VoIP Developers For Hire

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Showing 48 results
  • Hire     Erewin
Hire     Erewin

    Erewin Erewin

    Russian Federation $30 USD / hour
    Voip developer
    Russian Federation
    6.6
    59 reviews 59 reviews $30 USD per hour
    Hello, my friends! There are what i have done in this 2019-2020 year. 2020: ☑ Ready autodialer based on Issabel in 1 hour with forms and reports. ☑ Ansible script for deploy drachtio and simple JS app ☑ Email2Fax gateway ☑ Webrtc client with web frontend based on SIPJS. ☑ Customize Asterisk for License checking....
    Hello, my friends! There are what i have done in this 2019-2020 year. 2020: ☑ Ready autodialer based on Issabel in 1 hour with forms and reports. ☑ Ansible script for deploy drachtio and simple JS app ☑ Email2Fax gateway ☑ Webrtc client with web frontend based on SIPJS. ☑ Customize Asterisk for License checking. Written on C inside source files. 2019: ☑ Webrtc2sip server with Encrypted RTP ☑ Callback + AMD based on FreePBX ☑ click2call php script for Asterisk based PBXs ☑ deploy opensips server (with web panel) with 200cps\6000 concurrent calls ☑ deploy zabbix monitoring system for voip servers ☑ Increase disk space on VM without power off ☑ Moving VMs between ESXI hosts ☑ Colored fax on Hylafax+ ☑ Raspberry Bluetooth Asterisk voip\gsm gateway, ☑ Voip Push Notification iOS, Android ☑ Bluetooth-Asterisk-GSM Gateway, ☑ SIP Load-Balancers Between, ☑ TLS SIP Implementation, ☑ Freepbx Survey module, ☑ Whitelist Kamailio sip server for millions numbers in db, ☑ AGI -> PAMI scripts convert to make server more faster for wholesale, I am voip developer who loves his job. Be free to ask me any question. less
  • Hire Erewin
  • Hire     mula9211
Hire     mula9211

    mula9211 mula9211

    Ukraine $20 USD / hour
    I have excellent skills in developing VOIP systems
    Ukraine
    6.0
    42 reviews 42 reviews $20 USD per hour
    I have provided a wide range of IT solutions including VoIP Software, Websites & Mobile Apps development for small businesses and start-up companies as well as for large enterprises. I have expertise in VoIP/SIP, FreeSWITCH, FusionPBX, ASTPP, OpenSIPs, Kamailio, WebRTC, MediaProxy, RTPproxy, RTPengine, Asterisk,...
    I have provided a wide range of IT solutions including VoIP Software, Websites & Mobile Apps development for small businesses and start-up companies as well as for large enterprises. I have expertise in VoIP/SIP, FreeSWITCH, FusionPBX, ASTPP, OpenSIPs, Kamailio, WebRTC, MediaProxy, RTPproxy, RTPengine, Asterisk, FreePBX, A2billing, Linux & OpenSource Consulting, MySQL, PostgreSQL, PHP, Yii, Apache, Nginx, Android,Odoo I have developed following VoIP and IT solutions: - CRM integrations through APIs - Class4 & Class5 Soft Switches - ASTPP Billing/calling card - SIP Load Balance & Fail-Over - IVR Application - Fax over IP (FoIP) - T38 Supported FAX Server - Voice broadcast ring less/conventional - SIP Messaging Server - High scalable Least Cost Routing(LCR) with Fail-Over - Session Border Controller(SBC) - RESTfull API - Web Services & API for Mobile Application - Android Mobile Apps I have been supporting various termination equipment/hardware like TELES, 2N, ANTRAX, DINSTAR, GOIP less
  • Hire mula9211
  • Hire     tonoy0167
Hire     tonoy0167

    tonoy0167 tonoy0167

    Bangladesh $10 USD / hour
    Routing & Switching Network Engineer
    Bangladesh
    1.6
    1 review 1 review $10 USD per hour
    I have been working in core network in BD largest ISP more than 6 years. I am CCNA and CCNA security certified.So Cisco based network solutions are the most powerful side of me. I am expert in network simulation software like GNS3 , Cisco Packet Tracer, Riverbed Modeler. Core Technical Skills: ================== #...
    I have been working in core network in BD largest ISP more than 6 years. I am CCNA and CCNA security certified.So Cisco based network solutions are the most powerful side of me. I am expert in network simulation software like GNS3 , Cisco Packet Tracer, Riverbed Modeler. Core Technical Skills: ================== # Routing Protocol-- Static, OSPF, BGP, EIGRP, RIP. # Design and implement small, medium and large scale enterprise networks. # VLANs, Spanning Tree Protocol (STP), VTP, LACP, HSRP. #L2-MPLS,L3-MPLS # DHCP, GRE, IPSEC. Hands-On Experience: ===================== # Cisco Routers (NCS 5500, ASR 1006, 7606, 7604, 7301, 7206) # Cisco Switches(Nexus 2K, Nexus 3K, Nexus 7K, Catalist 2900 series, Catalist 3500 series, 4500 Series, Small Business SF-300) # Juniper Routers (MX 104, ACX 2200) # Mikrotik Router (CCR 1036, CCR 1072, 3011, RB 450) # Other Vendor devices (Netgear, BDcom, Huawei) less
  • Hire tonoy0167
  • Hire     munirhayat
Hire     munirhayat

    munirhayat munirhayat

    Pakistan $20 USD / hour
    VOIP Consultant
    Pakistan
    4.7
    17 reviews 17 reviews $20 USD per hour
    I am currently working in aviation industry and working on different asterisk projects. I have more than 5 years of experience in asterisk solution and more 8 years of experience in Linux and Networking. Bicom server SIP/extension/IVR and trunks Asterisk/Freepbx SIP/IAX/PRI trunks Asterisk/Freepbx dynamic ivr using...
    I am currently working in aviation industry and working on different asterisk projects. I have more than 5 years of experience in asterisk solution and more 8 years of experience in Linux and Networking. Bicom server SIP/extension/IVR and trunks Asterisk/Freepbx SIP/IAX/PRI trunks Asterisk/Freepbx dynamic ivr using text to speech engine and save DTMF feedback of users in Database.. Asterisk/Freepbx Dialplans Asterisk/Freepbx IVR , Automatic Call distribution Asterisk/Freepbx Queues Asterisk/Freepbx dynamic logins Asterisk/Freepbx Call Recordings Customization of asterisk based Voicemail service Asterisk/Freepbx based cost effective voicemail development using IBM Watson Speech Recognition API Realtime asterisk deployment Vicidial customizations and Integration with Asterisk servers Vicidial Carriers settings Vicidial Campaigns Vicidial auto dialer Vicidial agents Vicidial Ingroups Vicidial Leads and troub Programming: PHP, XML, JSON, JavaScript and Shell Scripting less
  • Hire munirhayat
  • Hire     arodrigue
Hire     arodrigue

    arodrigue arodrigue

    Dominican Republic $35 USD / hour
    Asterisk/Linux Expert /PHP/MySQL/Python Dev 16 yrs
    Dominican Republic
    6.2
    78 reviews 78 reviews $35 USD per hour
    Hello my name is Ambiorix, welcome to my profile. I'm an active member of the Asterisk community since 2007 . I'm always willing to make any demo at no cost before you hire me, just to make sure I will provide you exactly what you are looking for. I have extensive, practical and relevant industry experience in the...
    Hello my name is Ambiorix, welcome to my profile. I'm an active member of the Asterisk community since 2007 . I'm always willing to make any demo at no cost before you hire me, just to make sure I will provide you exactly what you are looking for. I have extensive, practical and relevant industry experience in the following area : -> Asterisk and FreePBX customizations. -> Custom Asterisk Development (PHPAGI,Bash Scripting). -> Hosted PBX Solutions (Amazon AWS, DIgitalOcean, SolarVPS). -> Recording System -> Call Reporting (CDR) -> Complex IVR Solutions (Databases Integrations, Web app Integration). -> Call Center Solutions (Vicidial,Goautodial). -> Broadcasting System. -> Technical Consultancy. -> Asterisk & MYSQL-PHP Integration. -> Asterisk Security (Fail2ban, IPTABLES). -> PHP and MYSQL Developer. less
  • Hire arodrigue
  • Hire     nitinbagdi20
Hire     nitinbagdi20

    nitinbagdi20 nitinbagdi20

    India $30 USD / hour
    ✔️Android || ✔️Web Application || ✔️IOS
    India
    3.9
    1 review 1 review $30 USD per hour
    Dear Client, My team has committed professionals who can help you in every aspect of Web/Mobile Application development. We have a talented pool of technical professionals with experience on the latest technology solutions for global business purchasers. Technical Skills: ✔️✔️ MEAN, MERN & LAMP stack...
    Dear Client, My team has committed professionals who can help you in every aspect of Web/Mobile Application development. We have a talented pool of technical professionals with experience on the latest technology solutions for global business purchasers. Technical Skills: ✔️✔️ MEAN, MERN & LAMP stack development ✔️✔️ Chat Bot ✔️✔️ Mobile Development (Android, IOS, Hybrid) ✔️✔️ PHP (Laravel, Core PHP, MVC) ✔️✔️ Designing (Website, Graphic, Logo Design, Mobile UX/UI Design) ✔️✔️Social Network Integration - Gmail, Facebook, LinkedIn, Twitter, Instagram, Youtube We do our research, come up with the best solution and develop an application that is smooth and easy to navigate, awesome looking and most importantly with great quality, security and performance. Let's connect to discuss and strategize your idea. I will help you to bring the best product to market. less
  • Hire nitinbagdi20
  • Hire     globalnetideas
Hire     globalnetideas

    globalnetideas globalnetideas

    Bahrain $40 USD / hour
    Professional PHP/Wordpress/C# Developer
    Bahrain
    3.8
    1 review 1 review $40 USD per hour
    My first priority is my clients respect and 100% privacy of their content and details provided. I have more than 12 years experience in following developments 1) HTML, CSS, JavaScript 2) PHP, Ajax, C# 3) Wordpress, Drupal 4) PrestaShop, Woocommerce, OpenCart ( eCommerce ) 5) Twilio / Nexmo API Development 6)...
    My first priority is my clients respect and 100% privacy of their content and details provided. I have more than 12 years experience in following developments 1) HTML, CSS, JavaScript 2) PHP, Ajax, C# 3) Wordpress, Drupal 4) PrestaShop, Woocommerce, OpenCart ( eCommerce ) 5) Twilio / Nexmo API Development 6) Customized CRM Development Looking forward for your great Cooperation. Thanks less
  • Hire globalnetideas
  • Hire     ismailrajaallah
Hire     ismailrajaallah

    ismailrajaallah ismailrajaallah

    United Arab Emirates $40 USD / hour
    FULL_STACK NETWORK ENGINEER TECHNICAL MANAGER
    United Arab Emirates
    3.5
    3 reviews 3 reviews $40 USD per hour
    INNOVATION-DRIVEN FULL-STACK NETWORK ENGINEER WITH BLENDED TECHNICAL AND Managerial Skills, I BELIEVE IN HARD WORK I AM A QUICK LEARNER.
    INNOVATION-DRIVEN FULL-STACK NETWORK ENGINEER WITH BLENDED TECHNICAL AND Managerial Skills, I BELIEVE IN HARD WORK I AM A QUICK LEARNER. less
  • Hire ismailrajaallah
  • Hire     benni25
Hire     benni25

    benni25 benni25

    Mauritius $25 USD / hour
    We are Perfectionists and Quality is Our Priority
    Mauritius
    3.2
    1 review 1 review $25 USD per hour
    Benni Translation Services is one of the most recommended companies on Freelancer.com providing top-quality services, professional and effective TRANSLATION, transcription, editing, proofreading, interpretation, SUBTITLING, VOICE OVER and DUBBING services in Global languages. ⭐ WHAT ARE THE REASONS FOR YOU...
    Benni Translation Services is one of the most recommended companies on Freelancer.com providing top-quality services, professional and effective TRANSLATION, transcription, editing, proofreading, interpretation, SUBTITLING, VOICE OVER and DUBBING services in Global languages. ⭐ WHAT ARE THE REASONS FOR YOU TO OPT FOR BENNI TRANSLATION SERVICES ⭐ ✅ We Guarantee 100% Human Translation ✅ We Guarantee High Quality and Error-Free Output ✅ STRICTLY NO OUTSOURCING (IN HOUSE TRANSLATOR PROVIDED) ✅ Your projects will be handled carefully and your Business Data will be Protected. ✅ We are Available 24/7 Our team consist of professional and highly experienced translators, native in their target language, with demonstrated involvement in various fields of aptitude. If you are interested in working with PRO and receive high quality output, opt for Benni Translation Services. We are looking forward to hearing from you so that we can discuss this collaboration in further detail. less
  • Hire benni25
  • Hire     iemumair
Hire     iemumair

    iemumair iemumair

    Pakistan $19 USD / hour
    Network and System Engineer
    Pakistan
    3.2
    4 reviews 4 reviews $19 USD per hour
    A dynamic IT Engineer with 8 years plus experience of Systems and Networks. I have experience of End User Technical Support, Desktop Support, Network Design, Development, Operations, Maintenance, Routing & Switches, Firewalls and Load Balancer from the well-reputed organization. Working knowledge of major networking...
    A dynamic IT Engineer with 8 years plus experience of Systems and Networks. I have experience of End User Technical Support, Desktop Support, Network Design, Development, Operations, Maintenance, Routing & Switches, Firewalls and Load Balancer from the well-reputed organization. Working knowledge of major networking components & hardware components. Redesign and Re-engineering of existing networks for future growth. Configuring Network in a simulation environment such as Packet Tracer, GNS3, My expertise are given below ✅ Configuration of Cisco Firewalls, Routers & Switches ✅ Existing Network Connectivity Issues ✅ Expert in VPN (GRE, SSL, DMVPN, IPSec Site to Site). ✅ Routing Protocol (IPV4 and IPV6) ✅ Network Design, Troubleshooting in GNS3 & Cisco Packet Tracer ✅ Report Writing Guidance for Network ✅ Routing Protocols (Static and Dynamic) ✅ Technical Documentation & Report Writing ✅ Network Diagram using MS Visio *** Just A Trial Will Convince You. *** less
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