OpenSIPS Freelancers

Browse OpenSIPS job posts for project examples or post your job on oDesk for free!

OpenSIPS Job Cost Overview

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

oDesk OpenSIPS Jobs Completed Quarterly

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

5

Time to Complete oDesk OpenSIPS Jobs

Time needed to complete a OpenSIPS project on oDesk.

Average OpenSIPS Freelancer Feedback Score

OpenSIPS oDesk freelancers typically receive a client rating of 4.94.

4.94
Last updated: April 1, 2015

Popular OpenSIPS Searches

Clear all filters
Gohar A.

Gohar A.

VoIP Consultant [Asterisk, freeSWITCH, Kamailio, O...

Canada - Last active: 1 month ago - Tests: 3 - Portfolio: 14

Since last 7 years now I'm involved intensely in end-to-end VoIP setups. That included pre-deployment 360 degree Architecture planning. Actual development of the projects, including aiding other teams develop the exact required component for the projects. And after deployment Support. My career objectives are to be a very flexible expert capable of working on almost any layer. Come up with intelligent solutions to help achieve business goals smartly. I'm proficient in following domains * VoIP * Server Administration * Network Administration I've experience in Following tools. * Asterisk * FreeSwitch * OpenSIPs * Kamailio * SEMS * Vyatta * MySQL * Linux OSs I've worked in following languages. * C++ * Perl * Php * Shell scripting Find More about Me from my VoIP Blog: http://saevolgo.blogspot.com

$60.00 /hr
152 hours
4.99
Ambika P.

Ambika P.

VoIP,SIP,Asterisk,FreeSwitch,Opensips,Kamailio, Li...

India - Last active: 3 days ago - Tests: 6 - Portfolio: 5

Over the last 4.5 years, I have developed a wide range of IT solutions including VoIP, Web and Mobile development for small businesses and startup companies as well as for large companies. I have experience in VoIP, FreeSwitch, Opensips, Kamailio, Asterisk, FreePBX, A2billing, Linux, Opensource Consulting, MySQL, PHP, Joomla, Android, asp.net-mvc, c#, .net-framwork etc. I have developed class4-class5 Soft Switches, SIP Proxy, FAX Servers, Fax2mail, Fax over IP, Messaging Servers, Session Border Controllers, IVR application, Web Applications and many others. My core competency lies in complete end to end IT solutions for VoIP, Web and Mobile technologies.

$25.00 /hr
1,452 hours
4.58
Yuriy N.

Yuriy N. Agency Contractor

Freeswitch/Asterisk/OpenSIPS/Kamailio/Linux/Networ...

Russia - Last active: 09/05/2014 - Tests: 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
Marek S.

Marek S. Agency Contractor

European system/VoIP administrator - Linux, VoIP,...

Slovakia - Last active: 05/26/2014 - Tests: 3

After 15+ years in system administration, I can say, I can help with any problem you could have. I was implementing clusters (http, asterisks, opensips), design and install high available infrastructure, finding bottlenecks in applications including resolution, design, install and manage VoIP infrastructure with thousand of customers and mainly, bringing new ideas into life. Areas of knowledge: - Apache/HTTPD - installation, tuning, design of infrastructure - NGINX/HAPROXY - balancers, high availability infrastructure - PHP/MySQL - tuning for best throughtput - Asterisk - extensive administration for VoIP provider - Opensips - loadbalancing+high availability in voice services All this on Linux (Debian, CentOS, Ubuntu) and FreeBSD. - all type of clustering/virtualization - Xen, vmware etc. - all operations, scalability and high availability - Amazon/Rackspace - high available setups, hacks for automated deployment etc., about 50 instances under my management With all technologies, I was working with many companies, mainly from US and Canada. Everywhere, I was the person, on which main responsibility laid. My biggest advantage is, that I am working, until problem is not resolved - I am not blaming anybody, but working. Do you want to try it? Go ahead and drop me a line.

Associated with: antaree Solutions, s.r.o
$21.11 /hr
4 hours
4.16
Sayeed Islam

Sayeed Islam Agency Contractor

Systems Administrator/Architect/Integrator/AWS(EC2...

Canada - Last active: 27 days ago - Tests: 23 - Portfolio: 2

Hands-on proven experiences over the past 9 years leading all stages of system implement efforts, including requirements definition, design, architecture, testing and support in Linux(CentOS, Redhat, Ubuntu, Debian, Fedora, Gentoo, Suse. etc), Database, Windows, VoIP, Linux: Advance LAMP system administration, Oracle, MySQL, Postgres, Apache, Lighttpd, JBoss, Tomcat, Squid, HA Proxy, HA Linux, Clustering, High Availability, Proxy, VPN, Puppet, DNS, Zimbra, Cluster, Monitoring and Alerting system such as Nagios, Cacti, MRTG.Windows: Active Directory, Domain, Microsoft Exchange, IIS, MS SQL, Orion Monitoring and Alerting systemVoIP: Cisco, Quintum, SIP/H323/IAX2, Asterisk, AsteriskNow, Trixbox, FreePBX, Polycom, Sipura, AsteriskNOW, Digium, T1/E1, Yate, GNUGK, Vendor Specific Softswitch, Open Source, predictive dialer, Radius and billing system.I also have experiences in vendor specific VoIP Softswitches such as MERA, VoIPSwitch, Sysmaster, VoiceMaster and load balancer such as KEMP, Crescendo, HAProxy (open source), etc. I have acquired valuable system administration experience over the past nine years in all facets of administration, deployment, troubleshooting, installations, monitoring and maintenance for various system and application, hardware, and software. I possess a unique talent for delivering highly complex technical information into terms and concepts that the users can readily grasp. Furthermore, I am multi-task oriented, enjoy challenges, and continually stay abreast of the latest advancements in the IT field.

Associated with: NixTroop
$40.00 /hr
3,476 hours
4.21
Quynh T.

Quynh T.

VOIP, Django developer

Vietnam - Last active: 20 days ago - Tests: 2 - Portfolio: 1

I have more than 5 years experience in VOIP, as a system administrator, and a Django developer. I have done many projects relate to VOIP. I have developed some web conference, Web Portal, Commercial for VOIP service. Hosted PBX. I am very familiar with Asterisk, FreePBX, Freeswitch, FusionPBX, Kamailio, Siremis, Elastix, OpenFire, Trixbox, VICIdial, Newfies Dialer. I am very hard working and have strong knowledge in these technologies.

$18.89 /hr
76 hours
3.70
Karim Hamamo

Karim Hamamo Agency Contractor

Network Security Expert

United Arab Emirates - Last active: 18 days ago - Tests: 2

Infrastructure systems Engineer with almost 5 years of experience in the IT Field. Solid skills in complex infrastructure administration with good experience in scoping, project management and technical documentation. I have a keen interest in Information Security and opensource solutions. Specialties: Messaging &Collaboration Infrastructure (Office 365, Exchange server 2013/2010, Lync server 2010/2013). Security (RSA, SELinux, IPTables, Snort, Barnyard, Squid). Cloud Solutions (VMware, vSphere ,Hyper-v, Server visualization). Identity and Access Management Solution (ADFS). Management Solutions (SCVMM, SCDPM). Auditing solutions (SIEM, CISA). Storage: (Netapp, Snap-manager). Networking Infrastructure (Cisco Switches, access points and router, Juniper Firewalls, Sonus). Project Management: (PMP). Platforms: (Windows server, Linux Red Hat and fedora, Apple IOS, Cisco IOS, Juniper Junos) IT Support: (Desktops, Network printers, network devices, gateways, Servers, software, Group policies, mailbox).

Associated with: Perfect Innovation
$15.00 /hr
5 hours
3.60
Ziadi M.

Ziadi M.

Expert Linux System Engineer

France - Last active: 09/19/2014 - Tests: 1

I am a hands-on, highly competent Linux system engineer with 4 years’ experience and a strong performance background in wide variety of professional system support and solution-based IT services for Linux Systems (or dministrations) including, monitoring, configuration, troubleshooting and maintenance of operating systems. I have worked on numerous projects from concept to completion. A specialist in VOIP and LAMP platforms, I take pride in administrating Linux systems and regularly refresh my skills to ensure I keep up with ongoing developments.

$16.00 /hr
0 hours
0.00
SYED BILAL MASOOD SHAH

SYED BILAL MASOOD SHAH

Linux / Unix / VoIP / VmWare Architect/Consultant/...

Pakistan - Last active: 11/06/2013 - Tests: 3

I have 8 years technical experience and interests as a VMware Consultant, VoIP, Network Manager, system engineer and system architect focuses on Linux/Unix{AIX,Solaris}/Windows/Cisco/VoIP ,Open Source software & Business Development to take an organization to next step Skills include deploying, migrating and managing large-scale Unix/Linux/Windows server and desktop environments, packaging Linux/Unix/Windows software, designing and implementing system tools and automating operational tasks using php, shell scripting and perl I am available for work inside or outside of my home country

$16.67 /hr
0 hours
0.00