CentOS Freelancers

Showing 136 freelancers

CentOS Freelancers

Showing 136 freelancers

  • Expert Web Designer and Seo specialist with sound knowledge in Hosting

    Hykster Technology is a leading software company specializing in providing software services to the global market. We deliver significant value to our customers by providing cutting edge technology solutions, project management expertise, analysis of projects at business commercial level and … more

    Hykster Technology is a leading software company specializing in providing software services to the global market. We deliver significant value to our customers by providing cutting edge technology solutions, project management expertise, analysis of projects at business commercial level and above all a strong code of ethics & an unwavering commitment towards customer excellence. Hykster Technologies has already made its mark in the Web Design and Web Development business since 2010.Hykster Technologies not only provide Website Design, Software Development but also provide best options for, Web Hosting, Graphics Design, Web Applications, Mobile Applications, Linux Support, Search Engine Optimization, Domain Registrations and a lot more. Our team of Professionals is always ready to take on any task that would help boost every kind of business's stature in the wide world of web.  less

    web-design linux-system-administration centos ubuntu fedora mobile-app-development web-testing 00 more less
    • $5.56 HOURLY RATE
    • 5.0
    • 0 HOURS
    • INDIA
    • LAST ACTIVE
    • 1 PORTFOLIO ITEM
    • 3 TESTS
  • J2EE Grails Developer

    - 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 … more

    - 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.  less

    grails groovy apache-struts hibernate spring-framework j2ee centos tortoise-svn core-java github 00 more less
    • $13.33 HOURLY RATE
    • 4.0
    • 77 HOURS
    • INDIA
    • LAST ACTIVE
    • 4 PORTFOLIO ITEMS
    • 2 TESTS
  • can't do is not an option

    - Linux maintenance/troubleshooting (RHEL, Centos, Debian), - Cloud hosting (Amazon EC2, AWS, S3), - Networking (dhcp, DNS:powerdns/bind/named, vpn: openvpn/pptp, firewalls: iptables/ipfw, qos, proxies), - Web servers (apache, nginx, lighttpd), - Mail servers (exim, postfix, qmail, antispam/ antivirus: clamav/spamassassin … more

    - Linux maintenance/troubleshooting (RHEL, Centos, Debian), - Cloud hosting (Amazon EC2, AWS, S3), - Networking (dhcp, DNS:powerdns/bind/named, vpn: openvpn/pptp, firewalls: iptables/ipfw, qos, proxies), - Web servers (apache, nginx, lighttpd), - Mail servers (exim, postfix, qmail, antispam/ antivirus: clamav/spamassassin/amavis, courier, dovecot), - Bulk marketing (Dkim, spf, high speed/inboxing, interspire, powermta,returnpath), - Automation (puppet, perl/shell/awk scripting), - Monitoring (nagios, zabbix,cacti), - Database Optimization,Replication (MySQL)  less

    mysql apache-administration lamp-administration postfix amazon-ec2 amazon-web-services squid nginx magento linux-system-administration performance-tuning load-balancing clustering haproxy centos 00 more less
    • $33.33 HOURLY RATE
    • 5.0
    • 97 HOURS
    • UNITED STATES
    • LAST ACTIVE
    • 4 PORTFOLIO ITEMS
    • 1 TEST
  • Java,Android , J2EE , JSF , Asterisk, c#

    More than 4 years of experience in Java development. Frequently used tools and technologies are Eclipse , MyEclipse , JSF (icefaces, rich faces and prime faces) , Ibatis, JavaScript, Jquery , Hibernate , Postgresql (For database), MySql and many others. For OS flavors i mostly … more

    More than 4 years of experience in Java development. Frequently used tools and technologies are Eclipse , MyEclipse , JSF (icefaces, rich faces and prime faces) , Ibatis, JavaScript, Jquery , Hibernate , Postgresql (For database), MySql and many others. For OS flavors i mostly work with Linux (Ubutnu, CentOS) all Microsoft Windows platforms. I am also engaged with Asterisk for different IVR and VOIP projects along java and web integrations. I have good experience with SVNs like Bazaar and tortise. Good knowledge of large code base management. Apart from management and development of Software Projects i also teach programming at University and to some online students.  less

    android-app-development jsp asterisk j2ee linux-system-administration ubuntu centos jsf joomla adobe-photoshop photo-editing 00 more less
    • $22.22 HOURLY RATE
    • 4.7
    • 102 HOURS
    • PAKISTAN
    • LAST ACTIVE
    • 5 PORTFOLIO ITEMS
    • 3 TESTS
  • Expert Wordpress/PHP developer | Scripting expert

    I have lots of experience building and enhancing Wordpress plugins. My main strengths are: - Clean coding - 100% Wordpress coding standard compliant - Availability - usually respond within 5 to 10 minutes to any queries during CST workhours - Fast and top quality work … more

    I have lots of experience building and enhancing Wordpress plugins. My main strengths are: - Clean coding - 100% Wordpress coding standard compliant - Availability - usually respond within 5 to 10 minutes to any queries during CST workhours - Fast and top quality work I also have experience developing web pages using Perl and/or PHP, Javascript/jQuery, VBScript, CSS, Ajax and MySQL databases. I worked for a Fortune 500 automotive company in a reporting and analysis position, and also building and maintaining a website in the company's intranet using Perl and MySQL. After that I was in charge of supporting a website built with Java and the Spring framework, using both MySQL and Oracle databases, for customers worldwide. I also worked at the tech support helpdesk for that same company for over a year, troubleshooting Linux servers and workstations, networking and other data related issues. I was also in charge of administering KBOX ticketing system for over a year, from content management to database administration, to scripting solutions for its customers. I also have knowledge in scripting using different technologies, such as VBScript, Javascript, Linux shell scripting, Perl, and some Powershell, as well as VBA for Excel and HTAs. I was also regularly troubleshooting C and Java programs for bugs and/or enhancements. After that, I moved to a company named Softtek as a Software Engineer, I was part of a team that develops Wordpress plugins and themes for an American multinational conglomerate corporation. The last position I held was for yet another company as a Linux intermediate administrator, where I was in charge of managing users with Centrify and I also installed Cacti to monitor some of the company's servers running CentOS. Currently, I work on my own mostly developing Wordpress plugins and themes. I have specialized myself working on web development, mainly PHP with MySQL databases, but also Javascript/jQuery for the front end.  less

    wordpress php microsoft-excel perl microsoft-visual-basic jquery javascript vbscript centos web-scraping website-development java c data-scraping oracle-database mysql sap-sybase-adaptive-server-enterprise oop vba .net-framework 00 more less
    • $55.56 HOURLY RATE
    • 5.0
    • 70 HOURS
    • MEXICO
    • LAST ACTIVE
    • 2 PORTFOLIO ITEMS
    • 18 TESTS
    GROUPS:
  • node.js (ex. php) backend webdeveloper

    I'm one of the 3% most active JavaScript users on github - see first link in my portfolio. I prefer making keep-it-simple hi speed and highload web applications. I have developed more than 5 RESTfull NodeJS servers for mobile applications … more

    I'm one of the 3% most active JavaScript users on github - see first link in my portfolio. I prefer making keep-it-simple hi speed and highload web applications. I have developed more than 5 RESTfull NodeJS servers for mobile applications. Data exchange were carried via xml/json,and HTTP get/post queries. I have created more than 5 webscrappers/proxies on phantomJS I can use MySQL,PostgreSQL, AmazonRDS, MongoDB, Redis as databases. I can deploy this applications on Centos 6.4 VPS/VDS servers or Heroku Cloud Application Platform. In my work i use git,mercurial and SVN version control systems, for every job i create a private repo at bitbucket.org for (me and customer only) for feedback, bug reports and support. I have a strong background as php/zend/symfony 1.4 developer and linux user since 2002 year.  less

    node.js redis javascript php jquery mysql mongodb apache-administration linux-system-administration centos api-development heroku git mercurial svn ssh nginx symfony zend-framework 00 more less
    • $28.89 HOURLY RATE
    • 4.8
    • 421 HOURS
    • RUSSIA
    • LAST ACTIVE
    • 9 PORTFOLIO ITEMS
    • 6 TESTS
    GROUPS:
  • Linux/Unix System Engineer, Cloud Solutions, Junior Ruby Developer

    Management Systems, provide Infrastructure solutions, always focused to deliver high available solutions, for my clients. OSs: Debian, Ubuntu, Centos WEB deployment: (installation / optimization / deployment /) using: - Apache, Nginx, PHP, MySQL, Varnish, Memcached, Java Applications based on Tomcat - Development Processes automation based … more

    Management Systems, provide Infrastructure solutions, always focused to deliver high available solutions, for my clients. OSs: Debian, Ubuntu, Centos WEB deployment: (installation / optimization / deployment /) using: - Apache, Nginx, PHP, MySQL, Varnish, Memcached, Java Applications based on Tomcat - Development Processes automation based on Jenkins, Puppet. - Deployment (configuration and administration) of web applications built on: - Drupal CMS, Magento, Zend, Symfony Framework Databases (installation, configuration, administration): Mongodb, MySQL Cloud Systems: AWS(auto scaling, Loadbalancer, EC2, S3, Route53, Automations scripts (API)), DigitalOcean PaaS: Openshift Monitoring Tools: - Capturing, analyzing and storing statistics with Logstash, Graylog2, AMPQ, Elasticsearch - Drawing maps with statistics Collectd, Graphite - Alerts, notifications and syslog with Dude, Nagios - Advanced knowledge of Nagios Hight secured VPN system: OpenVPN based Virtualization: ESXi, KVM, OpenVZ Networking: Advanced level of administration Cisco devices: CCNA Certified, Basic level Mikrotik routers Backup Bacula based Storage systems, NFS, Glusterfs. Subversion administration. Chat, Openfire based Basic level: Bash scripting, SQL, Ruby, Capistrano, MongoDB, Vagrant, F5 BIG-IP load balancer, Haproxy  less

    cisco-routers tcp-ip devops agile-software-development jenkins haproxy linux-system-administration mysql openvpn centos apache-administration nginx windows-administration windows-7-administration unix-shell amazon-ec2 amazon-rds amazon-web-services amazon-s3 00 more less
    • $16.67 HOURLY RATE
    • 4.8
    • 538 HOURS
    • ROMANIA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 4 TESTS
  • Network and System Administrator

    Level 3 support for various customers. Technologies: MS Windows 2003/2008 Linux (CentOS) MS Exchange 2003/2007/2010 BlackBerry Enterprise Server Plesk, cPanel SonicWall Firewall, Cisco, Fortigate VPN Tunnels Network Load Balancing and High Availability IIS, Apache, Tomcat DNS Server … more

    Level 3 support for various customers. Technologies: MS Windows 2003/2008 Linux (CentOS) MS Exchange 2003/2007/2010 BlackBerry Enterprise Server Plesk, cPanel SonicWall Firewall, Cisco, Fortigate VPN Tunnels Network Load Balancing and High Availability IIS, Apache, Tomcat DNS Server MACOS Citrix XenServer, Microsoft Hyper-V, Vmware MSSQL, MySQL Exim, Postfix, PowerMTA Elastix, Asterisk, PBX technologies I've been involved in various maintenance and/or implementation projects based on technologies mentioned above.  less

    linux-system-administration firewalls tcp-ip apache-administration iis network-administration vpn virtualization microsoft-virtual-server centos asterisk cisco-asa elastix citrix-xenserver xen-hypervisor xen-cloud-platform windows-nt-administration windows-administration cpanel blackberry-app-development 00 more less
    • $20.00 HOURLY RATE
    • 5.0
    • 883 HOURS
    • ROMANIA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 5 TESTS
  • Linux System Administrator

    Over the last 4 years, I've been working with a Web Hosting support company, where I had to handle cPanel/WHM, Direct admin, Plesk (basic windows hosting), Apache/Litespeed, MySQL, basic PHP, Exim, DNS(bind9) and many other applications … more

    Over the last 4 years, I've been working with a Web Hosting support company, where I had to handle cPanel/WHM, Direct admin, Plesk (basic windows hosting), Apache/Litespeed, MySQL, basic PHP, Exim, DNS(bind9) and many other applications and cloud servers . Has experience in setting cPanel based cloud Linux with all the server hardening’s and also have the basics of bash scripting. Have experience in both voice and ticket support system(WHMCS, osticket etc). Can handle tickets with least response time and with good tecnical resolution and customer satisfaction since I'm having another 1.5 years of exp in BPO voice support for and MNC. I have experience and have configured LDAP, R1 soft backup for cPanel accounts, duplicity backups etc. I also have experience in setting up Linux servers, installing custom scripts, hardening the server etc. I also have knowledge in OpenVZ, xen and VMware virtualization. Has experience in configuring the said virtualizations. I'm an expert in Nagios monitoring and with various other monitoring tools. -Always available in case of emergency just a ring away(Has both Mobile and landline number). -Has setup multiple monitors in twinview mode which helps to multitask easily and helps in reducing the ticket response times. -Experience in BPO has improved my customer satisfaction skills. I always believe in the fact that a Customer is always the king. -Fast and reliable internet connection with a standby emergency WiFi network. -Two laptops(Ubuntu and Windows) and a desktop in case of emergency. -Flexible work hours and is ready to work on weekdays too. -Trustworthy and transparent work. -Can provide daily shift reports in a well formatted way.  less

    linux-system-administration cpanel whm whmcs wordpress ubuntu centos ldap dns domain-migration joomla apache-administration exim php redhat-administration plesk technical-support mysql 00 more less
    • $8.89 HOURLY RATE
    • 4.6
    • 256 HOURS
    • INDIA
    • LAST ACTIVE
    • 2 PORTFOLIO ITEMS
    • 2 TESTS
  • LAMP CodeIgniter, WHMCS, cPanel API, FB-OG API, Web-Application Guru

    PHP, MYSQL, jQuery, Linux and lots, with about 5-6 years of experience. I handle project right from the start, so if you have an idea which can fetch you good money and help pay my dues then you are most … more

    PHP, MYSQL, jQuery, Linux and lots, with about 5-6 years of experience. I handle project right from the start, so if you have an idea which can fetch you good money and help pay my dues then you are most welcome. Totally independent contractor, If hired I work for you. Please do check my status of availability before calling for an interview. Quote: "If you have a choice, choose the best. Else do your best" Status: Available  less

    php mysql lamp-administration html joomla oscommerce zencart paypal-api ajax jquery css xhtml ubuntu centos apache-administration adobe-photoshop codeigniter whmcs cpanel subversion svn tortoise-svn authorize.net xml-web-services 00 more less
    • $22.22 HOURLY RATE
    • 5.0
    • 2870 HOURS
    • INDIA
    • LAST ACTIVE
    • 9 PORTFOLIO ITEMS
    • 7 TESTS
    GROUPS:
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