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OpenSIPS Job Cost Overview

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

Upwork OpenSIPS Jobs Completed Quarterly

On average, 5 OpenSIPS projects are completed every quarter on Upwork.

5

Time to Complete Upwork OpenSIPS Jobs

Time needed to complete a OpenSIPS project on Upwork.

Average OpenSIPS Freelancer Feedback Score

OpenSIPS Upwork freelancers typically receive a client rating of 4.87.

4.87
Last updated: September 1, 2015

Popular OpenSIPS Searches

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  1. alexander Merkulov

    alexander Merkulov Agency Contractor

    Asterisk/voip/a2billing/freepbx/kamailio expert

    Ukraine - Tests: 6 - Portfolio: 5

    My time is my value. So when you choosing me you can expect that job will be done in short terms and perfect. I not like to do something that not need be done, i prefer use developed components and solutions. That not mean i can't do development. I working with different programing tasks for last 26 years. yes, from 6 y.o. I live in it. So i prefer do something new&interesting; I can handle all tasks from linux administration/virtualization upto end-user web for voip. Only task i never do - graphical design part. That is not my field, better hire someone else for design. I have university degree, working with asterisk from start of this project. Have developing experience with freepbx/trixbox&a2billing. I am one of contributor of a2billing.org trunk. Also i can work as mysql/postgres DBA, database architect, has experience with following languages: Perl Python PHP C/C++ Javascript SQL Prolog/Lisp,Forth. In voip i can work with callweaver, asterisk, opensips, kamailio. Developed modules for freepbx, elastix, trixbox, a2billing.

    Associated with: UA Prime Agency

    $67.77 /hr
    545 hours
    4.97
  2. Sergey P.

    Sergey P.

    VoIP and Linux Engineer

    Russia - Tests: 5

    OS: linux (gentoo, debian, centos ...), FreeBSD over 10 years using/administration Lang: perl, lua, shell (java, ruby, erlang studying) VoIP: asterisk, freeswitch, gnugk, kamailio/ser (over 7 year administration) PBX: Si2000 (v.5), Definity administration (SS7, ISDN) DB: mysql, postgresql Sec: DMVPN, IPsec, OpenVPN Publish: LaTeX

    $30.00 /hr
    76 hours
    5.00
  3. George M.

    George M.

    Expert in VOIP, expierenced in Asterisk,webrtc2sip,sipml5, MVTS,jquery

    Ukraine - Tests: 6 - Portfolio: 9

    My web site is: www.a4business.com I am creating turn-key VOIP platforms for online bussines with WEB-site, different billings, rates setup, VOIP dialers, mobile dialers, DIDx provider integration, paypal online payments for Calling card business, DID and other. I have experience in Asterisk, Sysmaster/VoiceMaster brands (http://sysmaster.com). Demo: www.norfa.com, ( ask me for test PIN ) My video lessons: https://vimeo.com/user36231282/videos Also, I had big expierence with Nextone(, Asterisk, freeswitch, iTelBilling, iTelByteSaver, iTelSwitch, Billbery, Alepo, MVTS, a2billing, freepbx, opensips, kamalio, PHP programming (php-agi, css, jquery), Linux advanced administration, kernel, bash, perl, SQL database architecture: Mysql, MSSQL, Sybase, SQLite, PostgreSQL, Cacti, MRTG, RRD, WHMCS customization, system Backup/Restore schemes. Also I install everything which is needed for business - mail exchange servers (Zimbra, Zarafa, Roundcube Webmail), Ticketing CMS (WHMCS) and write custom modules for each.

    $25.00 /hr
    8 hours
    4.99
  4. Abdelghafour H.

    Abdelghafour H. Agency Contractor

    Network and Software developer

    Morocco - Tests: 4

    I'm a network, software developer, I have consequent experience in LAN/WAN protocol's configuration (Cisco, OneAccess) and development, I worked also on setting up and configuring IPTV and VoIP platforms, I developed many WEB architecture using J2EE, Ruby On Rails and Python Django technologies. My goals through oDesk is to create a trust based network of clients with whom, I can have a long term relationship developing solutions that best suit their needs.

    Associated with: Teliteck

    $33.33 /hr
    1,233 hours
    5.00
  5. Yuriy N.

    Yuriy N. Agency Contractor

    Freeswitch/Asterisk/OpenSIPS/Kamailio/Linux/Network/VoIP Enthusiast

    Russia - Tests: 1 - Portfolio: 1

    Telecom Software and Network Engineer more than 6th years in companies - communication providers. I have extensive experience with deploying a complete infrastructure of voip provider, using OpenSource telephony technologies such as freeswitch, asterisk, OpenSIPS\Kamailio, kazoo, etc. Mostly I'm dealing with emerging startups or with small but accomplished voip companies which want to improve\reorganize their infrastructure; create something new or fix some issue on their network. So it is main area but sure I can help with other projects that correspond to my list of skills.

    Associated with: Nasida

    $40.00 /hr
    1,118 hours
    4.97
  6. Vadim G.

    Vadim G. Agency Contractor

    LINUX/RHEL/CENTOS/AWS/RHEV/NETWORK/VOIP/RHCA/RHCSS

    Czech Republic - Tests: 8 - Portfolio: 1

    -More than 8 years of Linux administration experience -Proficient knowledge of RHEL / CenOS -Experience with Amazon Web Services. -Experience working with RHEV-M/H -Able to design and implement a large variety of services. -RHCS based clustering. -High troubleshooting skills. -Certified RHCA, RHCE, RHCSS and RHCDS

    Associated with: Cassiopeia, EaseIT

    $22.22 /hr
    14 hours
    5.00
  7. Md Golam Rabbany

    Md Golam Rabbany

    Programmer,PHP,MySQL,AJAX, Jquery, C, C++, VoIP, FreeSwitch, Asterisk

    Bangladesh - Tests: 1 - Portfolio: 4

    10 years’ solid experience in Telecom (E2E Solution Architect, System Analyst, Software Development, Telecom Prepaid/Postpaid Billing, Mediation, Rating, Switching, Routing, Data Migration, Telecom VAS, OCS, SMPP, SDP, CMS, Mobile Payment Gateway, Scripting etc), Programming (C/C++, PHP, JAVA, Perl, HTML, QT, AGI Script, JQuery etc), Java Programing, Android Programming, PHP Framework (laravel, codeigniter, YII, Cake PHP, Joomla, WordPress etc ) Database (MySQL, Oracle, MSSQL, MongoDB), Networking, Vendor Soft-Switch (Huawei Softx3000, Telco Bridge, SanSay, Genband, ZTE etc), Open source application (Asterisk, Free Switch, Open SIP, E-Commerce etc) CRM & Global Payment Gateway. Specialties: Telecom Billing, Global Payment gateway, OCS, VAS, SDP, Software Development, Web based application development, open source project, web security, web architecture, database design and optimization, design pattern, frameworks & Open Source technology.

    $16.67 /hr
    0 hours
    5.00