Server Administrators & Developers

Showing 7,708 freelancers

Server Administrators & Developers

Showing 7,708 freelancers

  • WordPress Consultant & Analyst | Web Apps | Front End Developer

    New: Now also Ruby On Rails consulting. WordPress Consulting. SEO Consulting, Conversion Analyst, Plug-in Development, WordPress Debug & Update, Agile WordPress Development, UX Optimization (UEO), Speed optimization & caching, Conversion Rate Optimization. Experience with W3 Total Cache, WooCommerce and many other tools … more

    New: Now also Ruby On Rails consulting. WordPress Consulting. SEO Consulting, Conversion Analyst, Plug-in Development, WordPress Debug & Update, Agile WordPress Development, UX Optimization (UEO), Speed optimization & caching, Conversion Rate Optimization. Experience with W3 Total Cache, WooCommerce and many other tools. About me: I'm an entrepreneur who loves elegant websites. I design them, build them, and optimize them. I have a BBA degree with a lot of strong marketing research skills, and I spend my spare time coding in the beautiful beaches of France, Italy, and Chile. I'll give you a beautiful website, guaranteed.  less

    javascript html5 css3 ruby-on-rails node.js wordpress 00 more less
    • $38.89 HOURLY RATE
    • 4.4
    • 971 HOURS
    • CHILE
    • LAST ACTIVE
    • 35 PORTFOLIO ITEMS
    • 8 TESTS
    ASSOCIATED WITH:
  • Programmer / Developer

    Over 9+ years practical experience in IT. Strong experience in software development. Capable of analyzing and designing of complex systems. Quick learner in new technologies. Main stack of used technologies/frameworks includes: Java: J2SE, J2EE, J2ME, JSP, JSF, Hibernate, JPA … more

    Over 9+ years practical experience in IT. Strong experience in software development. Capable of analyzing and designing of complex systems. Quick learner in new technologies. Main stack of used technologies/frameworks includes: Java: J2SE, J2EE, J2ME, JSP, JSF, Hibernate, JPA, EJB3, Spring 3, JBoss Seam, SOAP (XFire, Axis), Tomcat, JBoss, XML, Build-tools (Ant, Maven), JUnit. .NET: Windows Forms, ASP, Web Services, MS Office interops, Cryptography, Linq, ADO etc, NUnit. Web: HTML, PHP, JavaScript, AJAX, jQuery.  less

    j2ee .net-framework c# php c++ 00 more less
    • $33.33 HOURLY RATE
    • 4.9
    • 357 HOURS
    • UKRAINE
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 4 TESTS
    ASSOCIATED WITH:
  • Expert PHP, CakePHP, Zend, CodeIgniter, Android, Java Developer

    Over the last 6 years, I have developed a wide range of web and mobile applications using HMTL, DHTML, PHP, MySQL, Android including apps for startup companies and small businesses. My core competency is in complete end-end management of a … more

    Over the last 6 years, I have developed a wide range of web and mobile applications using HMTL, DHTML, PHP, MySQL, Android including apps for startup companies and small businesses. My core competency is in complete end-end management of a new web and mobile development project, and I am seeking opportunities to build web applications and android mobile applications from the ground up or enhancement for you or your business. Having great experience of working with technologies such as PHP 5, CakePHP, MySql, Android , Apache, Linux, JavaScript, Ajax, HTML, dHTML, xHTML, XML, XSLT, CURL, CSS, CMS web development, IT management, human resources, leading development Smarty, OS Commerce, API, Payment Gateway Integration.  less

    php javascript cakephp zend-framework jquery codeigniter cpanel lamp-administration redhat-administration android-app-development 00 more less
    • $33.33 HOURLY RATE
    • 4.7
    • 1050 HOURS
    • CANADA
    • LAST ACTIVE
    • 3 PORTFOLIO ITEMS
    • 4 TESTS
    GROUPS:
    ASSOCIATED WITH:
  • UNIX and security expert, network and system administrator

    I offer the following key services: o Network and System Administrator Services o Information Security Services o IP-PBX and VoIP softswitchs: installation and maintenance o Software development: Web, desktop and server applications o SEO o Complex solutions for business-process automation … more

    I offer the following key services: o Network and System Administrator Services o Information Security Services o IP-PBX and VoIP softswitchs: installation and maintenance o Software development: Web, desktop and server applications o SEO o Complex solutions for business-process automation Core Competencies o Network and System Security o Data Integrity and Recovery o Analysis and Planning o Risk Assessment and Cost Benefits Analysis o Research and Development o Project Management Experience Platforms: IBM, Sun SPARC, MikroTik, Cisco, Huawei, D-Link, Edgecore. OSs: UNIX (FreeBSD, OpenBSD, *BSD, Solaris), Linux (Debian, Ubuntu, Gentoo, Red Hat, SuSe, uLinux, ASP, Mandrake, Fedora Core), CiscoIOS, MikroTik Router OS, VRP (Huawei), Windows 95/98/NT/ME/200/XP/2003/Vista/7/2008. Languages: C/C++, UNIX Shell Scripting (Shell, sed, awk), Delphi (Pascal), Perl, PHP, SQL, T-SQL, Assembler (Intel and AT&T SysV/386 syntax), GTK+ applications, Erlang, HTML, CSS, JavaScript, JQuery, XML, XSLT, DTD. Databases Engines: PostgreSQL, MySQL, Oracle, SQLite, Mnesia, MS Access, Sybase, DB2. CMS: WordPress, Bitrix, osCommerce, Joomla, RoundCube. Panels: CPanel, Plesk, ISPManager, Webmin. Networking: TCP/IP, ISO/OSI, IPv6, Ethernet, VLAN (dot1q), ARP, VRRP, CARP, MPLS L2, MPLS L3, STP, GVRP, PPPoE, VPN, PPTP, L2TP, IPSec, OpenVPN, SNMP, SSH, XMPP, SIP, h323, BGP, OSPF, RIP, IRC, AJAX, Netflow.  less

    linux-system-administration system-automation security network-security network-administration unix-system-administration freebsd openbsd unix-shell php nginx apache-administration mysql postgresql tcp-ip vpn ipsec openvpn amazon-ec2 amazon-s3 amazon-rds amazon-web-services bash lamp-administration 00 more less
    • $35.00 HOURLY RATE
    • 4.9
    • 222 HOURS
    • UNITED STATES
    • LAST ACTIVE
    • 3 PORTFOLIO ITEMS
    • 9 TESTS
    ASSOCIATED WITH:
  • Senior developer in ROR/J2EE, E-commerce, SNS, CMS, CRM, SaaS

    Hi there, I have started to work as Web Application developer from 2004. In around 10 years, I have joined to build up the Web applications, mostly are E-commere, SNS, CMS, CRM/ERP, SaaS. My skills/experience mainly include: ★ Programming … more

    Hi there, I have started to work as Web Application developer from 2004. In around 10 years, I have joined to build up the Web applications, mostly are E-commere, SNS, CMS, CRM/ERP, SaaS. My skills/experience mainly include: ★ Programming skills: ☆ Ruby on Rails (2.3.x, 3.x, 4.0), ActiveMerchant, Devise, Attached, Memcache, Haml, HtmlDoc, Rspec, Cucumber, Capistrano ☆ J2EE, Struts, Spring, jBoss, Hibernate, JasperReport, Mockup ☆ HTML5/CSS3, jQuery, Bootstrap, BackboneJS, Sencha Touch, Responsive web ☆ Shopify Liquid/Shopify App ★ System Development experience: ☆ Test Drivent Development, Behaviour Driven Development, Selenium IDE ☆ Continuous Integrate (CI), GitHub (branching model) ☆ APIs: Paypal, Stripe, Balanced Payment, Stamps, MailVu, Twilio. etc. ☆ SpreeCommerce, SpreeGateway, Redmine Plugins ☆ Image Magick, Sphinx, Elastic Search engine ★ Server Administration skills: ☆ Nginx, Unicorn, Phusion Passenger, Apache ☆ Tomcat Apache, Spring server, jBoss server ☆ Cloud Application: Heroku, Rackspace, EngineYard ☆ SSH/SSL, DNS ☆ Server: AWS/EC2, CentOS/Ubuntu/FreeBSD, Delicated servers, VPS ☆ MySQL, PostgreSQL, PL/pgsql, MongoDB, Oracle 11g, OLAP I have experience with Scrum/Agile, speak fluently in English. Currently, I am working as freelancer, be founder of an Open-source project to build an Project Management application, used by Scrum/Agile teams. The app name "Scrum2B" (at http://github.com/scrum2b/scrum2b). I am happy to write clean codes, easy to read and easy to maintain. That is good for making the best solutions of Web/App systems.  less

    ruby ruby-on-rails sql spree jquery html5 css3 paypal-integration shopify bigcommerce rspec cucumber twitter-bootstrap ecommerce-consulting oracle-database oracle-pl/sql hibernate redis git sphinx selenium linux-system-administration apache-struts heroku freebsd mongodb backbone-js nginx apache-administration play-framework scala 00 more less
    • $22.22 HOURLY RATE
    • 4.6
    • 1254 HOURS
    • VIETNAM
    • LAST ACTIVE
    • 7 PORTFOLIO ITEMS
    • 5 TESTS
    GROUPS:
    ASSOCIATED WITH:
  • Linux Guru-Server Support/Server Specialist/Technology Consultant

    Over the last 6 years, I have worked on a wide range of Servers Operating System Administration and Configuration. My core competency lies in providing complete support of Server administration and User support, and I am seeking opportunities to provide … more

    Over the last 6 years, I have worked on a wide range of Servers Operating System Administration and Configuration. My core competency lies in providing complete support of Server administration and User support, and I am seeking opportunities to provide corporate support to utilize my skills and strength. I have good experience in the following Servers: Microsoft Windows Server 2000, 2003,2008 R2, Redhat Enterprise Linux, CENTOS 5.4, Fedora, Ubuntu, Oracle Enterprise Linux, OpenSUSE, OpenSolaris, MySQL, Microsoft SQL Server, etc SYSTEM ADMIN SKILLS (LINUX) - Install. Configure, Maintain Various Linux Destribution (Fedora, Redhat, Ubuntu, Ubuntu Server, CentOS, OpenSUSE. - Labtech working experience - ConnectWise working experience - VMware vSphere 4 / ESX 4 - VMware Virtual Datacenter configuration - VMware Expert. - SONICWALL Firewall Configuration - Administration Amazon EC2/S3 - ElasticFox Work experience - Plesk Server administration (Migration etc.) - Install and Configure IBM TSM Server 6.1 - Oracle E-business Suite Patching and Cloning - Backup and Restore Databases. - Install and COnfigure SSL certificates. - Managing and Administration of VPS servers. - Domain and Hosting Administration (Plesk, Cpanel, Webmin) - GamePanelX configuration (OpenSource Game Server Panel) - Install, Configure, Maintain MAC OS X. - Install, Configure, Maintain BIND Server - Install, Configure, Maintain DNS Server on windows server - Install, Configure, Maintain Webserver (Apache, IIS) - Install, Configure, Maintain FTP - Install, Configure, Maintain Mailservers (Exchange Server, Postfix, Dovecote, Sendmail, Qmail) - Install, Configure, Squid Server - Install, Configure, Maintain Linux based Firewall - Configure ISAPI Rewrite on II6 for User Friendly URL for SEO - Configure Rewrite mode on Apache Server. - Install, Configure, Maintain OpenLDAP. - Install, Configure, Maintain Active Directory. - Install, Configure, Maintain CMS. (Joomla, Wordpress) - Configure and Troubleshoot Pleask, Cpanel. - Configure and Troubleshoot IPTables. - Configure and Troubleshoot Samba server - Install, Configure and Maintain (MRTG, Cacti, PRTG) - Install and Configure Project management System - Deploy Helpdesk System. - Design Network Infrastructure. - Implement System and Network Security - Install, Configure and Maintain Antivirus Server (Trendmicro, Kaspersky) - Configure Bandwidth Splitting on Squid. - Implement and Design Virtualization (Hyper-V and Vmware) - LAMP Server Installation. - Ubuntu Kernel Panel Recovery - Amazon EC2 Instance Configuration - Backup and Restore Databases (SQL, MySQL) - SAN/RAID management - Open Source Firewall ADministration (pfSense, Zentyal/ebox, Endianfirewall) - SSL installation and configuration - Wordpress troubleshooting - CentOS VPS administration - Dedicate Server Management - WHM/Cpanel Administration - WHM/Plesk server security implementation - Domain Migration - Server Migration - IPtables Administration SYSTEM ADMIN SKILLS (MICROSOFT) - MCSE - MCSA (Preparation) - MCTIP (Preparation) - MS. SharePoint 2007, 2010 (Preparation) - MS. Exchange 2007, 2010 (Preparation) - SBS 2008 (Preparation) - MS SQL Administration - ISA 2004, 2006 and TMG (Preparation) - MICROSOFT PROJECTS -Deploy and Configure SBS 2003 -Deploy and configure SBS 2008 -Migrate SBS 2003 to SBS 2008 -Deploy and configure Active directory 2000, 2003 and 2008 -Migrate Active directory 2000 to 2003 and 2003 to 2008 -Deploy, Design and configure Exchange 2000, 2003, 2007 and 2010 -Migrate 2003 to 2003, 2003 to 2007, 2003 to 2010 and 2007 to 2010 (complete Migration) -Deploy, Design and configure SharePoint 2007 and 2010 - Migrate SharePoint 2007 to 2010 -Deploy, Design and configure ISA 2000, 2004, 2006 and TMG 2010 -Migrate ISA 2006 to TMG 2010 -Deploy and configure SQL 2000, 2005 and 2008 (Administration) -Deploy and configure WSUS server -Deploy and configure IISA 6 and IIS 7 -Deploy and configure Microsoft SCCM 2012 (on process) -Deploy and configure forefront Security antivirus 2010 -Deploy and configure LYCN 2010 SEO SKILL SEM/SEO Consultants, SEO Services, PPC, Friendly URL, keyword analysis and selection competitive site analysis keyword density analysis optimization of site content optimization of meta tags, page titles, and descriptions inbound and outbound link placement internal linking strategies site submission Website Design and Development. My MCP Virtual Business Card: https://www.mcpvirtualbusinesscard.com/VBCServer/DanishAhmed/interactivecard  less

    magento linux-system-administration windows-administration wordpress joomla windows-xp-administration rhce web-design website-development mail-server-implementation microsoft-outlook-development microsoft-hyper-v-server vmware-administration virtualization disaster-recovery oracle-database mysql apache-administration plesk cpanel whm security firewalls iptables dns dhcp project-management network-administration centos ubuntu fedora mac-os-app-development vmware-esx microsoft-exchange-server domain-migration activecollab data-backup network-security 00 more less
    • $30.00 HOURLY RATE
    • 4.8
    • 2754 HOURS
    • PAKISTAN
    • LAST ACTIVE
    • 18 PORTFOLIO ITEMS
    • 7 TESTS
    GROUPS:
    ASSOCIATED WITH:
  • Software Engineer

    The mainstream of my activity is web development. The set of services I provide includes: - server-side programming on PHP, Java, C++ and Python using (if needed) frameworks: Zend, Symfony, Django - database engineering on MYSQL and PostgeSQL - client-side development on JavaScript … more

    The mainstream of my activity is web development. The set of services I provide includes: - server-side programming on PHP, Java, C++ and Python using (if needed) frameworks: Zend, Symfony, Django - database engineering on MYSQL and PostgeSQL - client-side development on JavaScript (using Ajax technology and various frameworks such as jQuery, Prototype and YUI) and Flash - video streaming solutions: from simple audio recording and uploading to live broadcasting on wowza, ffmpeg, red5 - work with various APIs: google services (ads, maps), yahoo, yandex and payment services (paypal, authorize.net) - administrative routine Linux, freeBSD; Apache, MySQL, lighttpd etc  less

    python php linux-system-administration java c++ bash sql actionscript-3 javascript 00 more less
    • $33.33 HOURLY RATE
    • 5.0
    • 5968 HOURS
    • RUSSIA
    • LAST ACTIVE
    • 1 PORTFOLIO ITEM
    • 7 TESTS
    GROUPS:
    ASSOCIATED WITH:
  • PHP/Mysql Developer

    I would like to put my programming skills to good use and face new challenges. I am highly motivated and commited to doing a good job. I have about 5 years experience of PHP programming and have done a series … more

    I would like to put my programming skills to good use and face new challenges. I am highly motivated and commited to doing a good job. I have about 5 years experience of PHP programming and have done a series of jobs both as freelancer and also as a hired employee. I have worked mostly in the eCommerce field and for startup companies trying out the online market. I also have plenty of experience administrating Linux Servers. I can also assist you with ebsite internationalization and help you find new ways to offer online customization to a wide range of different products. I have worked with the following platforms: - xt Commerce - Wordpress - Magento - openCart I am proficient in the following technologies: - PHP /MVC : Code Igniter - C# - Jquery - MySql Othen than that, I am able to provide you service in any of the following languages: - English - German - Portuguese - Spanish  less

    php mysql linux-system-administration jquery opencart magento codeigniter asp.net-mvc ecommerce-consulting 00 more less
    • $33.33 HOURLY RATE
    • 5.0
    • 433 HOURS
    • GERMANY
    • LAST ACTIVE
    • 5 PORTFOLIO ITEMS
    • 4 TESTS
    ASSOCIATED WITH:
  • Network Engineer, Security Specialist, System Admin and DB Admin

    I have over 12 years of experience. Always with 'Can Do' attitude. When it comes to my expert areas of IT, I'm capable of accomplishing anything. I'm also a fast learner. Network Engineer: -With Cisco CCNP R&S … more

    I have over 12 years of experience. Always with 'Can Do' attitude. When it comes to my expert areas of IT, I'm capable of accomplishing anything. I'm also a fast learner. Network Engineer: -With Cisco CCNP R&S and Working towards CCNP Security. Experience on Configuring, Troubleshooting and Optimizing Routers, Switches (L2/L3), ASA Devices, Load Balancers, PIX Firewalls etc. etc. Security Specialist: -Certified Ethical Hacker (C|EH) and working towards Computer Hacking Forensic Investigator (C|HFI) I have done a lot of projects as a Security Consultant. Having experience in conducting Vulnerability Assessments, Penetration Testing and also I have done Server/ Network Hardening against threats, Designing, Implementation and Maintenance of security policies, Conducting Forensic Investigations etc. etc. System Administrator: - Windows Administration experience of mine goes back to Windows NT 4. Since then I have been Implementing, Administrating & Troubleshooting Windows Servers. Have MCSA Certification for latest Windows 2012 and working towards MCSE. - I have experience in HP-UX, Red Hat RHEL5/6 CentOS5/6 administration. Database Administration: - Implementing, Administrating & Troubleshooting Microsoft SQL Server 2008/2012. I have started DBA tasks on SQL server 6.5. - Experience on DBA tasks on Oracle 8i, 9i, 10g and 11g. - Experience on DBA tasks on MySQL 5.0/5.5.  less

    windows-administration linux-system-administration firewalls mysql vpn cisco-ios network-administration network-security network-planning vulnerability-assessment penetration-testing python ruby cisco-routers wan plesk cpanel solaris-administration unix-system-administration android-app-development delphi amazon-ec2 clustering vmware-administration database-administration centos c# microsoft-visual-c++ java cisco-asa email-handling microsoft-excel computer-networking microsoft-word windows-xp-administration cisco-pix cisco-voip perl zendesk atlassian-jira atlassian-confluence wireless-security 00 more less
    • $25.00 HOURLY RATE
    • 5.0
    • 10962 HOURS
    • SRI LANKA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 15 TESTS
    ASSOCIATED WITH:
  • RoR developer

    Over 2 last year i have great experience in development. I have developed different kind of Ruby on Rails applications, pure ruby programs. Also i have experience in this areas: ajax, mysql, javascript, coffeescript, jquery, web-scraping, e commerce, postgresql, mongodb … more

    Over 2 last year i have great experience in development. I have developed different kind of Ruby on Rails applications, pure ruby programs. Also i have experience in this areas: ajax, mysql, javascript, coffeescript, jquery, web-scraping, e commerce, postgresql, mongodb, redis, web-mobile, java, android development, c, c++, objective c, node.js, express, meteor, unix systems, nginx, heroku, xml/xlsx/csv parser.  less

    ruby ruby-on-rails haml oauth web-scraping xml spree html css javascript jquery ajax heroku api-development capistrano mongodb jquery-mobile html5 coffeescript redis redmine sass bash bash-shell-scripting paypal-integration 00 more less
    • $22.22 HOURLY RATE
    • 4.9
    • 409 HOURS
    • RUSSIA
    • LAST ACTIVE
    • 7 PORTFOLIO ITEMS
    • 9 TESTS
    ASSOCIATED WITH:
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