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  • Hire     mula9211
Hire     mula9211

    mula9211 mula9211

    Ukraine $20 USD / hour
    I have excellent skills in developing VOIP systems
    Ukraine
    5.6
    23 reviews 23 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) - Press 1 solutions - Web Services & API for Mobile Application - Mobile Apps I have been supporting various termination equipment/hardware like TELES, 2N, ANTRAX, DINSTAR, GOIP less
  • Hire mula9211
  • Hire     AhmedMFakkar
Hire     AhmedMFakkar

    AhmedMFakkar AhmedMFakkar

    Egypt $25 USD / hour
    Cisco Professional
    Egypt
    2.5
    1 review 1 review $25 USD per hour
    I'm network engineer holding Cisco CCNP certificate. I have 6 years of experience in IT networks. I am expert of network simulation softwares like Cisco Packet Tracer and GNS3 and in Data analysis using Wireshark. Also, i have strong experience in writing technical reports and summaries. My specialties: - Design and...
    I'm network engineer holding Cisco CCNP certificate. I have 6 years of experience in IT networks. I am expert of network simulation softwares like Cisco Packet Tracer and GNS3 and in Data analysis using Wireshark. Also, i have strong experience in writing technical reports and summaries. My specialties: - Design and implement medium and large scale enterprise networks. - Expertise of VPN technologies such as, OpenVPN, IPsec, L2TP, PPTP, SSL, etc. - Routing technologies RIP, OSPF, EIGRP, ISIS, BGP, etc. - Switching technologies VLANs, STP, VTP, Etherchannel, HSRP, etc. My hands-on experience, - Cisco routers (ASR 1K & 9k, 2900, 2800), Switches (Nexus 9000, Nexus 7000, Nexus 3000, CAT 6500, CAT 3750, CAT 2900, SG- 300, SG-500) and Firewalls (ASA 5505, 5506x). - Juniper Routers (M7, M10, MX 480, MX 960) and SRX (300, 500). - Huawei routers NE-40, NE5000E and Switches Quidway S2700 and S5300. - HP Switches procurve 3500 and procurve 5900. less
  • Hire AhmedMFakkar
  • Hire     Erewin
Hire     Erewin

    Erewin Erewin

    Russian Federation $30 USD / hour
    Voip developer
    Russian Federation
    2.1
    2 reviews 2 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     linuxlinked
Hire     linuxlinked

    linuxlinked linuxlinked

    Bangladesh $50 USD / hour
    Linux System Administrator
    Bangladesh
    1.0
    1 review 1 review $50 USD per hour
    Howdy! Amin here. If you have anything related with Linux and DevOps/DevSecOps project development,i am here to help you. My Technology Stack: ==================== - DigitalOcean, Linode, Amazon Web Services (AWS) for deployment in Linux - Git, GitHub, GitLab - SMS gateway, SMPP, VoIP setup - LAMP, LEMP, MEAN stack -...
    Howdy! Amin here. If you have anything related with Linux and DevOps/DevSecOps project development,i am here to help you. My Technology Stack: ==================== - DigitalOcean, Linode, Amazon Web Services (AWS) for deployment in Linux - Git, GitHub, GitLab - SMS gateway, SMPP, VoIP setup - LAMP, LEMP, MEAN stack - MySql DB, Maria DB, oracle DB - Any open Source software setup Linux If your time does not permit the close supervision of your project then I am here as your Technical Co-Pilot. less
  • Hire linuxlinked
  • Hire     AbrahamBU
Hire     AbrahamBU

    AbrahamBU AbrahamBU

    Saudi Arabia $30 USD / hour
    Senior Network /VoIP Engineer and Consultant.
    Saudi Arabia
    2.5
    1 review 1 review $30 USD per hour
    Full Time Dedicated Freelancer I am a very resourceful, loyal and reliable person, working long-term either as solo one man army or running my own tech nerd teams that does R&D/DevOps beyond your expectations. 9+ Years Robust Experience as a Lead Engineer. Master in High-end VoIP topologies and integration with...
    Full Time Dedicated Freelancer I am a very resourceful, loyal and reliable person, working long-term either as solo one man army or running my own tech nerd teams that does R&D/DevOps beyond your expectations. 9+ Years Robust Experience as a Lead Engineer. Master in High-end VoIP topologies and integration with other components of OSS/BSS, Telecom Networks and CRM products. CCIE Level Network Knowledge and Robust Telecom Experience. (NOC Management) Expert in WebRTC and Asterisk along with a deep understanding and experience in Signalling and Media protocols, offering military grade encrypted call and messaging solutions. Experienced in enterprise carrier networks , supervising high-end Voice/Data offloading, ISP/wISP and carrier wifi solutions, with deep understanding of the whole image of the network and processes involved. hands on experience on various VoIP/Network tech and devices Ability to train, motivate and supervise a team A team that success is a team of trust ;) less
  • Hire AbrahamBU
  • Hire     dailas
Hire     dailas

    dailas dailas

    Russian Federation $25 USD / hour
    System Administrator Asterisk
    Russian Federation
    2.8
    2 reviews 2 reviews $25 USD per hour
    Specialties: IT Management, Network Engineering, MS Windows & Linux administration, Asterisk PBX (dCAA), FreePBX (SCE), user support, computer maintenance and support, Web-services, CCTV More than 5 years of Asterisk PBX (plain, elastix, FreePBX) administration and support. Digium Certified Asterisk...
    Specialties: IT Management, Network Engineering, MS Windows & Linux administration, Asterisk PBX (dCAA), FreePBX (SCE), user support, computer maintenance and support, Web-services, CCTV More than 5 years of Asterisk PBX (plain, elastix, FreePBX) administration and support. Digium Certified Asterisk Administrator FreePBX Sangoma Certified Essential PBXact Sangoma Certified Essential less
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