CentOS Freelancers

Showing 275 freelancers

CentOS Freelancers

Showing 275 freelancers

  • System Administrator, Linux Engineer, Web Server Specialist

    Hello, I'm a professional systems administrator currently working for a University in Chicago. I also run a small consulting firm www.drowerconsultants.com that caters to clients' needs in server administration, e-commerce and hosting. From building e-commerce sites to … more

    Hello, I'm a professional systems administrator currently working for a University in Chicago. I also run a small consulting firm www.drowerconsultants.com that caters to clients' needs in server administration, e-commerce and hosting. From building e-commerce sites to hosting/managing high traffic blogs to simple administration tasks, Drower consultants are here to make your life as a business owner easier on the back end. I am a native English speaker, and based in the United States. My company has no problems signing NDA's or honoring any type of domestic contract. Some of my experience: Deploying highly available webapps into custom built infrastructures Clustering and load balancing webservers/database servers Data backups, Database/File backups, backup automation and troublshooting Running large small website networks on servers. Including file management and performance tuning of a high number of small independent sites. Email Server/Postfix Configuration - Building and troubleshooting mailservers  less

    linux-system-administration centos 00 more less
    • $38.89 HOURLY RATE
    • 5.0
    • 56 HOURS
    • UNITED STATES
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 1 TEST
  • Linux server administration Expert

    I have mostly worked on web infrastructure setup and maintenance. So my ideal job roles revolve around apache, svn,tomcat and server cloud. I have hands-on server build and maintenance experience on Centos 4,5, RHEL 4,5, Ubuntu 10 … more

    I have mostly worked on web infrastructure setup and maintenance. So my ideal job roles revolve around apache, svn,tomcat and server cloud. I have hands-on server build and maintenance experience on Centos 4,5, RHEL 4,5, Ubuntu 10.10 and 11.04 I have recently started working on puppet ( almost 6 months now) . I can fairly write puppet recipes to automate remote server/application package deployments etc .. Troubleshooting apache,php,svn,jboss,tomcat,F5 and off-course centos and ubuntu, in short web hosted environment i love diving-in ! Given a chance i can also be very handy at bash shell scripting ( sorry perl lookers :-)) I also know lot more things like nagios, F5 blah blah blah.. Well, So much being said on skills, You may test me via an interview or if you want to go a step further .. I own a test server,so bring your tests or .. questions or .."can you setup xyz, before i grant you this job..." sort of things i will get it done on my test server.  less

    centos 00 more less
    • $11.11 HOURLY RATE
    • 4.9
    • 28 HOURS
    • INDIA
    • LAST ACTIVE
    • 1 PORTFOLIO ITEM
    • 3 TESTS
    ASSOCIATED WITH:
  • r@ck w|th t3c#n0l0gy

    I have experience more then 5 years on end user support . Windows XP recovery backup , Outlook etc software support . I have also good experience on Windows Server 2003 , about active directory user creation , group policy , start up script etc . I … more

    I have experience more then 5 years on end user support . Windows XP recovery backup , Outlook etc software support . I have also good experience on Windows Server 2003 , about active directory user creation , group policy , start up script etc . I Complated Redhat Certified Engineer (RHCE ) and RHCSS is running . Linux Platform i have experience on Samba with Ftp , Mail Server . I have also some experience in the following areas Microsoft SQL Server 2000 / My Sql / Lotus Domino , PHP  less

    project-management lamp-administration ssh php centos ubuntu bacula 00 more less
    • $11.11 HOURLY RATE
    • 4.9
    • 39 HOURS
    • BANGLADESH
    • LAST ACTIVE
    • 1 PORTFOLIO ITEM
    • 5 TESTS
  • Network & Linux Systems Engineer

    Network Engineering position that capitalizes on expertise in CISCO Routers/Switches & ASA Firewalls, Linux/Unix (RedHat, Debian, SUSE, BSD, CENTOS, FC, Ubuntu), Windows 2000/2003 platform. Dedicated to pursue further challenges in the field of Networking Engineering wherein my skills … more

    Network Engineering position that capitalizes on expertise in CISCO Routers/Switches & ASA Firewalls, Linux/Unix (RedHat, Debian, SUSE, BSD, CENTOS, FC, Ubuntu), Windows 2000/2003 platform. Dedicated to pursue further challenges in the field of Networking Engineering wherein my skills and knowledge will be highly developed and utilized. Maintain focus on achieving end-results while demonstrating strategic problem solving skills and ability to follow through with multi-tasking job. Can work with any new challenges especially in the Networking field with minimum instructions. I am also experienced with other vendor swithces such as 3Com, LinkSys, Prolink etc. Firewalls from other vendors such as NetScreen, Fortigate 1000FA2, SonicWall, Monowall...Confident in HTML troubleshooting, Mail Server in Linux Platform, Perl/PHP, MySQL, SQUID, DHCP/DNS Servers in Linux..  less

    ssl smtp tcp-ip cisco-routers cisco-asa zimbra-administration linux-system-administration network-security centos 00 more less
    • $33.33 HOURLY RATE
    • 5.0
    • 23 HOURS
    • BANGLADESH
    • LAST ACTIVE
    • 3 PORTFOLIO ITEMS
    • 6 TESTS
  • System Administrator

    I'm a System Administrator with 5 years of experience. Also, I have couple cPanel certificates: https://university.cpanel.net/c-summary.php?code=zzqd-532226 Currently I'm FreeLancer I can very quickly master the new system, suggest some alternative solutions … more

    I'm a System Administrator with 5 years of experience. Also, I have couple cPanel certificates: https://university.cpanel.net/c-summary.php?code=zzqd-532226 Currently I'm FreeLancer I can very quickly master the new system, suggest some alternative solutions etc. I'm young and experienced Linux Administrator. I can help you with server installation/configuration, recommend some hosting providers etc. I like to learn new technologies or improve my knowledge with old ones. I don't bid projects which I won't be able to complete as others do.  less

    cpanel apache-administration ftp exim mysql whm technical-support linux-system-administration centos 00 more less
    • $22.22 HOURLY RATE
    • 5.0
    • 344 HOURS
    • UKRAINE
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 6 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
    • 83 HOURS
    • INDIA
    • LAST ACTIVE
    • 4 PORTFOLIO ITEMS
    • 2 TESTS
  • Bulk Email Server | PowerMTA & IEM | SMTP SETUP| Linux Administration

    Over the last two years, I am experienced Systems Engineer with deep knowledge in Web Administration, Mail Servers Handling, High Availability, Database Administration and Optimization. Server performance optimization and security implementation. I am specialized in Mail Servers : Handling PMTA, Interspire … more

    Over the last two years, I am experienced Systems Engineer with deep knowledge in Web Administration, Mail Servers Handling, High Availability, Database Administration and Optimization. Server performance optimization and security implementation. I am specialized in Mail Servers : Handling PMTA, Interspire, Blacklisting, Feedback Loops, Increase opens, etc.... I have been designing infra our company, I am responsible for Email Delivery, and other factors like SPF, DKIM, DMARC, FBL, getting Open rates, SPAM Issues, Bounce Processing required for perfect email solution. List Management, Auto-responder, Email Deliver-ability expertise, mail server Back End Software. PowerMTA Administrator | Email Deliverability Expert ----------------------------------------------------------------------------- - Requirements analysis - IPs monitoring - DNS/Reverse records settings - SPF - DKIM - FBL - PowerMTA Configuration - Daily Performance reports - Daily Bounce processing - Advance Configuration and optimization. and so on.. Currently handling servers that sends 5+ millions emails per day.  less

    centos linux-system-administration sendmail email-technical-support interspire email-deliverability-consulting mail-server-implementation email-handling mysql database-administration 00 more less
    • $5.56 HOURLY RATE
    • 5.0
    • 16 HOURS
    • INDIA
    • LAST ACTIVE
    • 3 PORTFOLIO ITEMS
    • 4 TESTS
  • Senior System and Network Administrator

    I'm fully working from the last 5+ years as a Linux Administrator . I'm well experienced in Linux Server administration tasks in the production and development environments - Have a good knowledge and hands on experience in Apache, Iptables, Openvpn … more

    I'm fully working from the last 5+ years as a Linux Administrator . I'm well experienced in Linux Server administration tasks in the production and development environments - Have a good knowledge and hands on experience in Apache, Iptables, Openvpn, Sendmail, Postfix, Mysql, FTP, Samba, SVN, Asterisk, Elastix, Mysql replication,Kerio Control, JIRA, Confluence, MantisBT, Redmine, Zabbix servers, Hudson, Bash scripting,ESXI Virtualization etc..  less

    linux-system-administration apache-administration mysql vmware-esx centos network-administration unix-shell zabbix redhat-administration openvpn 00 more less
    • $23.33 HOURLY RATE
    • 5.0
    • 20 HOURS
    • ARMENIA
    • LAST ACTIVE
    • 2 PORTFOLIO ITEMS
    • 6 TESTS
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