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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, 130 CentOS projects are completed every quarter on Upwork.

130

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: August 1, 2015
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  1. Bogdan daniel S.

    Bogdan daniel S.

    VCP, MCSA, Exchange, Vmware, HyperV, Servers Expert Admin

    Romania - Last active: 3 days ago - Tests: 8 - Portfolio: 1

    10+ years experience in Information Technology (IT) Major areas of expertise: VMware and Microsoft virtualization technologies. Designing and implementing fault-tolerant virtualization clusters SAN and NAS systems (iSCSI, FC) Windows 2003 / 2008 / 2012 Server * Active Directory * Microsoft ISA Server and TMG * Clustering * MS Windows XP/Vista/7/8 desktop/workstation operating systems * Centralized anitivirus systems WSUS * TCP/IP, Switching and Routing * Firewalls IBM, HP, Dell Servers * DNS, DHCP, Wins * Print Server * File Server * Network and Servers documentation * LAN hardware/software administration, design, installation and configuration * Print Server * LAMP Administration * Linux services : squid, postfix, dovecot, firewall, ldap, mysql, nagios, dhcp, bind etc Certifications: MCP - Microsoft Certified Professional MCSA - Microsoft Certified Systems Administrator VCP - Vmware Certified Professional VCP-510 * VCA-DCV - Vmware Certified Associate Data Center Virtualization.

    Groups: Microsoft Certified Professionals

    $22.22 /hr
    2,644 hours
    4.68
  2. Gustavo Henrique Mascarenhas Machado

    Gustavo Henrique Mascarenhas Machado

    Software Engineer

    Brazil - Last active: 6 days ago - Tests: 12

    I'm a Software Engineer with 6 years of experience. I'm focused on building scalable and efficient web applications and on maintaining and modernizing legacy systems (specially in PHP). My website: https://guh.me My experience: - 6 years of PHP, HTML, CSS and JavaScript experience - 3 years of Ruby and Ruby on Rails experience - 5 years of MySQL experience - 3 years of PostgreSQL experience - 4 years of Linux experience (including server management) - Knowledge in E-commerce Systems, Payment Gateways, Python, C++, Haskell, bash, Interaction Design, Usability and Statistics - Bachelor of Biomedical Sciences and soon to be Bachelor of Computer Information Systems - Practical software experience on the fields of online payments, e-commerce, civil construction, ERPs and agricultural commodities trading

    $30.00 /hr
    0 hours
    0.00
  3. Rafal K.

    Rafal K.

    PHP Team Lead / Architect / Senior developer

    Poland - Last active: 2 months ago - Tests: 5 - Portfolio: 2

    I'm interesting in long term projects. Business process automation to bring good quality of service is my main goal. As system architect I integrate best development practices to projects with huge clients base and complex business logic. This includes: - Continuous Integration (revision control system, testing, bugtracking, code quality, automatic deployment) - Application health monitoring and notifications - System backups and disaster recovery plan - Api building (REST API, SOAP) - Integration with remote systems - Working in SCRUM/KANBUN enviroment My preferable tools for new projects implementation and migration of legacy code are currently Zend Framework 2, Symfony 2 and Phalcon. As an in-office employee I had 7 years experience in IT software development area. Now I'm totally focused on fulltime remote work with flexible worktime. Usually this includes morning/weekly meetings and bugtracking system to add tasks. Most of the time I'm available on Skype, Hangouts and email. My personal mobile phone number can be used for emergency notifications/calls too. Technology stack: - Zend Framework 2, Symfony 2, Phalcon (all with TDD in PHPUnit) - Doctrine2 based on MySQL (MariaDB with TokuDB), PostgreSQL, MongoDB(TokuMX) - Apache - Memcached - Git/Svn - Jira / Bitbucket - Continuous Integration (Jenkins) - AngularJS

    $55.56 /hr
    45 hours
    5.00
  4. Jesse S.

    Jesse S.

    Live, Love and Leave a Legacy!

    United States - Last active: 5 days ago - Portfolio: 1

    I am a scholar and a scientist. I have experience with fundamental research in physical chemistry, biology, biotechnology. I have used high performance computing environments with hundreds of nodes to produce data relating to coarse grained models of water. I have presented my research at 3 annual international ACS conferences and have enjoyed teaching undergraduate chemistry labs at the university of utah for the past 3 years. I am experienced developing applications with mobile (iOS, Android, windows mobile) and have several applications available on the app store. I am fluent in front and backend web technologies as well as project management, consulting, business management and software development.

    $66.00 /hr
    0 hours
    5.00
  5. Vadim Golub

    Vadim Golub

    Systems engineer

    United States - Last active: 06/17/2014 - Tests: 6

    Productive self-starter with a strong work ethic and analytical skills who consistently achieves goals and has five years of proven experience in network/hardware/systems operation and administration, technical support, and help-desk. Specialties: Network and Systems administration, deployment, migration and support; IT Project Management; Web platform development.

    $27.78 /hr
    0 hours
    0.00
  6. Malik waqas A.

    Malik waqas A.

    SQA Engineer

    Pakistan - Last active: 08/12/2013 - Tests: 2

    I have 6 years of Validation/Verification & UAT experience in highly reputed and huge telco’s like mtc Vodafone (Nigeria), Zain (Bahrain), VIVA (Kuwait), Mobily(KSA), Mobilink (Pakistan) & PTCL (Pakistan), with added experience in Technical writing and Scripting/Development

    $3.33 /hr
    0 hours
    0.00
  7. Reena Vyas

    Expert Java/Hadoop Developer (With 8 years experience)

    India - Last active: 03/02/2014

    Sun Certified Java Programmer (SCJP) programmer having hands on experience with Core Java, Java Swing, JSP, Servlet, ZK Framework and BI tools like JasperServer, iReport. I Also have good exposure to the most demanding Big Data technologies like Hadoop, Map Reduce Programming, Oozie, and proprietary version of Hadoop like Cloudera Hadoop along with Cloudera Manager, Cloudera Manager API.

    $22.22 /hr
    0 hours
    0.00