I need VoIP developer

Closed Posted Dec 12, 2014 Paid on delivery
Closed

For our project [url removed, login to view] we are currently looking for VoIP Developer.

Requirements:

Mandatory

•Full-lifecycle commercial experience in the development of VoIP platforms

•Strong OpenSIPS development skills

- load balancers

- registration servers

- HA solutions

•Strong FreeSWITCH development skills

- billing solutions

- multitenant solutions

- geolocated servers

- HA solutions

- scripts in LUA

- anti fraud solutions

•Self-starter who is able to "hit the ground running"

•Familiar with structured software development / quality processes

•Experienced in the creation and use of requirements documents, specifications, designs, unit test plans etc

•Demonstrable communication and team working skills

Preferable

•VoIPmonitor

•CGRateS

•UML, Use Cases or similar notations

•Customer-facing experience

Extra notes: You must be able to communicate in English in writing and speaking

You must be able to work and be contactable between 8 a.m. - 6 p.m. Central European Time - same hours as we

Most preferable developers from Poland / Poznań, but we are open for remote work

VoIP

Project ID: #6859045

About the project

7 proposals Remote project Active Jan 18, 2015

7 freelancers are bidding on average $25/hour for this job

Erewin

ready to work with OpenSIPS in your project.

$30 USD / hour
(3 Reviews)
4.7
ricky1618

Hello, thanks for the invitation. I have a local company with several skill collaborators including the skills you need, but our strong skill is Asterisk developing, as you didn't mentioned not sure if asterisk is some More

$16 USD / hour
(5 Reviews)
3.9
comet107

A proposal has not yet been provided

$25 USD / hour
(0 Reviews)
0.0
metik

-Technologist and Network Architect with real-world product/service development experience -Deep understanding of telephony (SS7, ISUP, SIP/IMS, etc.) -Former owner of a U.S. based licensed/regulated CLEC -Designed More

$30 USD / hour
(0 Reviews)
0.0