CentOS Freelancers

Browse CentOS job posts for project examples or post your job on oDesk for free!

CentOS Job Cost Overview

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

oDesk CentOS Jobs Completed Quarterly

On average, 148 CentOS projects are completed every quarter on oDesk.

148

Time to Complete oDesk CentOS Jobs

Time needed to complete a CentOS project on oDesk.

Average CentOS Freelancer Feedback Score

CentOS oDesk freelancers typically receive a client rating of 4.85.

4.85
Last updated: May 1, 2015
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Alexander C.

Alexander C.

Scala / Java / Haskell developer, Full Stack Engin...

Russia - Last active: 05/31/2014 - Tests: 2 - Portfolio: 4

Java developer with 8 years of experience. Now also Groovy(2 years) and Scala(1.5 years) developer. Java: Hadoop, Nutch , Lucene/SOLR/ElasticSearch, Morphia(MongoDB ORM), parsers/crawlers(using Apache Httpclient, HtmlUnit and own microframework), Web MVC(Struts 1.x/Grails), Java Desktop Applicatins(Swing) / Applets, webservices (w. Restlet framework), RabbitMQ Java client, Riak Java Client Scala: PlayFramework 2.x, Lift, Akka, ReactiveMongo Groovy: Groovy scripts / Gant build scripts / Gradle Databases: SQL(PostgreSQL/MySQL), MongoDB, Riak, SOLR/ElasticSearch PHP scripts, linux(fedora/centos/ubuntu) server administration, SVN / Git, SEO methods/scripts, affiliate marketing. Check my blog(chepurnoy.org)/GitHub(kushti) also.

$60.00 /hr
1,026 hours
4.84
Mark Ritchie

Mark Ritchie

Senior Systems Admin, Network Admin

Canada - Last active: 11/25/2014 - Tests: 4 - Portfolio: 1

An IT Professional with over 15 years hands on experience on Systems, Servers and VMWare administration. Specialties: 1. Windows Server 2008 2. Microsoft Exchange Server 5.5, 2003, 2007, 2010, 2013 3. Anti-virus/Malware removal 4. Active Directory, DNS, DHCP, File Services, DFS, WSUS administration and troubleshooting 5. Network configuration(tcp-ip/cisco ios/monitoring) 6. Symanted Backupexec, Acronis, Appassure Replay 7. VPN and Remote access 8. Disaster Recovery, from bare metal restores, to VMware rebuilds

$55.56 /hr
102 hours
4.93
Minh N.

Minh N.

Linux Admin / Freelaner SystemAdmin /AWS Ec2/ Ngin...

Vietnam - Last active: 3 days ago - Tests: 6 - Portfolio: 4

I have been Server Admin and Web Developer for over 10 years, I worked with many top-rated websites all over the world. I am expert with LEMP and LAMP system, very good at speeding up servers and sites. For some personal reasons, I MOVED back to Vietnam. I am also working at Elance and Freelancer. If you need references, please don't hesitate to contact me. http://vincosolution.com/ My Blog: http://blog.vincosolution.com/ My Linkedin: https://www.linkedin.com/profile/view?id=204192625 Security Portfolio: http://goo.gl/75iNSS http://packetstormsecurity.com/files/author/8194/ http://sangte.blogspot.com/ Hall of Fame: https://www.apachefriends.org/about.html - Linux maintaince/troubleshooting (RHEL, Centos, Debian, Ubuntu, FreeBSD, gentoo, Mac OS X Server) - Windows Maintaince / Troubletshooting (Windows Server 2003-2012, Hyper-V, Lync, SharePoint Server 2010-2013) - Virtualization: (Vmware Esxi 5.x, Openvz, Virtuozzo, Xen, KVM, Vserver) - Cloud hosting (Amazon EC2, AWS, S3, RDS, simple Cache) - Networking (dhcp, DNS:powerdns/bind/named, vpn: openvpn/pptp, firewalls: iptables/ipfw, qos, proxies, tcpdump) - Web servers (apache, nginx, lighttpd, tomcat, ssl installation and troubleshooting) - Caching ( apc/xcache/memcached/varnish/nginx) - Load Balancer (Nginx/Haproxy/Hardware LB) - Mail servers (exim, postfix, qmail, antispam/ antivirus: clamav/spamassassin/amavis, courier, dovecot) - Bulk marketing (Dkim, spf, high speed/inboxing, interspire) - Automation (puppet, perl/shell/awk scripting) - Monitoring (nagios, zabbix, munin) - Hosting Control Panels (Cpanel/WHM, Plesk, Directadmin, ISPconfig..). - Mobile Application (Android / iOS / Windows Phone)

$38.89 /hr
1,730 hours
4.87
Shantonu Sarker

Shantonu Sarker

Performance & Automation Engineer,Java/C# Unit Tes...

Bangladesh - Last active: 6 days ago - Tests: 9 - Portfolio: 33

9+ Years Experienced,Highly skilled Test Developer From Bangladesh:Work Areas. 1. Performance Testing, Debugging, Profiling & Investigation(Jmeter, LoadRunner, ANTS,DotTrace, Yourkit)** 2. Automation/Unit Testing in Web and Mobile Apps(Selenium, CodeCeption, Robotium, Sahi, Pex-Mole-Calabash)** 3. Software/Framework Development / Data Scrapping(Java/C#)** 4. End to End Software Test Design/Planning/Strategy** Exp : http://shantonusarker.blogspot.com/p/experience.html . Offers : http://shantonusarker.blogspot.com/p/hireme.html . My Gadgets & Gears : http://shantonusarker.blogspot.com/p/gadgets.html* Experienced areas : -Performance testing in JMeter/Load UI/SOAP UI/ WAPT/LoadRunner/Visual Studio Load Test/WinRunner/WCF Test -Performance Profiling and Investigation for DotNet and Java Application using ANTS, DotTrace, Yourkit, PerfView, VisualVM, Hprof. -Functional testing/ Framework building in Selenium/Sahi/Coded UI, VS Test/TestComplete/TestNG/NUnit/XUnit/JUnit/Robotium/MonkeyTalk/Pex/Mole/Behave -Flash Automation using Genie/Flash Selenium -BDD with cucumber, Calabash-android, Ruby -Developing tools(C#,JAVA, C++) for testing ,validation & reporting. -Bing Map API/ Google MAP API integration with c# and java -Data Crawling/Scrapping using JAVA(Jsoup/nutch/solar) & C# DotNet -Unit Tests and Integration Tests on a. C#, ASP.Net,SharePoint 2010(on Layer Architecture with Nunit,XUnit, MS Test, PEX, Moles ,Behave) b. J2EE, J2SE (Junit, TestNG, c. Android (Junit, Robotium ) d. PHP(php unit) /codeception/ CasperJS -Mobile Automation using Robotium /CalaBash/Monkey Talk -Security Testing(SQL Injection, Pin-testing, Cross Site Scripting) with Acunetix and Firefox/chrome extensions -Bug/Issue Investigation(Root Cause Analysis) and Tracking -Software design and documentation using UML 2.0 for Layer Architecture. -Training in SQA/Testing & Development (JAVA,C# .Net)

$40.00 /hr
417 hours
4.97
lajpat singh

lajpat singh

PowerMTA/Interspire expert

India - Last active: 12/12/2014 - Tests: 4

I have expertise in configuration of PowerMTA and Interspire Email Marketer with Feedback Loop, Multi-Thread, Spins and other Addons. Currently running 9 server with /24 and /25 IP blocks. I have good relationship with Data Centers, can get fresh IPs with latest hardware server. We also offer Business Process Outsourcing, having good staff for Data Entry Projects with accuracy up to 95%. Previous Experience:- Having 6+ years of in Software Development, I have developed many Small and Enterprise level Web Applications using HTML, C#, ASP.NET, AJAX, MS SQL 2005, JavaScript, JQuery. I also have experience in Requirement Analysis, Designing, and Testing. I have been following best programming practices to meet quality standards. I have the ability to work as an individual and in a team.

$33.33 /hr
0 hours
5.00
David B.

David B.

PHP/MySQL Developer Specializing in E-Commerce Pla...

United States - Last active: 4 days ago - Tests: 7

Over the last 9 years, I have specialized in e-commerce. I got my start working on simple osCommerce installations. Since then, I have progressed to building and working with highly-customized and integrated platforms, becoming an expert in PHP/MySQL, HTACCESS, JavaScript, AJAX, jQuery, and XML. I have also had the opportunity to work extensively with many other frameworks and API's. I have a lot of experience with Google Adwords API, credit card and shipping interfaces, and numerous other external libraries. I enjoy challenge of optimizing applications for peak performance inventing new methods for automation, streamlining back-end operations, and providing custom analytics. I pride myself on being able to jump into a project quickly and to creatively solve nagging problems. Although I do have experience with HTML and CSS, I am in no way a designer. I am strictly a coder, and, simply put, I love my work. I have worked with over 140 clients on 225+ projects. Excellent communication skills and driven work ethic. I am a perfectionist, and I am not happy until the client is happy.

$72.22 /hr
3,193 hours
3.91
Jibon Costa

Jibon Costa Agency Contractor

Joomla Designer/Developer/E-commerce

Bangladesh - Last active: 12/04/2014 - Tests: 12 - Portfolio: 9

Over 4 years experience on joomla. I have developed a wide range of website using Joomla, HTML, PHP & mysql including sites for startup companies, small companies even for educational institution like colleges or universities. Quick overview: > Joomla 1.5, 2.5, 3.X > Joomla extension development & customization > Joomla template design/coding from PSD or images > Joomla conversion from older version to latest version > PHP, HTML5, CSS3, Javascript, Jquery, Mysql > CakePHP framework > E-commerce Specialist > Virtuemart shopping system > Virtuemart extension development > Virtuemart customization > Jomsocial > Sobipro > Kunena forum > Mediawiki integration I have developed many extensions for joomla too. Can be able to create any kinds of e-commerce, static & flash site. I have a wide knowledge on customized different extensions & templates. Even I have good knowledge on CSS so I am able to change the existence template design also. I have also good knowledge on WordPress, Drupal, elgg for installation, configuration & Theme/Templates designed & customization. I am able to create any kinds of forum using phpbb, mybb, kunena ,vbulletin etc software's. I have also a good knowledge on Adobe Dreamweaver, Adobe photoshop, Illustrator for various purpose of designing & customization of templates. I am able to use accounting based software like tally, gnu cash for various accounting related purpose. I am honest,sincere & punctual of timing to doing job. Don't hesitate to accept me as your working partner

Associated with: Dynamic Virtual Solution
$11.11 /hr
346 hours
5.00
Hardik Shah

Hardik Shah Agency Contractor

J2EE Grails Developer

India - Last active: 4 days ago - Tests: 2 - Portfolio: 4

- I've total 4 years of experience in Java/J2ee technology. - Having 2+ years of experience in Groovy & Grails - Having extensive experience with tomcat server and working with CentOS - Having experience in MySQL, Oracle 10G and MongoDB databases. - Having extensive experience in Spring, Hibernate and Struts frameworks. - Having experience in sub version control like Git, SVN etc. - Having experience in Payment gateway integration like Paypal, Moneris, DirecPay, HDFC etc. - Having skill to develop web application from scratch which includes Fontend & Backend. - Having hands on experience with Frontend technologies like Jquery, Java Script, HTML 5 - Having experience in Real-Estate, Financial, Accounting, E-commerce domains. - I can develop very robust product which will work very smoothly and attract the users. - Can deploy product on any VPS, having extensive experience to work with tomcat server. - Highly involved in client interaction, requirements gathering and development of various functional documents for the systems to be developed. - Good knowledge of design patterns like Singleton, Strategy design patterns - Possess strong leadership, and excellent analytical & problem solving skills. - Ability to work in team as well as independently with minimal supervision.

Associated with: Grails Titan IT Service
$13.33 /hr
86 hours
4.23