SIP Freelancers

Browse SIP job posts for project examples or post your job on Upwork for free!

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, 34 SIP projects are completed every quarter on Upwork.

34

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 4.50.

4.50
Last updated: May 1, 2015

Popular SIP Searches

More options
Clear all filters
  1. Alex D.

    Alex D.

    Network / Security / VoIP / Unix Specialist

    Russia - Last active: 3 days ago - Tests: 6 - Portfolio: 3

    15+ year experience in networking. Built an ISP (Internet Service Provider) from scratch. Network Planning, Designing, Implementing and Optimizing. Right now we have about 4500 customers. We use Wireless & Fiber technologies. I do WISP and ISP consulting. I specialize on the following products: *** HP (mainly ProCurve switches family and rack servers) *** D-Link (layer 2 & 3 manageable switches) *** Ubiquiti (AirMax, Unifi, mFi & AirFiber products) *** Mikrotik (CCR series, wired & wireless RouterBoard series, x86 RouterOS) *** Grandstream (VoIP PBX, Phones, Gateways and ATAs) *** Linksys (VoIP products) *** Cisco (VoIP products and Catalyst series) *** DELL (SonicWall series) *** Draytek (Network & VoIP series) *** Other products: Linux, Mac OS X, Windows, vmware ESXi, Asterisk, FreePBX I have a good knowledge of the following technologies: TCP/IP, IPv4, Static & Dynamic routing, BGP, EIGRP, OSPF, Layer 2 & Layer 3 VPNs, IPSec, NAT, PAT, STP, VLAN, QinQ, GVRP, HSRP, VRRP, RSTP, MSTP, VTP, RDP, Firewall, Remote Access, HTTP, Load balancing, QoS, CoS, OpenVPN. Check out tests I've passed. I'm new to oDesk, thats why my hourly rate is low now :-) I'm ready for a test task.

    $34.99 /hr
    50 hours
    5.00
  2. Ambika P.

    Ambika P.

    VoIP,SIP,Asterisk,FreeSwitch,Opensips,Kamailio, Linux,MySQL,PHP,Apache

    India - Last active: 2 days ago - Tests: 6 - Portfolio: 3

    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
    1,502 hours
    4.58
  3. Jeremy W.

    Jeremy W.

    Microsoft Lync 2010 / 2013 Architecture and Engineer

    United States - Last active: 07/28/2013 - Tests: 3

    15+ years of Call Center and IT experience. Engineering and project management on Avaya 8700, 8300, G3, Gsi platforms, all Avaya remote gateways, as well as ISDN and SIP trunking with various carriers. Non-Avaya PBX experience also includes Cisco and Asterisk, as well as Audiocodes media gateways and SBAs, as well as AcmePacket SBCs. Architecture, deployment and maintenance of Microsoft OCS 2007 R2 and Lync infrastructures. Strong focus placed on root cause analysis, incident documentation and effective end user communication in adherence to ITIL V3 standards.

    $80.00 /hr
    1 hours
    5.00
  4. Christos D.

    Christos D.

    Independent Multimedia, Communications and Marketing Consultant

    Canada - Last active: 07/14/2014 - Tests: 10 - Portfolio: 18

    Resourceful, Cooperative, Technology Orientated Multitasker and Motivated Self Starter with a Vast Amount of Customer Service, Sales and Technical Support Environment in a Call Centre (10+ Years) Setting and in Person. A Leadership Role Building and Maintaining a Strong, Loyal, Satisfied and Educated Customer Base. Acquired Unique Skills Dealing with People from a Variety of Cultural Backgrounds, Range of Ages and Diversity Needs. Languages: English (Native), Greek (Fluent) and Spanish (Beginner) Skill Strengths Organized and Innovative Approaches to Tasks Efficient & Productive Service with Quality & Measurable Outcomes Ambitious and Open Minded - Can Do Attitude, with a Smile! Understanding Internal/External Customer/Business Requests/Needs Evaluating Information and Providing - Best Fit Solutions Informing Clients about Additional Value Added and Benefits by Up & Cross Selling Products and/or Services Educating Clients about Alternative Time Saving Channels of Service/Information Promoting Our Brand Name and Business and/or Industry Troubleshooting and Problem Solving Instilling Confidence to Clients Proactive Attention to Details and Excellent Photographic Memory Well Developed Technological Knowledge, Processes and Practices.

    $22.22 /hr
    9 hours
    5.00
  5. Abdelhamid F.

    Abdelhamid F.

    Technical Translation Expert En-Fr-Ar

    Morocco - Last active: 2 days ago - Tests: 17 - Portfolio: 4

    19 Years of various responsibilities, as Virtual Assistant, Project Manager, Virtual Team Manager, Expert Translator (English, French and Arabic), Software Localization Specialist, IT Specialist, Technical Support, Virtual Recruiter, Owner & Director of a Study Office for Data Processing, Online Scam & Fraud Investigator. Freelancing is not a hobby or a second job for me, it is my full-time job. Which means high availability & the resources to turn a project into a success. I am interested by all kind of tasks that I can do according to my skills, attempting always to offer innovative & high quality work. I am a conscientious, enthusiastic & highly motivated person who is reliable, responsible & hard working. With high level of detail orientation & the proven ability to achieve targets & results. Able to adapt quickly & positively to challenging situations whilst remaining calm, focused & positive. Mature with an outgoing, friendly personality. I believe my experiences will bring significant benefits for any IT or Non IT organization. I am actively looking for full-time opportunities which will help me to build and enhance my career to further higher level. Thanks for your time & attention in advance. ____ +Areas Of Expertise: I am very familiar with most of the online management tools either for projects or for teams, for organizing work & meetings or for doing follow-up for tasks, projects, milestones and goals. When it comes to the translation area, I provide Translation Based Keywords, and SEO friendly translation for the following pairs: English to French/Arabic Arabic to French French to Arabic +Area of Translation: -Expert in Software localization: Menu, Dialog boxes, Options, Help, Adversity, Tutorials, etc. -Technical documents (computer & software area.) -User guides for IT equipment, network hardware & software (devices, servers,screens, etc.) -International Tenders within the IT field for governmental or private agencies. -Commercial listings for electronic stores. -Tools for teaching & learning languages (texts, exercises, tests, courses, etc.) Proofreading French and Arabic content. +Operating Systems: The following Windows versions: (3.x-9.x-NT-2000-Me-XP-2003\Server\AdvServer-Vista-Seven-Eight) The following Linux distributions versions (gnome/kde): Ubuntu, Fedora, Linux Mint, Kali Linux, Wifislax +Software : Microsoft Office (All versions since version 2 under MS-DOS until version 2010) Open Office Libre Office Microsoft Front Page Microsoft Expression Web PoEdit OmniPage professional +Online Tools: Basecamp Wrike Asana Highrisehq Cisco Meraki Dashboard DropBox Google Apps +Other Skills: *PC troubleshooting Hardware/Software (Installation, Configuration & Administration): Identifying problems, troubleshoots, providing assistance & advice to end-users Installing, maintaining & upgrading Software & Operating Systems Providing support on other IT issues Testing Software functions & providing reports when asked *Customer Service Representative *Technical Support *Administrative Support *Virtual/Personal Assistance *Web Research *Data Entry (CMS, E-Commerce, online forms, ...) Speed: 74 wpm / 330 kpm. *E-Commerce implementation & customization. +Office Equipment: PC Quad 3 GHZ 64 Bit - RAM: 8Gb - 2HD: 500Gb each - Video Card Memory: 1Gb LED Screen 23”. Laptop i5 64 Bit - RAM: 4Gb - HD: 250Gb - V. Card Memory: 1Gb Android Phone Internet ADSL 4Mb. Webcam + Stereo Headphone

    Groups: oTranslators

    $11.00 /hr
    258 hours
    4.34
  6. Neeraj Chand

    Neeraj Chand

    Asterisk/ VOIP/Video Conferencing Solutions Consultant

    Fiji - Last active: 14 days ago - Tests: 3 - Portfolio: 1

    Solutions architect and project manager with a strong focus on VOIP and voice driven applications including IVRs,pabx systems, and call center integration leveraging open source and closed source technologies to implement customised solutions. Flair for systems analysis and design with advanced communication and people skills. Specialties: Linux / Unix - Advanced Asterisk - Advanced VOIP - sip/iax -advanced Windows XP / Server - advanced Windows 7 - Intermediate Cisco routing/switches - advanced MSSQL - Intermediate MySQL - advanced Predictive Dialer systems - Advanced Excel - advanced c # - advanced Procurement / professional communication - advanced perl - intermediate Genesys Call Center Systems - Advanced Avaya - intermediate Current Roles / Achievements Responsible for all Voice / VOIP infrastructure across the OCIS group. Enhanced call handling efficiency by approximately 40% - via software upgrades and enhanced configuration. Developed enhancements to integrate with line of business systems and provide visibility on call patterns through visual tools. Added web based video conferencing, screen share and web chat to the portfolio of services available to all OCIS business users. Integrating Polycom auto provisioning systems with voice solution to make service delivery more robust and efficient. Currently developing intelligent routing systems for VOIP using EIGRP on cisco core devices. Integrating DUNDi, database functions, static variables from MySQL clusters with a self healing voip routing solution as the end goal

    $50.00 /hr
    0 hours
    0.00
  7. James E. Davis

    James E. Davis

    Telecom Engineer

    United States - Last active: 08/17/2014 - Tests: 1

    A Telecommunications Industry professional with more than 16 years of total experience. 10 years as a Avaya Systems Application Specialist and 4 years experience as a Avaya Telecom Engineer. I am currently working at the University of Nebraska Medical Center as a VoIP Engineer. Proficient in troubleshooting and diagnosing telephone and data equipment issues. I have strong communication skills, written and verbal, commitment to provide quality service to internal and external customers. I have a demonstrated ability to quickly grasp and adapt to new skills and products; with time and practice, I am capable of becoming a Subject Matter Expert. Specialties: • Formerly Avaya Certified Expert (Communication Manager) • TIA Convergence Technologies Professional from the Telecommunications Industry Association • CompTIA A+ and Network+ certifications from the Computing Technology Industry Association • SSCA certifcation from The Sip School

    $25.00 /hr
    0 hours
    0.00
  8. Emil Diaz

    Software & System Engineer

    United States - Last active: 02/18/2013 - Tests: 1

    $100.00 /hr
    0 hours
    1.50