Top Upwork Freelancers

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  1. Alfred A.

    IT consultant

    United States - Tests: 1

    Over the last 10 years, I have worked as a Unix administrator for wireless industries. My expertise also includes mobile telephone switches ( CDMA ). I have also developed a wide range of websites using HMTL, DHTML, PHP, and MySQL. I also have experience as a software tester.

    $25.56 /hr
    0 hours
    5.00
  2. Dmitrii Korotovskii

    Dmitrii Korotovskii

    Senior Software Engineer

    Russia - Tests: 3 - Portfolio: 2

    I have over 6 year's experience in PHP/Web development. I use PHPStorm as my primary IDE. Source-code is always stored in Git. Git is my favorite distributed revision control system. I also prefer do rebase on my branches and cherry-pick in emergency situations. For debugging PHP applications I use Xdebug and strace in very complicated cases. I'm an advanced Linux user, I usually write small bash scripts to make my life easier. I can setup working environment from scratch on server, but it's better to do it via provisioning system like Ansible.

    $40.00 /hr
    0 hours
    0.00
  3. Maria Del Carmen Muniz

    Maria Del Carmen Muniz

    Transcriber/Translator/Bilingual Teacher/Actress

    Puerto Rico - Tests: 1

    With a MA in Bilingual Special Education from City College of New York, I am highly qualified to work with translations, transcriptions, and proofreading, among other types of content on language related areas in Spanish and English. I also offer professional assistance in doing voice overs in the Spanish language. Translated the book "Rebuilding From Ground Zero" by Seni Hazzan, JIL Publishing, New York (2001) and voiced over its Spanish audio book version. Willing to establish long-term partnerships with clients who are looking for efficient and reliable services.

    $16.67 /hr
    0 hours
    0.00
  4. Jawad Rashid

    Jawad Rashid

    Linux system Administrator / Network Administrator

    United Kingdom - Tests: 2

    I have strong expertise in Linux OS. Have more then 10 years of experience in installation and management of DNS, email, Proxy, Database, DHCP, FTP, HTTP, VLAN, VPN and IP PBX servers. I have worked in ISPs and telecom environment . and have very good concept of IP telephony systems and SIP/IAX/H323 Protocols. IP and SS7 interconnects and technologies. Have completed many projects including College Network design and implementation, fixed line telecom project using ZTE soft-switch. have very good knowledge of securing the networks and servers/workstations and specially telecom systems.

    $22.22 /hr
    0 hours
    0.00
  5. Cristian Santiago

    Cristian Santiago

    Infrastructure Administrator(esp. Windows) and Expert Problem Solver

    United States - Tests: 3

    I have been working on IT for almost 15 years now. I am a generalist, a problem solver. I have more experience on Windows Infrastructure but I do also get along pretty well with Unix environments. I have worked for Microsoft Enterprise Support, then continued working as infrastructure administrator for other companies. I have experience in different kinds of Technology and even if I don't have, I can pick it up really quick, my mind seems to be wired up that way.

    $22.22 /hr
    0 hours
    0.00
  6. Max Topal

    Max Topal

    VoIP/Network/Linux Engineer

    Russia - Tests: 3

    Over 8 years hands-on experience. I have deep knowledge on VoIP Hardware and softswitches from open-source one (Asterisk, Elastix, Askozia, Freepbx, CallBox, Trixbox, Welltime, Yeastar) to licensed (Switchvox, Panasonic, Mera, RTU) . I am providing Asterisk-based PBX installation\integration, support, troubleshooting and consultations. Fully manage the installation, configuration and troubleshooting of Linux servers * Install and configure Web Servers and MySQL, PostgreSQL * Install and configure customer scripts and programs * Monitor performance to identify and resolve issues using a suite of systems and tools. * Provide VoIP Security * Troubleshoot and resolve network, system, hardware and software problems. * Achieve quick fixes and / or long-term solutions as needed. I have more than 100 successful IP-PBX server deployments, so I am confident that you will be satisfied with my work completely.

    $20.00 /hr
    0 hours
    0.00
  7. Vladimir E.

    Vladimir E.

    Lotus Notes/Domino Web developer

    Russia

    I have experience designing solutions based Lotus Notes/Domino platform, geographically distributed systems, RDBMS store data systems (DB2). My core competency lies in Web based development (XPages, DHTML), but I have a rich-client development experience also. Also I good in: Lotus Notes/Domino system administration, deployment, SQL-query optimization, project management. I use languages and technologies: Lotus Script, @formula, Java, Java Script, SQL, XPages, Ajax. I can work about 20 hours in a week.

    $17.00 /hr
    0 hours
    0.00
  8. Tvrtko Begovic

    Tvrtko Begovic

    Senior developer

    Croatia - Tests: 3 - Portfolio: 7

    I am a senior developer with twenty years of programming experience mostly in Microsoft technologies (C, C++, .NET, C#, MS SQL, Sharepoint). Besides development, I've managed small projects, written functional and technical specifications and done customer interviews and support. I am interested in new technologies and platforms and ready to invest my time in learning.

    Groups: Microsoft Certified Professionals

    $16.67 /hr
    0 hours
    0.00
  9. Federico de los Santos

    Federico de los Santos

    Microsoft System Center Consultant, MCSE Certified

    Uruguay - Tests: 3 - Portfolio: 3

    Experienced consultant in Microsoft technologies including System Center, SharePoint, Exchange, Lync, and Active Directory. Primary projects focused in banking, financial, insurance and health industries. Worked on-site and remote to companies located in Argentina, Chile, Uruguay, Colombia, Dominican Republic, Puerto Rico and USA. Also I am an experienced developer which helps me to create integration tools between different technologies, and scripting to automate tasks. I have worked on companies evaluated as CMMI and I hold ITIL Certification. I am certified as MCSE since 1999 and hold certificate for more that 20 MOC exams. Also I have training experience to technical and end-user staff.

    $33.33 /hr
    0 hours
    0.00
  10. Iris O.

    Iris O.

    Writer, Blogger, Editor, Proofreader

    United States - Tests: 3 - Portfolio: 1

    I am a natural-born writer published as a poet, essayist, and short story writer in several publications. Along with general writing skills I am an accomplished proofreader and editor with a specialty in fiction writing and academic essays. As an avid and voracious reader, I am an excellent candidate for editing, proofreading, and writing novels and manuscripts. I am not only a fast reader and writer but also a proficient grammarian. I read and edit quickly and accurately, and strive to create clarity and cohesion in every work I edit and write. As a novelist myself, I am well-aware of the importance of conveying a clear message while also retaining passion and love. I can provide writing samples on request. I served as both the Web and Entertainment Editor for King's College's newspaper The Crown, in addition to acting as Head Dramaturg for the King's College Theatre Department. I served as an English teacher's assistant for 7+ years at a small prep school.

    $11.11 /hr
    0 hours
    0.00