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CentOS Job Cost Overview

Typical total cost of Upwork CentOS projects based on completed and fixed-price jobs.

Upwork CentOS Jobs Completed Quarterly

On average, 136 CentOS projects are completed every quarter on Upwork.

136

Time to Complete Upwork CentOS Jobs

Time needed to complete a CentOS project on Upwork.

Average CentOS Freelancer Feedback Score

CentOS Upwork freelancers typically receive a client rating of 4.85.

4.85
Last updated: July 1, 2015
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  1. Werner Gillmer

    Werner Gillmer

    Senior Linux / UNIX system administrator

    South Africa - Last active: 11/14/2013 - Tests: 2

    I have over 12 years Linux and UNIX (BSD, Solaris, HP-UX) experience working for various corporate clients. My core skills are but not limited to : * Setting up and adminstrating HA (high availibility / load balanced)/ Cloud Linux/UNIX envirouments. * Setting up commercial cloud envirouments (Amazon, Heroku, Azure, etc.) * Configuration of Web services (Apache, nginx, lighthttp, tomcat, glassfish, jboss, etc.) * Setting up DHCP, DNS, ftp, ssh, proxy servers etc. * Security (iptables firewall, snort IDS, Nessus and OpenVAS scanners) * Setting up honeypots using honeyd * System auditing (security penetration testing) * System scripting and automation in Bash, Ruby, Perl, Python, Awk, Sed. * System automation with puppet and chef * Monitoring solutions with Zabbix, Nagios * Setting up CMS systems, Drupal, Wordpress, and all the other well known cms's. * MySQL and PostgreSQL * Setup and configure various network topology's and services using Linux/UNIX servers. * Technical support.

    $27.78 /hr
    7 hours
    5.00
  2. Artur R.

    Artur R.

    Systems Engineer/DevOps

    Canada - Last active: 2 months ago - Tests: 4

    I am a Experienced Systems Engineer/DevOps with more then 12 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
    3 hours
    4.94
  3. Oubram Mohamed

    Oubram Mohamed Agency Contractor

    Asterisk/Elastix/Freepbx/VoIP/Chan Dongle/Raspberry/Network specialist

    Morocco - Last active: 5 months ago - Tests: 3 - Portfolio: 2

    i am a VoIP specialist dealing with Asterisk and voip billing Asterisk based servers: Freepbx Elastix A2billing and Kamailio. i have collected much experience in installing and configuring VoIP servers and giving support for costumers during my last job position at Voipmaroc and Nogafone. during my last jobs i was charged to deploy a voip call center based on Elastix for DYARelmansour , a construction company leader in Morocco , and a call center ViciDial for EIGENVALUE based in Morocco and for many end user of IPBX appliances and customized IPbx installations based on asterisk. I have setup many Asterisk servers for many customers in Freelancing and Deployed many Gsmgateways and Asterisk based Gsmgateways. I have also installed and deployed Raspberry and Huawei Dongles as Cheap Gsmgateways . besides , i have Also setup some complex VoIP topologies for call Routing and Terminations via VPN . my diplomat at network engineering and Centos Linux experience helped me to devolope my skills in VoIP. i am ready to serve.

    Associated with: BRAMZ, BlueGoose Tech

    $21.11 /hr
    232 hours
    5.00
  4. Falina Baksh

    System Administrator / Web Developer

    Trinidad and Tobago - Last active: 1 day ago - Tests: 10

    I have 10 years of experience in the IT industry working with Start-Ups, Corporate Enterprises and Freelancing with Small Businesses. My skills have been developed on an as-needed basis, and includes but not limited to : * Windows / Linux Server Administration, * Scripting(VB, Bash), * Web Application Development(PHP, MYSQL), * Network Administration (Switching & Routing: mostly Cisco, some Juniper experience) Some of the recent projects I have worked on include: * Network Segmentation for a 5 site WAN, migrated from switched layout to a routed segment at each site, using OSPF for optimized routing and growth. * Web Application Development for Government of Anguilla to process and analyze data from Environmental Survey. The main goal was to allow surveys to be submitted and then provide statistics based on answers per question. The solution was completed using PHP / MYSQL backend and a Bootstrap Template for the frontend. * Integration Scripts for Online Casino to poll and send data between their Casino Software provider and their Affiliate System using their APIs. The scripts were written in PHP and exposed some settings and data in a web-based portal. * Asterisk Based PBX for Call Center using a SIP trunk for International Support.

    $20.00 /hr
    25 hours
    4.93
  5. Kaspars V.

    $44.44 /hr
    113 hours
    5.00
  6. Michael P.

    5 Star USA Web Applications Developer

    United States - Last active: 06/01/2013 - Tests: 5

    Todays world is ever evolving. You need an expert who will evolve with the world and help bridge the gap between your needs and the latest technology. I provide frustration free, clean, and clear solutions that you and your business can rely on. Good help is hard to find..correction, was hard to find. Send me a note. Let's talk today. Technologies I'm Currently working with: -Magento -CodeIgniter -Yii -HTML5 -CSS3 -PHP5 -JSON -XML -SOAP -REST -mongoDB -MYSQL -Postgres -Javascript / jQuery / Backbone.js / Node.js / Socket.io / Three.js / Kinetic.js / Require.js / CanJS

    $110.00 /hr
    225 hours
    5.00