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SIP Job Cost Overview

Typical total cost of Upwork SIP projects based on completed and fixed-price jobs.

Upwork SIP Jobs Completed Quarterly

On average, 39 SIP projects are completed every quarter on Upwork.

39

Time to Complete Upwork SIP Jobs

Time needed to complete a SIP project on Upwork.

Average SIP Freelancer Feedback Score

SIP Upwork freelancers typically receive a client rating of 4.48.

4.48
Last updated: July 1, 2015

Popular SIP Searches

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  1. r g

    r g

    Technical Architect Java, J2EE, SIP Web RTC

    United States - Last active: 6 months ago - Tests: 2

    Over the last 12 years, I have worked extensively on Java/J2ee projects for prestigious clients in telecom and banking domain My passion towards the designing, programming and coding, lead me to the Odesk , a platform where I can put my knowledge, experience, passion together and deliver my best in professional and timely manner My core expertise lies in : Java/J2ee LinkedIn, Highrise, Foursquare API Integration OAuth Intergration SIP WebRTC BigBluebutton red5, freeswitch, Big Blue Button Type safe stack (Play!, Akka, Cassandra) Twitter Bootstrap Weblogic / Websphere Web Solutions (JSP/Struts/Servlets/XML/Web Services/JavaScript/HTML5) Android Development Coding Standards and Best Practices

    $38.89 /hr
    520 hours
    4.90
  2. kashyap patel

    kashyap patel Agency Contractor

    6 Year Experience In VoIP,SIP,Asterisk,Elastix,VICI,A2Billing,Tribox,

    India - Last active: 1 day ago - Tests: 6 - Portfolio: 9

    Installation Expertises in Asterisk, Freeswitch, vicidial, astercrm, A2billing, Free PBX, Elastic etc. IVR specialist in asterisk Advanced Dialplan in asterisk Useful and cost-effective phone management system planning & designing & installation Expertises in Digium, Sangoma, Openvox and other type of PRI & PSTN Card installation. Connecting Multiple Asterisk Server & Cloud Solution for asterisk Call centre setup using vicidial Advanced Voice broadcast system Training on Asterisk Advanced Call Recording Solution using Asterisk Specialties Asterisk, Freeswitch, vicidial,A2billing, Free pbx, elastic, PRI & PSTN card installation, call centre setup, Advanced IVR, Cloud solution using asterisk, training on asterisk, voice broadcast etc.

    Associated with: Kingasterisk technologies

    $16.67 /hr
    26 hours
    3.98
  3. Malay P.

    Malay P.

    VoIP/SIP Administrator & Developer

    India - Last active: 18 hours ago - Tests: 6 - Portfolio: 3

    Over the last 5 years, I have developed a wide range of IT solutions including VoIP, Web and Mobile development for small businesses and start-up companies as well as for large companies. Following are my area of experiences: -VoIP, SIP -FreeSwitch, ASTPP -Opensips -Kamailio -WebRTC -Asterisk, FreePBX, A2billing -Linux & Opensource Consulting -MySQL, PHP, Wordpress, Apache -Android I provide following services: - Development of custom VoIP solutions with ongoing support - VoIP networks/projects: development and optimization - High Availability and Scalability solutions for VoIP networks. - VoIP Security and Hacker protection solutions. I provide following solutions: -High scalable Least Cost Routing(LCR) with Fail-Over -Session Border Controller(SBC) -Click to call -Class4 & Class5 Soft Switches -SIP Proxy Server, SIP Messaging Server, SIP Redirect Server, SIP Load Balance & Fail-Over -IVR Application -Fax over IP (FoIP), T38 Supported FAX Server, FAX to Email -Shoutcast Server -WebRTC client -PHP RESTfull API , Web Services for Mobile Application -Web Applications -Mobile Applications. My core competency lies in complete end to end IT solutions for VoIP, Web and Mobile technologies.

    $25.00 /hr
    1,586 hours
    4.62
  4. Suren Karapetyan

    Suren Karapetyan

    Senior System/Network Administrator (devops)

    Armenia - Last active: 18 hours ago - Tests: 8

    An ambitious *nix System and Network Administrator with eight years' experience working in ISPs and other service providers maintaining existing and designing new infrastructure. DevOps skills which help to bridge sysadmins' and developers' teams. Master's degree in Math Sciences. I'm looking for interesting projects which use new/young technologies and provide new challenges. Would also be great to work with interesting people.

    $40.00 /hr
    1,037 hours
    4.93
  5. Kirill P.

    Kirill P.

    Asterisk Expert and System Administrator

    Russia - Last active: 2 months ago - Tests: 10

    I work on IT more than 12 years. VOIP/Asterisk Developer, Expert System Administrator and Network Administrator, Perl Programmer. Generally, I develop solutions based on Asterisk and speech technologies (speech synthesis and speech recognition systems), complex IVRs, integration with external sources and databases, custom click-to-call and callback systems, etc. I prefer custom development for Asterisk and FreeSWITCH. Usually, I use Perl for development. I have huge experience in solutions based on Asterisk such as FreePBX, Elastix, Trixbox, vicidial, etc. Also I support critical 24x7 systems, administration networks and servers, perform IT consulting, etc.

    $25.00 /hr
    10 hours
    5.00
  6. Ali N.

    Ali N.

    Software Architect / Developer(C++, C#), Computer Science Reseracher

    Sweden - Last active: 9 days ago - Tests: 13

    I have several years of experience in developing Windows and Web based software, including Sharepoint, database, and industrial monitoring and control applications. I have used Visual Basic, C#, C/C++ (Win32/MFC/CLR/Linux), and Microsoft SQL Server 2000-2008 proffesionally to develop software solutions. I used advanced object oriented concepts and architecture patterns in software development. Moreover, I am a computer science researcher. My research fields of interest include computational neuroscience, neuronal networks, artificial intelligence, robotics, and computer software.

    $60.00 /hr
    64 hours
    4.18