Top Upwork Freelancers

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  1. Muhammad Ikram

    Muhammad Ikram

    OpenX, JIRA Expert and Systems Engineer

    Pakistan - Last active: 1 day ago - Tests: 4 - Portfolio: 4

    A highly efficient, methodical and talented IT professional having considerable experience of developing, implementing and managing networks, data centres, servers and virtual servers. Possessing a broad range of developed skills gained through establishing full IT projects, networks and infrastructures, website design and development from initial conception to completion, including customer liaison, design, testing and successful implementation within budget, scope, timescales and process limitations in a customer focused, multi-site business environment. Extensive LAN/ WAN/ Hardware/ Software experience. Pro-active approach to working cross-functionally, maintaining the delivery of I.T. services and technology projects. I have extensive experience particularly in OpenX (Revive Adserver), AWS, JIRA and Server Administration.

    $30.00 /hr
    1,448 hours
    4.99
  2. Mykhaylo Dobrovolskyy

    Mykhaylo Dobrovolskyy

    Mykhaylo Dobrovolskyy

    Netherlands - Last active: 2 days ago - Tests: 7

    10+ years of Linux/Network experience with different systems. Finished and delivered SMB solutions to big corporate companies lie BNP Paribas, ABN AMRO or RBS. My main areas of knowledge are: 1) Networking (Cisco/Juniper/F5/BlueCoat and Linux/FreeBSD based solutions like vyatta/pfsense etc) 2) Security - Cisco IPS/IDS, CheckPoint, Linux/FreeBSD based, Juniper etc 3) Linux administration - mail system, database (mysql/mysql cluster), server with high load average, load balancers for server farms (Cisco/F5 based and Linux based like keepalived or apache/nginx with reverse proxy) 4) VoIP - Cisco/OpenSource(Asterisk and different installations based on asterisks like freepbx/elastix etc) There is a very small piece of my knowledge, I'm always looking for opportunity to grow and I'm pretty sure that if you give me tasks - I'll find out best way howto get it done.

    $27.78 /hr
    4,749 hours
    5.00
  3. Neha J.

    Neha J.

    Certified Excel VBA / Finance Professional / Business Plan / Budgets

    India - Last active: 1 day ago - Tests: 15 - Portfolio: 78

    1. Have Ten years of experience in working with MS Excel (2003, 2007, 2010, 2013 Formules, Macros, Pivot Tables/Charts/ Reports, Forms). Strong knowledge of integrating Visual Basic with Excel alongwith Strong Database manipulation and analytical skills. Additional knowledge of PL/SQL in Oracle, Database creation, writing Structured Query Language. Experience of Six years in working with other MS Office applications like MS Word 2007, MS Powerpoint 2007. 2. Certified Finance professional for Accounting and Business Analysis. Business Plans writer, Forecasting, Budget and Cashflow Models. ----PLEASE NOTE: I DON'T HAVE MAC OS AND CAN WORK ONLY IN WINDOWS MS OFFICE EXCEL AND VBA MACROS--------------------------------------------- ------------------------------------------------------------------------------------------------

    $22.22 /hr
    3,409 hours
    4.92
  4. Sridhar G S

    Sridhar G S

    Expert testing professional having 15 yrs exp in software testing

    India - Last active: 1 day ago - Tests: 6 - Portfolio: 10

    - A total of 18 years experience in IT industry and 15 years in Software testing and Quality Assurance for complex applications - Expert in manual and automated testing - QA activities such as test planning, test scheduling, test metrics, test reporting, QA process, setting up test environment. - Expert in web site / web application testing. - Expertise in testing Cluster Server (Veritas Cluster Server) and Storage (Veritas Volume Manager, arrays HP, EMC, NetApp) technologies. - Extensive expertise in QA life cycle and automation experience at Testing, System Testing, Regression Testing, Performance Testing, Functionality Testing, Winlogo Testing, SCS Testing, Formulating Test Strategies and Test environment, Preparation and execution of Test Plan and Test Cases, QA Report. - Experienced in testing on Windows 8.1, Windows XP, Windows Server 2000, 2003, 2008, Active Directory, Microsoft Exchange 2000/ 2003 Servers - Documentation Review (Won the first prize for doc review bug bash)

    $11.11 /hr
    10,840 hours
    4.92
  5. Bogdan daniel S.

    Bogdan daniel S.

    VCP, MCSA, Exchange, Vmware, HyperV, Servers Expert Admin

    Romania - Last active: 1 day ago - Tests: 8 - Portfolio: 1

    10+ years experience in Information Technology (IT) Major areas of expertise: VMware and Microsoft virtualization technologies. Designing and implementing fault-tolerant virtualization clusters SAN and NAS systems (iSCSI, FC) Windows 2003 / 2008 / 2012 Server * Active Directory * Microsoft ISA Server and TMG * Clustering * MS Windows XP/Vista/7/8 desktop/workstation operating systems * Centralized anitivirus systems WSUS * TCP/IP, Switching and Routing * Firewalls IBM, HP, Dell Servers * DNS, DHCP, Wins * Print Server * File Server * Network and Servers documentation * LAN hardware/software administration, design, installation and configuration * Print Server * LAMP Administration * Linux services : squid, postfix, dovecot, firewall, ldap, mysql, nagios, dhcp, bind etc Certifications: MCP - Microsoft Certified Professional MCSA - Microsoft Certified Systems Administrator VCP - Vmware Certified Professional VCP-510 * VCA-DCV - Vmware Certified Associate Data Center Virtualization.

    Groups: Microsoft Certified Professionals

    $22.22 /hr
    2,644 hours
    4.68
  6. Andrey Semenischev

    Andrey Semenischev

    Expert in PHP coding and MySQL optimisation

    Russia - Last active: 2 days ago - Tests: 14

    I'm WEB programmer. I have more than 12 years expierence in site-creation field. I work with PHP, Smarty, MySQL, JS, HTML, Linux adminstration (httpd, mysqld, iptables etc.). I have developed and changed a wide range of websites and backend systems. I also have a rich experience in AJAX, OOP, software testing. Feel free to work.

    $38.89 /hr
    1,670 hours
    5.00
  7. Sachin C.

    Sachin C.

    Coldfusion, SQL Server, Oracle, Twilio, Stripe, PHP, FFMPEG, ExtJS

    India - Last active: 1 day ago - Tests: 4 - Portfolio: 1

    I have extensive experience in developing web applications using coldfusion, php, asp, asp.net, jquery, sql server, Oracle. I also have expertise in migration of coldfusion websites including installation of webserver. I have extensive experience working on integration of Facebook, Gmail, Yahoo, linkedin, Twitter and Twilio API's.I have sound knowledge of domains like Benefits, Ticketting systems and Publishing systems.

    $20.00 /hr
    4,278 hours
    4.71
  8. Cromer C.

    Cromer C.

    5,000+ Hrs. Wordpress Migration, Malware Removal, Security Specialists

    Philippines - Last active: 1 day ago - Tests: 36 - Portfolio: 27

    I have developed a wide range of skills that I believe useful in today's online businesses. My main competencies are: --- Wordpress site migration --- Wordpress site malware removal --- Wordpress site security enhancement --- Wordpress site loading speed optimization --- Installation, setup, and configuration (using semi-automated or manual method) --- Wordpress Multisite installation and configuration and domain mapping --- Wordpress plugin installation and configuration (both premium and paid ones) --- Wordpress theme installation and configuration to make the site identical to the theme's demo page. --- E-Commerce data entry/upload (using WooCommerce, Cart66, WP e-Commerce, X-Cart, etc.) --- PDF to Microsoft Word conversion --- Excel data entry --- Wordpress post/page formatting using CSS and HTML --- Minor site adjustments that requires HTML, CSS, and PHP intermediate knowledge --- Basic On-page SEO --- Installing, configuring, and setting up Wordpress affiliate sites --- Domain registration and DNS configuration I'm familiar with the following tools/technology: --- Wordpress --- Joomla --- cPanel (used by Hostgator, Bluehost, etc) --- WHM (used by Reseller Hosting Package) --- Linux Command Line Interface --- SSH --- .htaccess --- FTP/SFTP --- HTML --- CSS --- PHP --- SQL statements --- Hosting Providers such as Hostgator, Bluehost, Dreamhost, Hostmonster, InMotion, iPage, Fatcow, WebHosting Pad, 1 and 1, GoDaddy, Dreamhost, WP Engine, Pressable.com, DigitalOcean.com, etc. --- Reseller Hosting Package --- VPS Hosting Package --- CDN Sevices (MaxCDN, Rackspace Cloud Files) --- Plesk (used by GoDaddy) --- WebAdmin (used by Dreamhost hosting account) --- Google Analytics --- Google Webmaster Tools --- Site optimization tools: Google Pagespeed and YSlow --- Google Drive: Google Document and Google Spreadsheet --- Microsoft Word --- Microsoft Excel --- Dropbox --- Wordpress site backup plugins: BackupBuddy, WPTwin, etc. --- Skype --- TeamViewer --- MySQL Databases and phpMyAdmin --- Trello Project Management System --- Basecamp Project Management System

    Groups: Application Developers Alliance, Bluehost Developers and Designers

    $13.33 /hr
    5,617 hours
    4.87
  9. Ederico R.

    Ederico R.

    WebDeveloper with 17+ years in consulting

    Portugal - Last active: 3 days ago - Tests: 1 - Portfolio: 6

    Application Developer mainly in tune with Web technologies in a variety of scripting and programming languages. New and quick challenges or build new and improve constantly are two of my main interests. More inclined to be a "Jack-of-all-trades" do all in a wide range of skills than a fixed specialist in a single narrow technology. Tenacious, hard-working and troubleshooting expert. Although i possess a wide range of skills available for you, I will always be honest and quick so you don't waste time back and forth with me - you will know straight away if I am able to do the job or not.

    $45.00 /hr
    1,665 hours
    5.00
  10. Alexey E.

    Alexey E.

    PostgreSQL Expert & Full Stack Web Developer

    Russia - Last active: 5 days ago - Tests: 10 - Portfolio: 6

    6+ years experience in web-development. 3+ years experience in Linux and PostgreSQL administration. Strong Math skills. Interested in big data processing/analysis, highload projects, data mining, AI, applications security. PHP, Zend Framework, PostgreSQL, MySQL, SVN/Git, Linux Administration, Performance Tuning, Database Administration, Payment Processing Integration, Octave, R, SMPP, Kannel, Usability Testing, jQuery, Twitter Bootstrap.

    Groups: Pinnacle Cart eCommerce Application, Zend Certified Engineers

    $30.00 /hr
    5,967 hours
    4.97