IT & Networking Administrators

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  1. Stefan Knoch

    Stefan Knoch

    Expert Web Developer and Software Architect from Germany

    Thailand - Last active: 3 days ago - Tests: 7

    I am a creative and enthusiastic oop web developer from Germany with extensive experience in cms, ecommerce and website developing by working more then 6 years full-time for advertising agencies around Austria and Liechtenstein. I am capable of designing and developing database systems, frontend/backend architectures and programming professional web 2.0 w3c conform, cross browser compatible and seo optimized websites. I am also very fast at getting into new systems and fixing even the hardest bugs. I have much experience in several web developing areas: - website programming: html, css, js (jquery), seo, cross browser, w3c - cms developing: php, oop, mysql - database designing - architectur designing and planning - ui concepting - performance optimizing (mysql database, sql, php, js, http) - linux server administration (apache, nginx, debian, ubuntu) Frameworks - Jquery - Smarty - Zend - CakePHP - Yaf - my own performance focused lightweight oop framework I love to produce beautifully oop code and optimize performance even in the smallest corners. Im a perfectionist and i want to make me and my client satisfied and happy.

    $33.33 /hr
    50 hours
    5.00
  2. Aruna W.

    Aruna W.

    BSc, CITP, MBCS, SCSA, ITIL

    Australia - Last active: 22 days ago - Tests: 9 - Portfolio: 8

    Highly experienced Technical Engineer with extensive experience of system engineering and IT governance and security standards in the Information and Communication industry. Strong experience in web/graphic designing PHP development and process designing/management on ITIL framework. Motivated to research cutting edge technologies, discovering required resources and extremely dedicated to learning complex skills quickly. Developing expertise in System Engineering in business critical environments. Key Areas; Bash Shell Scripting, HTML, XHTML, JavaScript, Ajax, JQuery, PHP, ASP, Python,Oracle 9i, 10g, 11g, MySQL 5.X. Toad, SQL Navigator, Embarcadero, TOAD, MS SQL Server 2005/2012, VMware ESXi 5.x, VMware VCenter, Solaris 8, 9, 10, Redhat Enterprise Linux 5.x, 4.x, SuSe Linux Enterprise Server 8, 9, 10, Windows XP, Vista, Windows 7, Windows Server 2000,2003,2008, 2012R2,Apache,Tomcat, JBoss, Sendmail, Qmail, MySQL, BIND(DNS), Samba, iptables, Nagios and MRTG.Vmware EXSi 4.1,5.x,Vsphere, Vsphere client, Microsoft HyperV, Adobe Photoshop, Illustrator, Dreamweaver

    $30.00 /hr
    38 hours
    4.89
  3. Timur Birsh

    Timur Birsh

    Unix Systems Expert and Oracle DBA

    Kazakhstan - Last active: 5 days ago - Tests: 7

    Hello, Over the last 15 years, I am working with the following Unix systems: BSD based systems, Solaris and Linux distributions including Debian, RedHat Enterprise Linux, CentOS, Oracle Linux and Ubuntu. Over the past years I have developed a wide range of solutions: VPN, proxy, mail, web, file, DNS, DHCP, SSO, database, monitoring, backup, virtualization and high availability servers. I am Oracle DBA with the 5 years of experience. I work for financial institution. On my control a 21 databases. Mission critical and big databases runs on the IBM hardware and AIX operating system. Other databases runs under control of Solaris (SPARC) and Linux operating systems. For data protection we use Data Guard. One of the best products of the Oracle is Enterprise Manager Cloud Control. We use it for the databases and hosts monitoring. Its management repository contains a lot of information. It is very useful in building of custom applications (reports, etc). I have work experience with the following Oracle RDBMS versions: 8i/9i/10g/11g. I am big fan of a tasks automation. For small jobs I use shell scripts. For jobs that have complex logic I use Python or Perl. For complex text processing I use awk, sed and shell scripts as a glue. I have 5+ experience of C language programming for Unix. Hardware administration of the following vendors: Oracle (Sun), HP, Dell. I am contributor of the following free software projects: Debian (http://qa.debian.org/developer.php?login=taem@linukz.org), Transmission Bittorrent Client, inadyn Dyndns client. I maintain the following opensource programs: * sXid - http://linukz.org/sxid.shtml * cd-discid - http://linukz.org/cd-discid.shtml I use Git for source code management. I would be happy to help you. Please do not hesitate to contact me.

    $33.33 /hr
    17 hours
    4.97
  4. Vyacheslav D.

    Vyacheslav D.

    Microsoft Certified Professional: MCSE, MCSA, MCITP

    Ukraine - Last active: 1 day ago - Tests: 10 - Portfolio: 11

    My point - make all tasks with maximum effectiveness and less expenses. I have 10 years of hands-on experience as a system administrator/IT manager. Looking for interesting job / project(s). Able to work independently, but also is flexible team player with excellent communication and interpersonal skills. Skills and knowledge - Microsoft software/services = Microsoft Windows 2003/2008/2012 server products = Windows XP/Vista/7/8 desktops + mass-deployment tools/technologies = DHCP/DNS/FTP = DFS namespaces & replication = Active Directory planning, setup, maintenance and troubleshooting = Active Directory Federation Services = Terminal Services / Remote Desktop Services / RemoteApp = Group Policy = Access Control and Auditing setup = MS Exchange 2007/2010/2013 = MS Office 2003/2007/2010/2013/365 = MS SQL 2000/2005/2008 = Microsoft Hyper-V My MS certification: https://mcp.microsoft.com/Anonymous//Transcript/Validate Transcript ID 982200 Access Code Prima753

    Groups: Microsoft Certified Professionals

    $33.33 /hr
    371 hours
    4.99
  5. Michael B.

    Michael B.

    Expert Linux SysAdmin/DevOps

    Russia - Last active: 1 month ago - Tests: 5

    Linux user and administrator with 20 years of experience. Focused on Debian and Debian-based distributions, but also comfortable with RPM-based ones such as CentOS and other Red Hat derivatives. Excellent understanding of networking. Regularly manage sizable installations of LAMP-stack servers, as well as more contemporary engines and development languages such as Node.JS, Python and to an extent Ruby. Solid working knowledge of the tools of the trade such as git, orchestration and management systems like ansible and fabric, various monitoring and metric gathering solutions (Nagios-like, Graphite, others). Regularly manage hundreds-of-gigabytes production installations of MySQL (mostly Percona builds); familiar with PostgreSQL, Redis, MongoDB. Good working knowledge of Amazon Web Services (multiple subsystems, including but not limited to EC2, S3, DynamoDB, RDS, SNS, ElastiCache).

    $40.00 /hr
    25 hours
    5.00
  6. Vitalii M.

    Vitalii M.

    Senior Software Developer / Technical Lead

    Canada - Last active: 3 days ago - Tests: 20 - Portfolio: 2

    NOTE: As I am full-time employed, I am NOT available for full-time projects or projects that require my participation during my local business hours. My approximate regular availability for freelance projects is 10 to 15 hours weekly. ABOUT: I have been working as a software developer since 2001 and have deep knowledge of object-oriented design (OOD) and programming (OOP), built by theoretical basics as well as by wide experience of design and development of databases, back-end applications, front-end desktop and Web applications for Windows. At different times, I was involved into design and development of Enterprise Resource Planning (ERP), Customer Relationship Management (CRM), Warehouse Management (WMS) and other systems.

    $85.00 /hr
    316 hours
    4.96
  7. Vladimir B.

    Vladimir B.

    Professional Business App Development

    Ukraine - Last active: 2 days ago - Tests: 3 - Portfolio: 3

    Since from almost 10 years ago, I have developed a wide range of Web App and iPhone/Android App. I have rich experiences of developing iphone&android app using JQuery Mobile & other framework. I'm developing the websites using Rails, Python, HTML5/CSS3, PHP and MySQL and jQuery, Java including sites for startup companies, medium/huge businesses and individuals. I use any frameworks & CMS like Django, Wordpress, Magento, Cake, Phpfox whatever you want. I enjoy designing, building and maintaining clean, professional, user friendly websites. Also I had spent several years in the development of social networking systems like online dating sites, photo/video sharing and I was part of a team for very huge social networking systems and those are very famous, top 10 on the Internet now. I can help you or your business create a website from design concept to a completed, polished and professional site. I can also help maintain and update existing websites

    $35.00 /hr
    175 hours
    5.00
  8. Max Lyuchin

    Max Lyuchin

    WordPress expert

    Russia - Last active: 6 days ago - Tests: 6 - Portfolio: 1

    Three facts about me: - 5 years with WordPress - 15 years developing websites - Experienced in PHP, HTML, CSS, JavaScript. Today I am focused on website development using WordPress. I create both business websites and information portals. Adapt the existing themes and create themes from PSD. I develop custom functionality in the form of plug-ins. I can also help you with Ruby on Rails projects, JavaScript applications, HTML/CSS markup and server setup (apache, nginx, php5, mysql)

    $30.00 /hr
    250 hours
    4.98
  9. Zulqarnain Sarani

    Zulqarnain Sarani

    KOFAX (DMS) and BPM Consultant. SP2010 Developer. SMS Gateway APIs

    Australia - Last active: 29 days ago - Tests: 2 - Portfolio: 1

    To assist clients and customers achieve their desired goals by providing consultancy thus allowing customers to gain the competitive advantage yet in productive fashion. Expertise range from providing KOFAX consultancy, custom KOFAX development, workflow development, web development, SP2010 consultancy, Skelta workflows development (BPM.Net) etc. Extensive knowledge and practical experience integrating SMS gateways APIs by Twilio, Silverstreet, Spryng, Ozeki, 42Tele, Tyntec, Nexmo, TextMark, Trumpia, Avid and Anchor.

    $50.00 /hr
    835 hours
    4.80
  10. Andrei Nartea

    Andrei Nartea

    PHP, jQuery, MySQL, HTML, XML,Google API

    Moldova - Last active: 1 month ago - Tests: 9 - Portfolio: 2

    I have lot of experience in web developing. Advanced in PHP,MySQL jQuery, HTML,XML, Windows OS (see my tests).I do all the work in time and I meet all the project requirements. If you need a disciplined worker that can do good work in strict terms of time - I'm the person you are looking for.

    $50.00 /hr
    127 hours
    5.00