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

Upwork CentOS Jobs Completed Quarterly

On average, 131 CentOS projects are completed every quarter on Upwork.

131

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 4.86.

4.86
Last updated: September 1, 2015
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  1. Alexander G.

    Alexander G.

    System Administrator

    Russia - Tests: 2

    Over the last 5 years, I have administrated Bank IT Systems, including Windows and Linux Operating systems, Apache web servers, MySQL databases, Virtualization platforms: Microsoft Hyper-V, Citrix XenServer, Citrix XenDesktop, Citrix XenApp, VMware vSphere and VMware View. Good skills and knowledge in network administration and SSL technologies including IT Security best practices. During this period I planned, deployed and maintained infrastructure services for ISP Provider(webhosting company), including Microsoft Exchange 2010 in multi-tenant environment, Apache web servers, Windows IIS, DNS, Network(Juniper), PHP, SSL, MySQL and so on. At least, last time I mostly acting as IT Infrastructure Project manager and IT Solutions Architect. In this role I completed projects like the following: migration from Lotus Notes to Microsoft Exchange 2010, Planning and deploying Disaster Recovery Site for Bank, implementation of learning portal on Microsoft SharePoint, migration to unified Active Directory and some others.

    $20.00 /hr
    0 hours
    0.00
  2. Raul C.

    Raul C.

    Server administrator,webdesigner

    Romania - Tests: 1 - Portfolio: 3

    I am a linux server administrator since 2009. I also offer tehnical and sales support for webhosting (cpanel,WHM),radio hosting (WHMSonic) and game hosting (GameCP). As a server administrator I work with Linux operating systems. As a webdesigner I work only with CMS's like Joomla, Wordpress, Prestashop. I have also skills in: - WHMCS - Microsoft Office - writing articles about hosting domain, articles about software

    $23.00 /hr
    0 hours
    0.00
  3. Alexander Zborovsky

    Alexander Zborovsky

    Linux System Administrator

    Moldova - Tests: 3

    My experience as Linux and Network administrator exceeds 10 years. I have an extensive IT background. Linux & Networking are my favourite things :) OS: Linux - expert (CentOS, RHEL, Debian) Virtualisation: Vmware vSphere. Web servers: Apache, nginx LAMP/LNMP stack Control panels: ISPConfig Database: Mysql, Sybase Proxies: Squid Mail servers: Sendmail, Exim, Courier-IMAP, Dovecot, AntiSpam (MailScanner, spamd,etc.) High availability: DRBD, heartbeat, RHCS, Pacemaker Automation: shell scripting VoIP: Asterisk (DAHDI, libss7, fax2email and etc.) Network technologies: DNS, DHCP, VPN, packet routing and switching, firewalls (Linux iptables, iproute, NAT, etc.), Authentification, file and print servers. Remote access servers. VPN and tunnels (IPIP, IP GRE). Network equipment: Enterasys, HP, Cisco, Mikrotik, Ubiquity, Allied Telesys, 3Com. Monitoring: SNMP, MRTG, RRDtool, Cacti, Nagios, HostMonitor, etc. Data backup: CA BrightStore Arcserve Backup and other. Hardware: HP server equipment (DL, ML, BL lines) and HP storage systems.

    $10.00 /hr
    0 hours
    0.00
  4. Alice W. Agency Contractor

    Senior Android/iOS Developer

    China - Tests: 2 - Portfolio: 3

    I have been working in IT industry more than 10 years. In last 10 years, I worked as developer,QA. I have much experience of project estimation, project/test plan development and android/iOS apps development experience. I am focus on customers’ success, customers’ success is my success.

    Associated with: FinderSoft Agency

    $38.89 /hr
    687 hours
    5.00
  5. Taqui Mohammed WaliUddin

    Taqui Mohammed WaliUddin Agency Contractor

    Atlassian Expert / JAVA Developer

    India - Tests: 3

    Software developer with three years of experience in developing application in java and python on Linux platform. Have strong experience of developing web 2.o platform UI on HTML5, CSS3, Java Script, JQuery framework. Have implemented web deployment and management in NGINX, Apache Httpd and implemented advances system management mechanism like reverse proxy, SSL termination, load balancing. Solid implementation experience of databases – mysql , oracle , postgres , mongodb. Implemented Mysql Galera cluster replication and Oracle RAC. Very good shell scripting experience towards system automation. Solid understanding on software development methodologies and implemented Atlassian ALM tools towards setting application lifecycle management.

    Associated with: PTR Technologies

    $15.00 /hr
    106 hours
    0.00
  6. Joel L.

    Joel L.

    IT Consultant

    United States - Tests: 4 - Portfolio: 1

    15 years of experience in Customer Service, Technical Support and Break/Fix. 9 years of Linux System Administration (performed in parallel with the above) 1 year as a Network Security Analyst. My particular specialty is troubleshooting and problem analysis. More specifically, taking large problems, breaking them into component issues, and resolving the resulting list of issues, thus eliminating the original problem.

    $33.33 /hr
    15 hours
    0.00
  7. Max F.

    Max F.

    PHP Developer

    Ukraine - Tests: 3 - Portfolio: 1

    PHP developer since May 2009, specialising in OO design and predominantly working with high traffic, large data volume projects. Possessing considerable knowledge of the development of web applications and scripts using PHP programming language and MySQL & PostgreSQL databases. Experienced in developing applications and solutions for a wide range of corporate. In all, a very in depth understanding of everything that glues the internet together. Key skills: - Object Oriented PHP, 4 years experience including PHP5, OOP, Zend Framework, Yii Framework, Phalcon; - MySQL, PostgreSQL; - HTML, CSS, JavaScript including jQuery, W3C standards, accessibility; - SVN, Git; - Linux Ubuntu, Debian, FreeBSD, Centos; - Working with JIRA; - Friendly, outgoing and ambitious.

    $11.11 /hr
    0 hours
    0.00
  8. Juan Pablo

    Juan Pablo

    Web & Elastix developer

    Ecuador - Tests: 1

    Programmer for 15 years, I have focused mainly on the development of Web applications using PHP on the backend and Javascript / Html in the frontend. The last 3 years I have been using the Elastix framework -based on PHP- for developing custom modules. Within the requirements that most customers make is customizing the Elastix Call Center. My mission: to deliver value-added solutions based on software with the best cost-benefit.

    $38.89 /hr
    1 hours
    0.00