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. Alan Orduño

    Alan Orduño

    PHP & vBulletin Expert

    Mexico - Last active: 6 days ago - Tests: 5

    Great skills on web development... Back-end: - Object-Oriented Programming. - Design Patterns. - MVC. - Databases. Front End: - Responsive Web Design. Also, excellent skills at vBulletin as ex-core developer (see my employment history at Internet Brands). - Install/upgrades. - Plugins/mods. - Customization. Well-known Technologies: - PHP - MySQL - Javascript - CSS - HTML/XHTML

    $40.00 /hr
    656 hours
    4.95
  4. Roman Gorokhov

    Roman Gorokhov

    Expert FreeBSD/Linux Administrator

    Spain - Last active: 1 day ago - Tests: 6

    • 15+ year’s experience in the IT field. • Deadline conscious on all projects and assignments. Resolved IT related issues and concerns under strict deadlines. • Proactively implemented enterprise project deliverables at basic to intermediate levels. • Provided installation, configuration and maintenance of UNIX -based systems for different tasks: http, mail, ftp, dns, proxy, firewalls, smb, backup; web applications – from postfixadmin tо sugarcrm. BSD, Linux, Solaris, QNX. FreeBSD is my favorite. • FreeBSD Port contributor.

    $25.00 /hr
    111 hours
    4.82
  5. Dharmesh P.

    Dharmesh P.

    Official Odoo(OpenERP) Partner - ERP Solution Expert

    India - Last active: 3 days ago - Tests: 2 - Portfolio: 8

    With over 8+ years of experience in Odoo(OpenERP) and having worked for 900+ hours on oDesk, I offer Odoo(OpenERP) Development, Customization, Integration, Migration, Implementation as well as Maintenance and Support. I also conduct Odoo ERP Functional as well as Technical Training. I can deliver cost-effective, high quality and user-friendly open source solutions catering to your business needs.

    Groups: Application Developers Alliance

    $20.00 /hr
    961 hours
    4.98
  6. 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
  7. Sergey Kogut

    Sergey Kogut

    Sr Windows and Linux Systems Admininstrator

    Ukraine - Last active: 2 days ago - Tests: 1

    Hello, I'm a System Administrator with 11+ years experience. I have worked earlier with hosting companies like hostpro.ua, 1gb.ua, hostclear.com, justhost.com and SingleHop.com. I've great experience with WordPress, cPanel/WHM, Plesk and server configuration (Bind, Postfix, Apache, MySQL, FTP and etc) + Virtualization OpenVZ Also I know CentOS and Ubuntu rather good (installation and configuration of software like ffmpeg, 3dproxy, Maldet, OpenVPN, Bugzilla and etc) Also I've a good experience with Nginx + PHP-FPM + Nginx Cache + Varnish Cache Currently I work remotely as a system/server administrator at RipaMedia Inc. I love my job and also I like to help people like you :)

    Groups: Bluehost Developers and Designers

    $22.22 /hr
    138 hours
    4.90
  8. 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
  9. 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
  10. 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