squirrelmail, Roundcube, BIND, Apache, VSFTPD, DHCPD, Squid, Samba #Monitoring and remote admin :- Log analizing with Sarg,Monitoring serves with Nagios and icinga ,Remote desktop with FreeNX, Remote Admin SSh/Telenet #Scripting :- Bash scripting, Perl #Web and Database :- postgresql, MySQL, HTML #CMS: Drupal, Magento, Wordpress Thank you. Best Regards. Fabrizio

    $50.00 /hr
    1,497 hours
    4.92
  10. Artur R.

    Artur R.

    Systems Engineer/DevOps

    Canada - Tests: 4

    I am a Experienced Systems Engineer/DevOps with more then 15 yrs experience with Linux, Opensource and cloud technologies. I do have experience and offer my services in these areas: System Administration: Linux-all flavours (expert), BSD*(expert) Automation: Chef, Puppet, Jenkins Monitoring: Zabbix, Cacti, Munin, Nagios,Graphite Mail services: Postfix, Exim, Dovecot Virtualization: Xen, KVM, OpenVZ, Proxmox, AWS, Docker High availability: DRBD, GFS2, GlusterFS, Pacemaker, Heartbeat Common services: DNS, DHCP, File Sharing, NAT, iptables, ipfw Scripting: Bash, Python, Ruby Web servers: Apache, Nginx, Haproxy Database servers: MySQL, PostgreSQL, MongoDB,Oracle, RDS BigData: Elasticsearch,Hadoop CDN: Akamai, Cloudflare

    $40.00 /hr
    9 hours
    4.94