Linux System Administrators & Developers

Showing 3,061 freelancers

Linux System Administrators & Developers

Showing 3,061 freelancers

Get Your Linux System Administration Project Started Today!

Post your Linux system administration project on oDesk and find Linux experts and system administrators to assist you with your Linux server installation, configuration, maintenance and technical support tasks. These experienced consultants can manage your Linux network and infrastructure security or perform backups and security scans or updates and identify threats on your Linux OS system. They can also deploy web applications, eCommerce systems and content management systems on your Linux server, or migrate your virtual machine to a physical Linux server. You can also find a professional Linux sysadmin, experienced in system monitoring and control tools, to manage and optimize your Linux-based server farm.

Linux is a collection of free and open-source, cross-platform, Unix-like operating system distributions, among which the most widely known are Ubuntu, Red Hat and Slackware. On oDesk, the world’s largest online workplace, you can find experienced Linux system administrators to set up dedicated Linux web servers, install web hosting control panels (like ZPanel, Plesk, cPanel or DirectAdmin), set up SQL databases and file managers or configure Linux server security and accounts.

Browse Linux System Administration job posts for project examples or post your job on oDesk for free!

Linux System Administration Job Cost Overview

Typical total cost of oDesk Linux System Administration projects based on completed and fixed-price jobs.

oDesk Linux System Administration Jobs Completed Quarterly

On average, 612 Linux System Administration projects are completed every quarter on oDesk.

612

Time to Complete oDesk Linux System Administration Jobs

Time needed to complete a Linux System Administration project on oDesk.

Average Linux System Administration Freelancer Feedback Score

Linux System Administration oDesk freelancers typically receive a client rating of 4.78.

4.78

Last updated: March 1, 2015

  • Web/Software Developer, LAMP Admin with 23+ Yrs of Experience

    Senior developer/project manager, with over 19 years experience, who specializes in web (PHP/MySQL/(X)HTML/CSS/AJAX/JavaScript/XML and everything web-related) and software (C/C++/Qt) development and system administering (Linux/UNIX, security, monitoring, optimization, fine-tuning, cloud … more

    Senior developer/project manager, with over 19 years experience, who specializes in web (PHP/MySQL/(X)HTML/CSS/AJAX/JavaScript/XML and everything web-related) and software (C/C++/Qt) development and system administering (Linux/UNIX, security, monitoring, optimization, fine-tuning, cloud computing).Over the past years I have worked in consulting environment and implemented a multitude of web solutions, for a number of clients, on time and on budget. I am a team player (although can work alone) capable of learning quickly and becoming a valued member of any team. I am always searching for an opportunity to expand experience, learn something new and work on challenging and interesting projects.I do not fear any difficulties, can work under time pressure and strive for superb quality of everything I do (this means scalability, code quality and cleanness, strict adherence to standards etc). If you have an interesting project and you want to have it completed in workmanlike manner, you are always welcome!My credo is "Everything worth doing worth doing well" — I always do more than you expect.  less

    php mysql c++ html xhtml css yii-framework smarty ajax qt jquery javascript xml nginx ecmascript xslt firebird interbase xsd xpath xmpp seo xquery wordpress ubuntu kohana codeigniter on-page-optimization sqlite linux-system-administration security unit-testing valgrind virus-removal clamav 00 more less
    • $55.56 HOURLY RATE
    • 5.0
    • 11111 HOURS
    • UKRAINE
    • LAST ACTIVE
    • 20 PORTFOLIO ITEMS
    • 32 TESTS
    GROUPS:
    ASSOCIATED WITH:
  • Software Architect and Developer

    I have been developing Asterisk based telephony systems for more then 8 years and have very extensive, more than 18 years, Linux development experience. I have provided Asterisk and OpenSIPS cloud based solutions that comprise both back and front-end components … more

    I have been developing Asterisk based telephony systems for more then 8 years and have very extensive, more than 18 years, Linux development experience. I have provided Asterisk and OpenSIPS cloud based solutions that comprise both back and front-end components and include complex dial-plans, IVRs and AGI scripts, in the following areas: - Hosted PBX applications - Conference bridge applications - Call Center applications - Intelligent Telephony load and stress test applications - Asterisk ARI - Asterisk WebRTC - REST API, OAuth 2.0 I have designed and developed Asterisk based Call Center system that is running on the AWS EC2 instances. This system is successfully integrated with the following platforms: - Proprietary CRMs - vTiger - Bigcommerce - Shopify - Nation Builder - NGP VAN I have very extensive customer support experience and good at writing user guides and developer API documentations. In addition I have a Project Management certificate.  less

    c php asterisk html javascript linux-system-administration amazon-ec2 opensips mysql ssl 00 more less
    • $38.89 HOURLY RATE
    • 5.0
    • 540 HOURS
    • CANADA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 1 TEST
  • Certified Web/Software Architect with 10 years experience

    Experience : Experience in architecting and developing softwares for broad range of industries, including Building Management, Energy Management, etc. Have took part in many full SDLC projects and architected few Hybrid products. Well versed with the new paradigm shifts in programming … more

    Experience : Experience in architecting and developing softwares for broad range of industries, including Building Management, Energy Management, etc. Have took part in many full SDLC projects and architected few Hybrid products. Well versed with the new paradigm shifts in programming and sound knowledge and experience in system level programming , as well as application programming - especially cross platform complaint solutions. Good linux admin skills as well as automation of many process using scripts. Through knowledge and practical knowhow on scalable web applications as well as web databases. Designed many e-commerce related portals from scratch and made scalable and user friendly approach in the solutions. Have a good overlook on the various aspects of product development and product management and also took part in and contributed to many product marketing strategy building activities. Decade long experience with various technologies and platforms make me learn more and make myself better utilized in various solution architecting and managing activities. Certifications : Certified Software Architect - Carnegie Melon University Certified Green Belt - Six Sigma Engineer (Process) Certified Scrum Master - Scrum Alliance (Agile) Programming/Scripting Languages : C++, PHP, JAVA,JSP,PERL, JAVASCRIPT, HTML5 , CSS2&3, Frameworks/Tools Used : QT using C++, JPA2 - Hibernate, Spring web-mvc, Spring data, Spring security , Spring web flow, Code Igniter, CakePHP, jQuery ,Backbonejs , Underscorejs, Knockoutjs, WebRTC - peerjs, SASS, LESS , REST, SOAP , RTSP, ffmpeg videojs etc. Servers Used , Apache(for php and mysql), Apache Tomcat for java, Glassfish Planning tools used : JIRA , CONFLUENCE, TRELLO, ASANA, Basecamp, Balsamiq Databases - Relational => MySql - Oracle Databases - NoSql => {'Mongo'}, /CouchDb, Solr My Strengths : 1. Quick Learner 2.Perfection (Altruistic) 3. Business Perspective Presently doing partial user experience designing activities - user interviews, Mockups, Card Sorting, Information Architecture, Persona Creation. TRAININGS HTML5, CSS3 and Java Script Training from Microsoft Microsoft training in Win8 Mobile Application Development. Startup Engineering, Standford Unversity Hadoop & Big Data Analytics, Edureka Data Scientist, University of Washington Spring Training from VMWare Mostly online through skype and hangout.  less

    php c++ javascript c css ajax core-java jquery html5 magento opencart amazon-ec2 scrum objective-c wordpress tcp-ip amazon-web-services multithreaded-programming qt oscommerce jquery-mobile ecommerce-consulting payment-gateway-integration payment-processing authorize.net paypal-api api-development api-documentation facebook-api google-analytics google-apps adobe-photoshop linux-system-administration fedora linux-slackware freebsd solaris-administration virtualization embedded-c embedded-systems agile-software-development 00 more less
    • $30.00 HOURLY RATE
    • 5.0
    • 672 HOURS
    • INDIA
    • LAST ACTIVE
    • 7 PORTFOLIO ITEMS
    • 15 TESTS
    ASSOCIATED WITH:
  • Linux Cloud Engineer / 14 Years Real World Experience

    Daily engineering and administration of OpenBSD, FreeBSD, Linux and Windows based operating environments. LAN/WAN: Experience identifying a large number of network and host based security problems. Stabilized the bandwidth billing system for accuracy and provided assistance to the web … more

    Daily engineering and administration of OpenBSD, FreeBSD, Linux and Windows based operating environments. LAN/WAN: Experience identifying a large number of network and host based security problems. Stabilized the bandwidth billing system for accuracy and provided assistance to the web development team. UNX(tm)/Linux/BSD: Designed and built a custom Enterprises Data Ware House utilizing RedHat Enterprise Linux, IBM Information Server, and the Sun N1 toolkit. Back ported the RedHat clustering tools and GFS modules for RedHat Enterprise Linux 4. Customized the operating environment for running the IBM Information Server 8 family of applications, consisting of IBM DB2 V 9.3, IBM WebSphere 6.0, IBM DataStage and IBM QualityStage. Was the single onsite operations point for the HP-UX, Solaris, FreeBSD, MacOS X, and Linux machines. Wrote custom tools for monitoring and metrics. Fluent in the change management process as it relates to Sarbanes Oxley, internal, and external audits. Extensive documentation of custom applications, primarily our custom data warehouse solution. Designed and implemented the company's external web presence using Solaris 10. Utilized zones, the ZFS file system, and hardware RAID on the T2000 platform. Wrote my own tools in Perl, C, and the Bourne shell. Debugged many complex operational problems. Specialties Started running Linux around 1993, kernel was 0.99 Moved onto SunOS and Open/FreeBSD. Since have worked with HP-UX and SCO extensively. Currently work with RHEL, AMI Linux, CentOS, OpenBSD, EC2, Parallels, and Rackspace.  less

    linux-system-administration unix-shell amazon-ec2 virtualization freebsd solaris-administration hp-ux aix security network-security 00 more less
    • $30.00 HOURLY RATE
    • 5.0
    • 5316 HOURS
    • UNITED STATES
    • LAST ACTIVE
    • 2 PORTFOLIO ITEMS
    • 7 TESTS
  • JAVA | PHP | GUI | Macro(win|mac|Linux) | Automation | SEO

    Looking for challenging desktop/web Application development for MAC,WINDOWS,LINUX,Symbian,Android and iOS . I am specially interested in... 1. Cross-Platform Standalone Macro Design. 2. Cross-Platform Automation(web|desktop). 3. Cross-Platform GUI Design. 4. Cross-Platform SEO Utility Design. 5 … more

    Looking for challenging desktop/web Application development for MAC,WINDOWS,LINUX,Symbian,Android and iOS . I am specially interested in... 1. Cross-Platform Standalone Macro Design. 2. Cross-Platform Automation(web|desktop). 3. Cross-Platform GUI Design. 4. Cross-Platform SEO Utility Design. 5. Cross-Platform Database Design. 6. PHP Dynamic Page Design. 7. Mobile Raw Programming and Unlocking (Nokia,Samsung,SE, BB,iPhone) 8. Nokia Sl3 Hash Decryption (Via Brute-force). I achieved sun certificate in 2005 and have 7 years+ experience as a sun certified java trainer. Skill range.. J2SE, J2ME , PHP ,SQL,Windows ,Mac,Linux ,Android,iOS, WordPress , HTML5,Automation,  less

    java php database-design wordpress html5 symbian-development android-app-development netbeans sql mac-os-app-development linux-system-administration 00 more less
    • $7.78 HOURLY RATE
    • 5.0
    • 7 HOURS
    • SRI LANKA
    • LAST ACTIVE
    • 4 PORTFOLIO ITEMS
    • 3 TESTS
    GROUPS:
  • Linux System Administrator

    I am an experienced System Administrator with a wide range of skills, including Linux servers administration, LAMP stack setup, OpenVZ and KVM virtualization, configuring services, working with version control systems and writing system maintenance scripts. I have a hands-on experience … more

    I am an experienced System Administrator with a wide range of skills, including Linux servers administration, LAMP stack setup, OpenVZ and KVM virtualization, configuring services, working with version control systems and writing system maintenance scripts. I have a hands-on experience with Linux, including Ubuntu, CentOS, Red Hat, Gentoo and Debian distributions. I am able to code in OCaml, C, C++, Ruby (including Ruby on Rails), Bash/Zsh and read Java, Python, Haskell, Perl and Common Lisp programs. My most important virtues are: extreme responsibility, easy communication and attention to details.  less

    computer-maintenance openvz unix-shell xml xml-web-services apache-administration ubuntu ruby-on-rails russian forum-posting ukrainian translation-ukrainian-english sql sqlite nosql xquery xslt xsl sound-editing linux-system-administration redmine email-technical-support dns capistrano centos bash redhat-administration bash-shell-scripting kvm-virtualization 00 more less
    • $16.67 HOURLY RATE
    • 5.0
    • 374 HOURS
    • UKRAINE
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 9 TESTS
  • Linux Jedi

    9+ years of experience in the web industry support/abuse and sales. Experienced from small start ups to large scale company deployments on a live environments. Would love to be part of any team small or large. Work very well … more

    9+ years of experience in the web industry support/abuse and sales. Experienced from small start ups to large scale company deployments on a live environments. Would love to be part of any team small or large. Work very well with others or as an army of one. Specialties - Linux, Apache, Nginx ,Cpanel/WHM, Exim, Security - Tomcat, postfix, shibboleth, Cloud, load balancing - AWS, Amazon, CDN, Wordpress, Joomla - Bash, PHP, MySQL, HTML, SEO, XML, ASP - Abuse/Exploit/Hack tracking and debugging. - Advanced Exim tracking/debugging - Very experienced with ddos attacks small to large - Great with high volume of tickets/support requests.  less

    bash exim mysql php dns whm nginx apache-administration apache-tomcat linux-system-administration 00 more less
    • $38.89 HOURLY RATE
    • 4.3
    • 513 HOURS
    • UNITED STATES
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 1 TEST
  • 9+ years exp in hosting industry. NIX/WIN servers config/tuning

    server-administration, linux-system-administration, windows-administration, unix, freebsd, clustering, amazon-web-services, virtualization, openvz, plesk, cpanel, customer-support, helpdesk-support, internet-applications, database-management, mysql, postgresql, microsoft-sql-server, rdbms, mail-servers, dns, web-services, iis, apache, lighttpd, nginx, apache-tomcat, jboss, security, openvpn, billing

    centos freebsd windows-administration virtualization linux-system-administration unix-shell unix-system-administration apache-administration apache-tomcat iis haproxy dbms mysql sqlite oracle-database oracle-application-server microsoft-visio virtuoso vmware-administration ftp ssl ssh helpdesk-support sendmail exim postfix nagios zabbix snmp cpanel whm plesk php perl c++ bash borland-c++-builder microsoft-visual-c++ svn tortoise-svn vpn openvz openvpn technical-support redhat-administration 00 more less
    • $33.33 HOURLY RATE
    • 5.0
    • 1570 HOURS
    • MONTENEGRO
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 7 TESTS
  • Professional Python and Django developer

    Hello! Over last 7 years I have developed a wide range of websites, services, scripts and decisions. The mainstream of my activity is web development. The set of services I provide includes: - server-side programming on Python using framework Django (sometimes … more

    Hello! Over last 7 years I have developed a wide range of websites, services, scripts and decisions. The mainstream of my activity is web development. The set of services I provide includes: - server-side programming on Python using framework Django (sometimes I'm programming on Ruby on Rails) - database engineering on MySQL and PostgeSQL - web scraping (I use regular expressions, Scrapy and threading technologies for better performance) - client-side development on JavaScript (using Ajax technology and various frameworks such as jQuery, Prototype) - work with various APIs - administrative routine Linux, Nginx, Apache, MySQL, PostgeSQL, etc. http://www.linkedin.com/in/rterehov  less

    python django-framework sql postgresql mysql git linux-system-administration twitter-bootstrap nginx ruby-on-rails mercurial 00 more less
    • $22.22 HOURLY RATE
    • 4.7
    • 53 HOURS
    • RUSSIA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 4 TESTS
    GROUPS:
  • Web Designer - PSD 2 Responsive HTML/CSS/PHP + WordPress + SEO/SMM/SEM

    As a website developer, designer and administrator for the past 4 years, I have completed over 80 successful contracts with clients from all around the world on many various website projects, mostly Content Management System websites like WordPress and Joomla … more

    As a website developer, designer and administrator for the past 4 years, I have completed over 80 successful contracts with clients from all around the world on many various website projects, mostly Content Management System websites like WordPress and Joomla. I have working experience of coding HTML and CSS design from scratch and implementation of PHP for extensive features of the website. Along with the coding, I am also good at graphics design working with Adobe’s Photoshop and Illustrator. I am always open for new opportunities and seeking for long-term working relationship offers. Services summary: Website Development and Design - HTML - CSS (Responsive) - PHP - ASP.NET C# - jQuery - MySQL Databases - SEO/SEM/SMM Content Management Systems based Solutions - Wordpress - Joomla Graphics Design - Adobe Photoshop - Adobe Illustrator Audio and Video Editing - Sony Vegas Pro - Sony Sound Forge Pro  less

    wordpress html css php adobe-photoshop adobe-dreamweaver c# linux-system-administration mysql psd-to-html 00 more less
    • $20.00 HOURLY RATE
    • 4.9
    • 237 HOURS
    • MACEDONIA
    • LAST ACTIVE
    • 3 PORTFOLIO ITEMS
    • 1 TEST
loading