VoIP, otherwise known as Voice over Internet Protocol, is a digital solution for telecommunication that utilizes the transmission of voice through the use of data over the internet. This technology is typically adopted for both commercial and privately used applications. VoIP developers specialize in programming telecommunication systems using data transmission to provide efficient services for audio and video functions.
VoIP developers are highly sought after professionals as they can create a versatile and advanced system for both desktop and mobile devices. This can include creating a more interactive experience for customers with multi-way calls, conference calls, video conferencing and voicemail systems. VoIP developers can set up your business’s phone system such as forwarding calls remotely to other devices with extensions or even communicating with customers utilizing software like Callcentric, Flowroute or Voxbone.
Here's some projects that our expert VoIP Developer made real:
- Secured and configured private networks by implementing security measures like IP SLA, NAT and ACLs
- Integrating SIP trunks between billing platforms, PBXs and VoIP applications
- Setting up Postfix mail server on Linux systems with TLS authentication and encryption
- Installing and configuring sip telephony software like ASTPP into businesses
- Developing web applications that can send and receive SMS messages utilizing VoIP APIs
Our expert VoIP Developer have created numerous projects to help business owners manage their telecommunications in a professional bet. Our developer have an array of experience in creating a secure and reliable system customized to each client demands. If you're looking to improve or create your business’ communication system, then post your project today on Freelancer.com to hire one of our skilled professional VoIP Developers today!From 27,251 reviews, clients rate our VoIP Developers 4.81 out of 5 stars.
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Project Title: SIP to WhatsApp Integration Description: I am in need of a developer who can integrate SIP with WhatsApp to enable both text messaging and voice calls. I currently use Asterisk as my SIP provider and already have a WhatsApp Business Account. Ideal Skills and Experience: - Strong knowledge and experience with Asterisk and SIP integration - Proficient in WhatsApp Business API and its integration with SIP - Familiarity with handling text messaging and voice calls through WhatsApp - Ability to ensure smooth and reliable communication between SIP and WhatsApp - Experience in troubleshooting and resolving any integration-related issues - Strong problem-solving skills to address any challenges that may arise during the integration process
I am looking for a freelancer who can install Asterisk on my Ubuntu 20.04 LTS server for VoIP services. I have specific requirements for the configuration and customization of the Asterisk installation. Skills and Experience Needed: - Strong knowledge and experience in installing and configuring Asterisk on Ubuntu 20.04 LTS - Expertise in setting up VoIP services with Asterisk - Ability to understand and implement specific requirements for the Asterisk installation If you have experience with Asterisk installations and can meet these requirements, please submit your proposal.
Project Description: Kamailio and Fusion PBX Integration with Prepaid Billing I am looking for a skilled freelancer who can help me integrate Kamailio and Fusion PBX with Prepaid Billing to enhance the billing functionality of my system. The main goal of this integration is to achieve enhanced billing functionality. Specific features required in the prepaid billing system include: - Customizable rate plans to meet our unique business requirements. The integration process should be: - Fast and efficient to minimize downtime and get the system up and running quickly. Ideal Skills and Experience: - Strong knowledge and experience with Kamailio and Fusion PBX. - Proficiency in integrating systems with prepaid billing functionality. - Understanding of customizable rate plans and their imple...
I have a freshly installed "FreeSWITCH", and I want to configure it with the below example: The "Outbound Traffic" - Accept the SIP traffic from the Local "A" () SIP Server. - Redirect the Signaling to the Local "B" () SIP Server. - If the Signaling response is accepted, the traffic (Signaling and Media) will be redirected to the Local "C" () SIP Server. The "Inbound Traffic" - Accept the SIP traffic from the Local "C" () SIP Server. - Redirect the Signaling to the Local "B" () SIP Server. - If the Signaling response is accepted, the traffic (Signaling and Media) will be redirected to the Local "A" () SIP Server. All the traffic mentioned will be on the local network and should be over 5060/UDP. NO...
I am looking for a freelancer who can help me configure Zoiper softphone on my VOS3000 switch. I am currently facing issues with calls and need assistance in resolving this. Additionally, I also require help with other settings on the VOS3000 switch - specifically confirming that customer account is set up properly. Ideal skills and experience for this job include: - Proficiency in configuring Zoiper softphone on VOS3000 switch - Troubleshooting and resolving issues related to softphone calls - Familiarity with VOS3000 switch and its various settings - Strong communication skills to effectively understand and address my requirements. I need this task completed in next 30 minutes. This is 3 minutes task and the maximum I will pay is $10.
I am looking for a freelancer to help me set up a call center that will handle both inbound and outbound calls. I am open to suggestions for specific software requirements for the call center. Here are the details of the project: - Type of call center setup: Both inbound and outbound - Software requirements: No specific requirements, open to suggestions - Number of call agents: 1-10 Ideal skills and experience for this job: - Experience in setting up both inbound and outbound call centers - Knowledge of various call center software options and ability to suggest the best fit for our needs - Ability to configure and customize the software to meet our requirements - Strong communication and problem-solving skills to ensure smooth operation of the call center - Ability to train the call ...
I am looking for a skilled professional to help me set up a VoIP gateway using a SIP Gateway. Integration with our own server is a must, so experience in this area is required. After the initial setup, I will require occasional troubleshooting support. Ideal skills and experience for this job include: - Strong knowledge of SIP Gateways - Experience with server integration - Ability to provide occasional troubleshooting support
I am seeking a freelancer who can provide one-on-one lessons in VOIP, PBX, and Asterisk. As a beginner in this field, I am looking for guidance in setting up a PBX system, configuring Asterisk, and troubleshooting VOIP issues. The ideal freelancer should have advanced knowledge in these topics and be able to provide theory support and practical configuration instructions.
IP CCTV Installation Service - We are in need of an expert in IP CCTV system installation. - The ideal candidate should have experience in installing IP CCTV systems. - The project involves the installation of 100 IP cameras. - We do not require help with system configuration and training. - The candidate should have a strong understanding of IP CCTV systems and their installation process. - The candidate should also have the necessary tools and equipment to complete the installation efficiently and effectively. - The project requires attention to detail and the ability to work with a large number of cameras. - The candidate should have excellent problem-solving skills and be able to troubleshoot any issues that may arise during the installation process. - The project has a strict deadlin...
I am looking for a network manager with experience in Asterisk PBX systems to help me set up and maintain my communication infrastructure. Specific features needed: - Call routing and forwarding to ensure efficient call management - Voicemail and greetings for professional and personalized customer interactions - Conference calling for team collaboration and remote meetings Integration with other communication tools: - Integration with other communication tools is required to streamline communication processes and ensure seamless connectivity. Ongoing maintenance and updates: - Assistance with regular maintenance and updates of the Asterisk PBX system is needed to ensure smooth and uninterrupted communication. Ideal skills and experience: - Strong knowledge and experience with Asteris...
Hello, I recently acquired an OpenVox SWG-3032 and am looking to set up a telephony system from scratch for my office. Here are my basic requirements, more functionalities are welcome: 1. **Gateway Model**: OpenVox SWG-3032. 2. **Current Setup**: No existing telephony system. We're starting new. 3. **Intended Use & Features**: - Full integration with a CRM system (suggestions welcome). - Call recording for quality assurance. - Setup for both PCs and mobile phones in the office. - Recording and analytics for all inbound/user initiated outbound calls. - Also I want a system where everyone will know who to call today(database connectivity) (maybe a campaign where my employee go thru automated multiple back to back calls) - Outbound IVR calls for customer feedback, including detail...
I am looking for a skilled professional to assist me with the installation and configuration of both a wired and wireless network. I require help with both the initial setup of a 2 ISP business configured with 4-5 VLANS. The network I need to be installed and configured is of medium size, with 11-50 devices: Vlan1 Ethernet business workstation and voip phone Vlan2 Ethernet residential for tv's, Ps5/xbox and AVR system Vlan3 Ethernet cameras and security system/alarm Vlan4 Iot some outside perimeter cameras/floodlights and smart home appliances. **NAS Raid 6 and meduum scale MFC business printer/fax/ copier that can be shared between Vlan1 and Vlan2. Installation of Firewall device, ubiquiti routers and switches, USG gateway and 2-3 AP's throughout building. Ideal Skil...
Require experienced developer to build WebRTC browser based call app with suitable frontend and backend technologies. DO NOT MIND TO APPLY FOR THIS JOB IF THIS IS YOUR FIRST PROJECT RELATED TO WEBRTC or Voip Applicants must show previous projects or will not be considered.
I am looking for a Cisco networking expert who can configure my Cisco 800 Router to function as a dual WAN failover system. The primary use of the router is for Internet with VPN connectivity. Details: - Currently the router is being used in production with 1 WAN configured and a VPN Client configured which connects to an off-premise external VPN Server. - When WAN1 is down, i need it to switch to WAN2 and make sure the VPN Client is connected too. Requirements: - Configure the router to have the 2nd WAN, when WAN1 is down, it will automatically switch to WAN2 and reconnect the VPN Client. - Ensure that the failover process has minimum/reasonable downtime. - Provide advice and recommendations on the best configuration for optimal performance. - Please keep in-mind that this needs to ...
hello, i have a mikrotik rb4011 router where i have a wan from isp on ether1 and a sip connect (without internet) on ether2. i need a config and correct routing on ether3 for pbx and config on ether4 for intern network and internet. you also can choose which router. maybe ccr2004 is the better one.
I am looking for a VoIP developer who can create a VoIP application for my project. The ideal candidate should have experience in developing VoIP applications with the following functionalities: - Call routing and forwarding - Call recording and monitoring - Voice recognition and transcription I have no specific requirements or preferences for the programming language to be used, so the developer can choose the most suitable language for the project. The VoIP application is expected to be used by: - Less than 100 users - 100-500 users - More than 500 users If you have experience in VoIP development and can fulfill the above requirements, please submit your proposal.
I am looking for a freelancer who can help me with a project involving an asterisk based system like free pbx. The specific features I need for the system include call forwarding, voicemail, and IVR (Interactive Voice Response). I have no specific requirements or preferences for the system, and I am open to suggestions from the freelancer. The deadline for this project is within a week. Ideal Skills and Experience: - Strong knowledge and experience with asterisk based systems - Proficiency in configuring call forwarding, voicemail, and IVR - Ability to suggest and implement best practices for the system - Excellent problem-solving skills and attention to detail - Timely delivery of project within the specified deadline