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voip expert developer

$750-1500 USD

Closed
Posted over 3 years ago

$750-1500 USD

Paid on delivery
we need a developer that should have these experiences: [login to view URL] Modules. GSM Modules .GSM Channels, GSM Gateways, rSAP -> Remote SIM Access Profile, rSAP over TCP,,SIM Banks ,SIM Servers the developer will develop the software will run GSM Gateway and SIM Bank using Asterisk and GSM Modules, Hardware and software knowledge required. payments terms . please read it , will will not release any milestone until job is done , not negotiable
Project ID: 27097239

About the project

7 proposals
Remote project
Active 4 yrs ago

Looking to make some money?

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7 freelancers are bidding on average $1,382 USD for this job
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Hi, As per your requirement, I have expertise in Linux Server Administration. I can help you with that. I have 10 years of experience in this domain and I have done this type of project many times for my remote and local clients. And I have complete knowledge of Voip. we can discuss more on chat. Let me handle this. Thanks. waiting for your response.
$1,200 USD in 25 days
4.9 (73 reviews)
5.9
5.9
User Avatar
Hello Sir, Hope you are doing well. I have over 10+ years of experience with VOIP based phone systems based on the FreeSwitch including Asterisk PBX, Linphone, Softswitch, Jitsi, RTMP, Webrtc, Mobile Dialer for Android, and iOS. and Windows PC Dialer. And hands-on experience working with Twilio API or any 3rd party API Integration. I have gone through your requirements and I feel confident enough to work with you on the same. Would it be possible for you to come over chat to discuss further? Awaiting your positive response. Thank you. Arpit
$1,125 USD in 7 days
5.0 (10 reviews)
4.6
4.6
User Avatar
Hi, I am a VoIP expert and an Asterisk specialist with more than 7 years of experience. In fact, I am use to simbank, gsm gateways of GoIP, Dynstar, Acompro and many other chinese vendors. I think I have the profile for the job. Looking orward for your response.
$2,700 USD in 7 days
4.8 (6 reviews)
4.8
4.8
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Hi, thank you for your offer. I have the expertise and the availability to start asap. Please, let's chat to check the details. I am pretty fast giving economical estimation as I am the lead developer, so we can solve the project scope an tech solution pretty fast. Let's talk. Thank you very much.
$1,125 USD in 7 days
5.0 (6 reviews)
3.9
3.9
User Avatar
Nice to meet you I am an Amazon Cloud Architect for the web infrastructure serving 90 million page impressions and 12 TB Internet traffic per month. The AWS services I use are EC2, ELB, MySQL RDS, VPC, CloudFront, ElastiCache, CloudWatch, CloudFormation, OpsWorks, ElasticBeanstalk, CodeDeploy, S3, SES, SQS and SNS. I have 20 years of Linux SysAdmin experience. I currently use Apache, Nginx, Ldirectord, MySQL, Perl, PHP, Memcached, Sphinx, Bind, Typo3, WordPress, Send-mail, Postfix, NFS, Samba, Snort, Vsftpd, aide, Nagios, Cacti, Puppet and a bunch of other traditional Linux software. I am good at asterisk-pbx,linux,mobile-phone,software-architecture,voip If you’re looking for a developer that’s truly an expert, driven by passion, not afraid to take on a challenge, and will be there with you every step of the way then look no further as I’m your guy.
$1,275 USD in 18 days
4.7 (3 reviews)
3.1
3.1
User Avatar
You want to run the GSM gateway. Why don't use the solution from Sangoma with a customization. I use it some time with opensource FreePBX and some software modules.
$1,499 USD in 7 days
0.0 (0 reviews)
0.0
0.0

About the client

Flag of UNITED STATES
Wylie, United States
4.9
6
Payment method verified
Member since Jul 23, 2019

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