OpenVZ Freelancers

Showing 60 freelancers

OpenVZ Freelancers

Showing 60 freelancers

  • Linux Admin / Networking / VoIP / Scripting / Web development

    Non-comprehensive list of GNU/Linux skills: - Debian-based distros - bash scripting - TCP/IP (networking) - netfilter/iptables (firewalling) - OpenVPN (virtual private networks) - OpenSSL (certificate management) - apache/nginx (web services) - cron (scheduling) - dovecot IMAP/POP3 and postfix SMTP (email) - asterisk PBX (voice over … more

    Non-comprehensive list of GNU/Linux skills: - Debian-based distros - bash scripting - TCP/IP (networking) - netfilter/iptables (firewalling) - OpenVPN (virtual private networks) - OpenSSL (certificate management) - apache/nginx (web services) - cron (scheduling) - dovecot IMAP/POP3 and postfix SMTP (email) - asterisk PBX (voice over IP) - git (revision control) - syslog (advanced logging) - nagios, icinga, munin, monit (monitoring) - backuppc (backup) Non-comprehensive list of network management skills: - solid understanding of TCP/IP & Ethernet - monitoring tools - VLAN management - manageable switches in general - IGMP & IGMP snooping - OSPF & BGP routing protocols - GePON OLT & ONU equipment About me: Solid understanding of communication and web technologies is my primary area of interest and expertise. Over the last 7 years I've been a tech support for an ISP, a systems & network administrator and a web developer. As a network administrator for 2 years, I discovered what it means to maintain a large-scale MAN (Metropolitan Area Network), including internet access, setting up and managing IPTV streaming through IGMP and IGMP snooping techniques. I've setup BGP so the provider can have a backup route for his services. I'm falimiar with the nature of the technical issues that can occur and the different ways of handling and preventing them. I'm experienced in ethernet & GePON networking equipment. I've managed network equipment from most major vendors, Cisco, HP, DLink, Dell and Fundry, just to name a few. I've been working with Debian GNU/Linux professionally for 2 years as a systems administrator for a Bulgarian tourist resort and 2 years maintenance the services infrastructure (web, mail, vpn, samba, domain management, monitoring, ticket resolution systems, asterisk voip). I worked at a web development company for a year, doing back-end web development with different and frameworks, such as django, rails, express.js, along with infrastructure administration tasks and support. Languages: html5, bash, python, ruby, javascript Databases: mysql, postgres, mongodb Hobbies & interessts: - x86 assembler - system security forensics - electronics  less

    linux-system-administration ubuntu bash asterisk iptables network-planning network-security network-administration html5 javascript ruby ruby-on-rails tcp-ip git github nagios devops munin redmine ssl vpn openvpn postfix mail-server-implementation openvz haproxy amazon-ec2 virtualization freepbx 00 more less
    • $16.67 HOURLY RATE
    • 5.0
    • 59 HOURS
    • BULGARIA
    • LAST ACTIVE
    • 2 PORTFOLIO ITEMS
    • 8 TESTS
    ASSOCIATED WITH:
  • Linux System Administrator with experience in cPanel Servers

    Over the last 3 years, I have been working in Linux platform with a wide range of clients who were using different flavors of Linux. I have got skills to maintain a DC level stuffs in-order to maintain the reliability … more

    Over the last 3 years, I have been working in Linux platform with a wide range of clients who were using different flavors of Linux. I have got skills to maintain a DC level stuffs in-order to maintain the reliability of servers I am working with. I am seeking opportunities to manage different types of servers world wide. I also have some experience in the following areas: Strong experience in Linux kernel development and device drivers and multi-core. Experience with user-space multi-threaded application development. Solid experience with system installation and administration, server and storage technologies. In-depth knowledge of system internals and Linux OS, LDAP, dns, ntp, kickstart, nfs, dhcp, Linux, Apache, MySQL, PHP, Puppet, Nagios, Openfire etc. Hands-on experience implementing and supporting high volume MySQL transaction environments.  less

    linux-system-administration centos ubuntu mysql sql cpanel openvz unix-shell perl bash raid-administration puppet-administration nagios data-backup black-box-testing penetration-testing security network-security load-testing exim sendmail apache-administration php email-technical-support mail-server-implementation opencart ecommerce-consulting phpbb drupal wordpress joomla magento redhat-administration 00 more less
    • $9.44 HOURLY RATE
    • 5.0
    • 40 HOURS
    • INDIA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 3 TESTS
    ASSOCIATED WITH:
  • Linux System Administrator

    I have experience in installing, maintaining and troubleshooting Linux OS, Windows, Share Hosting, WHM/cPanel, VPS, Web Server, Mail Server, FTP Server, and various types of computer software.

    apache-administration nginx ftp openvz dns cpanel whmcs whm centos windows-xp-administration vpn wordpress linux-system-administration plesk virtualization openvpn mysql lamp-administration postfix vmware-administration ubuntu 00 more less
    • $5.56 HOURLY RATE
    • 4.8
    • 1002 HOURS
    • INDONESIA
    • LAST ACTIVE
    • 3 PORTFOLIO ITEMS
    • 3 TESTS
  • RHCE Certified Linux Unix Server Freelance Administrator

    Obtain a technically challenging position in Information Technology - where I can utilize my skills in Linux Administration & Virtualization environments - where I can maximize my knowledge, programming, and management experience. … more

    Obtain a technically challenging position in Information Technology - where I can utilize my skills in Linux Administration & Virtualization environments - where I can maximize my knowledge, programming, and management experience.  less

    amazon-ec2 vmware-administration windows-xp-administration windows-administration amazon-web-services rackspace-cloudservers cpanel plesk customer-support vpn openvz openvpn computer-networking linux-system-administration apache-administration mysql exim postfix dns data-backup domain-migration 00 more less
    • $7.78 HOURLY RATE
    • 5.0
    • 318 HOURS
    • INDIA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 10 TESTS
    GROUPS:
  • Linux Sysadmin/Asterisk,Openser,Kamailio,Opensips developer/CISCO exp

    Speed and quality are my second and third names Escrow on start, released upon completion, no exceptions! I don't stop until your project is done. I don't want to be involved in projects promoting porn, aggressive marketing, spamming … more

    Speed and quality are my second and third names Escrow on start, released upon completion, no exceptions! I don't stop until your project is done. I don't want to be involved in projects promoting porn, aggressive marketing, spamming, etc! I've lost count of the number of VoIP/Linux/Cisco installs and upgrades and modifications I've carried out. I'm also a developer member of various VoIP projects so I'm able to offer much more value and choice in all areas of VoIP eg. custom Asterisk modules, modifying Openser(Kamailio) or Asterisk's source code to make custom features, etc. I am not one of the many bidders who bid for everything with a generic sales pitch. I specialize in VoiP/Cisco/Linux only and do not work with anything else. I also support all my work for 6 months after completion in case of upgrades etc. for a low price. Summary - 13-year experience with VoIP engineering, over 13 years with IP networks - Certified Cisco Network Administrator - Hands-on with VoIP and telecom equipment, standards and technologies - Wide range of successfully deployed VoIP services and applications - Strengths in implementation of complex projects paying attention to details - Creative problem solver, high degree of initiative - Analytical skills to examine data and provide the most efficient solution Technical Expertise Signaling protocols: SIP, H.323, MGCP, ISDN, SS7,R2 Soft-Switches: Nextone MSW, Cisco PGW, OpenSER, Teles TDM switches: Lucent LCS/Plexus, Harris VoIP gateways: Cisco AS-series, Quintum Tenor/CMS, Patton SIP phones: Cisco, Grandstream, Sipura, Snom, Asterisk Voice applications: Wholesale, ITSP, calling card, call shop, IVR, PBX, pre/post-paid billing, Asterisk2Billing, IP trunking, VoIP load balancing, voip bandwidth saving, custom C++ coding for Asterisk, Opensips, custom Asterisk and OpenSER/Kamailio/OpenSIPS modifications, Sipwise SPCE configs, OpenVox and Digium cards installation and configuration, fax to email, email to fax solutions, fax over ip IP networking: LAN/WAN connectivity, QoS, ATM/DSL, Cisco Routers (800, 1600, 2500, 2600, 3600, 6500/MSFC, 7200, 12000) and Switches (2900, 3500, 4000, 6500). Protocols: IP (Unicast and Multicast), BGP, EIGRP, OSPF. SONET/SDH (on an International network up to OC48/STM-16, including DWDM) - Cisco ONS15454. Leased lines (Kilostream, E1, E2, E3, T1, T3) Unix technologies: -Extensive knowledge and understanding of the various flavors of UNIX including: Debian, IRIX 5.2 - 6.4, Sun Solaris 2.x, HP-UX 8.x-9.x, Dec Ultrix 4.x, NetBSD, FreeBSD, AIX, Convex, OSF, Linux Suse 6.x - 7.1/Redhat 7.x - Enterprise - System installation, configuration, tuning and patching, accounting, security, monitoring, performance analysis device drivers, kernel configuration & patching, policy and politics - SLIP/PPP, LPD, LDAP, UUCP, RPC, BOOTD, SWAP, DHCP, DNS, INETD, NFS/NFS+, NIS, SH, BASH, KORN, REGEX, AWK, SUID, CRON, SYSLOG, etc. VoIP: Asterisk, Switchvox,OpenSER, Kamailio,OpenSIPS,TrixBox, FreePBX, Vicidial, Switchvox, A2Billing, Cisco Call Manager, Portaswitch and so on... - Architecture of high-load web-projects - Work in distributed development and operations teams including 24/7 on call duty - MySQL database administration (replication clusters, scalability techniques, optimization, backup) - All kinds of systems and networks administration (configuration management, automatic provisioning, load-balancing, load-distribution, high-availability clustering) Familiar in cloud development with using Openstack, Puppet, Razor and Cobbler. As you can see, I can do pretty much anything in VoIP, Cisco and Linux :) I have a positive attitude toward change and learning - I'm ready at anytime to suggest new ideas to get your project done creatively! You may also find us at http://voipfreak.net  less

    linux-system-administration asterisk opensips java windows-administration clustering nginx openvz mysql load-balancing freeswitch virtualization fax twilio-api nagios android-app-development freepbx radius puppet-administration 00 more less
    • $72.22 HOURLY RATE
    • 4.6
    • 41 HOURS
    • HUNGARY
    • LAST ACTIVE
    • 1 PORTFOLIO ITEM
    • 1 TEST
    GROUPS:
  • Software Engineer

    I have developed and maintain several web, desktop and mobile applications, using PHP and MySQL, C# and SQL and Android. I have experience with JQuery, HTML, CSS, Javascript, Linux and Windows operating systems, and other programming languages including Java and … more

    I have developed and maintain several web, desktop and mobile applications, using PHP and MySQL, C# and SQL and Android. I have experience with JQuery, HTML, CSS, Javascript, Linux and Windows operating systems, and other programming languages including Java and C. Experience in installing, configuring and maintaining windows and linux servers in both virtual and physical environments. Virtualization knowledge with VMware and OpenVZ.  less

    php html css javascript jquery vmware-administration vmware-esx c# apache-administration openvz mysql windows-administration linux-system-administration sql adobe-livecycle xml soap sms-gateway sms microsoft-sql-server-development css3 java android-app-development web-scraping website-development amazon-web-services performance-tuning xml-web-services jmeter ajax 00 more less
    • $22.22 HOURLY RATE
    • 5.0
    • 61 HOURS
    • PORTUGAL
    • LAST ACTIVE
    • 1 PORTFOLIO ITEM
    • 7 TESTS
  • Expert In Python/Django, Linux, PHP, ERP / CRM Implementation, EDI.

    Over the last 5 years, I have developed wide range of open source software’s and customization for start up companies and small businesses. I provide the complete (predefined and custom defined) open source solution for each and every type … more

    Over the last 5 years, I have developed wide range of open source software’s and customization for start up companies and small businesses. I provide the complete (predefined and custom defined) open source solution for each and every type of business with customization according to their work/business. I'll work with my team. I have implemented the efforts with different flavors, proven track record of delivering creative and cost-effective solutions with High Availability and Linux maintenance/troubleshooting in Linux (CentOS, Redhat, Ubuntu, Debian, Fedora, Suse. etc),Solaris, Veitas, SAN in ECM and Hitachi, Volume Manager, like Veritas, and SVM, Windows Server, VOIP Solution and Database Management. Linux: LAMP system administration, HTTP/HTTPS, DNS,FTP, NFS, SMB, SMTP, SSH, NTP,iSCSI, , natd, ipfw, pf, iproute2, RIP, OSPF, BGP, Asterisk, FreePBX, SIP, H323, ffmpeg, Vlc Quagga, Adobe Media Player, Red5, FFMPEG, SSL, ACL. Database management like MySQL, MySQLCluster, PostgreSQL, Oracle 10g databases, Oracle Application Server. Web Server like Apache, Nignix, Tomcat, Squid, Proxy, VPN, DNS, Zimbra, Cluster, Monitoring tools and Alerting system such as Nagios, Cacti, MRTG, Zimbra, xdmcp, vnc, rdp. Virtual Environment like vmware, OpenVZ, KVM, XEN, QEMU. My core competency lies in complete end-end: - Open Source Installation, Development, Customization and Support - SAN in ECM and Hitachi, and Volume Manager, like Veritas, and SVM - Tools/Packages/Software development in Java, Ruby on rails, Perl, python - Asterisk & Freepbx, A2Billing, Calling Card Solution and ivr solution. - Linux Server Security, Vulnerability Scanning and Penetration Testing - Administrate VPS and dedicated Server - Administrate LAMP (Linux, Apache, Mysql, PHP) Server - Apache: Audit, performance and load balancing - Automated MySQL database backup - PHPMyAdmin MySQL database manager - Setting up MySQL replication (Master-Slave,Master-Master,...) - Install and configure Mysql Cluster for Ubuntu,Redhat,Centos - Mail Services like Postfix,dovecot, Sendmail etc. Also worked on Panels like Plesk, webmin, Cpanel Directadmin etc.. - Install and configure virtualmin (Migrate website,migrate databases,...) - Install and configure wordpress,drupal,theme,... (windows,linux,...) - Web Development in php, cms, Joomla, wordpress - Web Performance, Security & penetration Testing. Thanks and Regards Dipesh Sahni  less

    ibm-db2 website-development security php phpmyadmin a2billing adobe-content-server administrative-support amazon-ec2 amazon-s3 amazon-web-services ssl dns ftp smtp asterisk freepbx ffmpeg red5 oracle-application-framework oracle-application-server mysql postgresql apache-administration apache-tomcat haproxy clustering nagios mrtg openvpn openvz opengl jquery windows-azure microsoft-hyper-v-server microsoft-small-business-server-administration microsoft-exchange-server 3d-animation linux-slackware sap-erp python perl kerberos mail-server-implementation vicidial elastix information-architecture openerp-administration openerp-development 00 more less
    • $27.78 HOURLY RATE
    • 4.8
    • 990 HOURS
    • INDIA
    • LAST ACTIVE
    • 1 PORTFOLIO ITEM
    • 5 TESTS
    GROUPS:
    ASSOCIATED WITH:
  • BCard

    - Over 8 years Linux experience. - Good knowledge of Windows Platform Server management and support (over 3 year experience). - Network services configuration and maintenance: DNS, DHCP, FTP, SSH, NTP, MAIL, HTTP and other services for WEB, VPS hosting. - Grid Computing (Globus … more

    - Over 8 years Linux experience. - Good knowledge of Windows Platform Server management and support (over 3 year experience). - Network services configuration and maintenance: DNS, DHCP, FTP, SSH, NTP, MAIL, HTTP and other services for WEB, VPS hosting. - Grid Computing (Globus, gLite). - Cloud Computing (AWS, OpenStack) - Software development process support: (GIT, SVN, Redmine, Groupware). - Web-based (CMS) commercial project development and support. - Basic knowledge in Java, C#, python Currently support and working with the following solutions (software): - cloud solutions amazon services, openstack (~ 2 years) - nginx (~2 years) - php-fpm, php-cli (~4 years) - mysql (~4 years); - MongoDB (~1 year); - memcache{q,db,d} (~2 years) - git+gitolite+gitosis everything with git repo configuration (~2 years) - munin (~3 years) + custom plugins writing - apache (~4 years) - dns, vps, hosting, etc (~6 years) - FreePBX (~ 1 year) - other services (openvpn, vpn, samba, mail, etc) (~6 years) - python, django (< 1 year) - bash scripting (~6 years)  less

    linux-system-administration nginx bash git lamp-administration munin memcached mysql amazon-s3 amazon-web-services openvpn asterisk data-analysis python django-framework github openvz mongodb redis 00 more less
    • $22.22 HOURLY RATE
    • 5.0
    • 0 HOURS
    • UKRAINE
    • LAST ACTIVE
    • 4 PORTFOLIO ITEMS
    • 12 TESTS
  • Senior Linux Admin, Cpanel, RedHat, Ubuntu, Perl, BASH, Virtuozzo

    Over the last 12 years I have developed a wide range of skills and my objective is to leverage my significant technical skills in a position as Unix/Linux Administrator I have extensive experience in installing/configuring different software including … more

    Over the last 12 years I have developed a wide range of skills and my objective is to leverage my significant technical skills in a position as Unix/Linux Administrator I have extensive experience in installing/configuring different software including but not limited to Apache, PHP, MySQL, PostgreSQL, exim, postfix, dovecot, BIND, POP/IMAP, SMTP, SSL, SSH, proFTPd, pureFTPd, iptables (APF/CSF), Kayako, WHMCS, ClientEXEC,OpenVZ,Virtuzzo,Nagios.  less

    python mysql apache-administration fedora whm cpanel perl ubuntu centos openvz postfix linux-system-administration bash redhat-administration smtp spamassassin postgresql 00 more less
    • $18.89 HOURLY RATE
    • 5.0
    • 287 HOURS
    • EGYPT
    • LAST ACTIVE
    • 2 PORTFOLIO ITEMS
    • 10 TESTS
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