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!จาก 27,376 รีวิว ลูกค้าให้คะแนน VoIP Developers 4.8 จาก 5 ดาว
จ้าง VoIP Developers
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
I am looking for an experienced IT telecom specialist to help me set up a business contact phone with call recording capabilities, where one Indian number would need to be alllowed to access by other team members on the shift basis for call answering and on whatsapp. All the calls and whatsapp conversations from one person attended should be made visible and accessible by the following team members who takes up after the first person shift of to the other parallel person who is also in the same shift. The ideal candidate should have expertise in the following areas: - Phone system setup - Call recording - Integration of existing infrastructure with the new system, specifically integrating my mobile connection If you have the skills and experience required for this project, please submit...
We are looking for someone to do "warm" call in order to get email or phone number of gatekeeper or set appointment. We manage meetings or closing calls. We need someone that get the first contact (spark interest) pass gatekeeper and give us gatekeeper number/email or set appointment/call back. It's for high ticket ecommerce, B2B, we target Property Management Companies and Resorts. EXPERIENCE IN REAL ESTATE IS A PLUS !
I am looking for a developer who can help me make a connection between my client and a specific SIP server using the PJSIP module and React Native. Preferred Skills and Experience: - Proficiency in working with the PJSIP module and integrating it with React Native - Experience in setting up and configuring SIP servers - Strong understanding of networking protocols and security measures - Familiarity with voice call functionalities and implementing them in mobile applications Project Requirements: - Connect the client's application to a specific SIP server of their choice - Implement basic security measures for the connection - Develop the application to support voice calls functionality If you have the necessary skills and experience, please reach out to discuss further details ...
I am looking for a freelancer who can help me set up an international VoIP service for my sales team. Here are the details of the project: VoIP Service Requirements: - I am specifically looking for an international VoIP service that will allow my sales team to make and receive calls globally. - The service should be able to handle more than 20 users, as I have a large sales team. - One of the key requirements is the ability to record calls for training and quality assurance purposes. Skills and Experience: - The ideal freelancer should have experience in setting up and configuring VoIP services. - Knowledge of international calling and routing protocols will be a plus. - Familiarity with call recording features and integration with CRM systems is desired. If you have the expertise and e...
I am looking for a freelancer who can help me with a project that involves using FREEPBX and asterisk ari to place outbound calls out of a sip trunk using pjsip. The purpose of the outbound calls is for customer service. I do not have any existing infrastructure to support this project, so it needs to be built from scratch. For project updates, I prefer communication through email. Skills and Experience Required: - Strong knowledge and experience with FREEPBX, asterisk ari, and pjsip - Previous experience with setting up outbound calls and sip trunks - Excellent problem-solving skills - Ability to work independently and meet project deadlines
Project Description: Sip Trunk user with PBX support I am looking for a skilled professional who can help me with the remote installation of a PBX system. The ideal candidate should have experience working with Asterisk PBX. Requirements: - Familiarity with Asterisk PBX system - Ability to remotely install and configure the PBX system - Proficiency in setting up new features for the PBX system - Experience in configuring voicemail services - Knowledge of call forwarding and interactive voice response (IVR) setup Skills and Experience: - Previous experience in installing and configuring PBX systems - Strong knowledge of Asterisk PBX system - Ability to troubleshoot and resolve any issues that may arise during the installation process - Proficiency in setting up voicemail services and co...