VoIP Developers For Hire

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  • Palkkaa AbrahamBU
    5.4
    26 arvostelua $20 dollaria / tunti
    *Dedicated Freelancer* 9+ Years Robust Experience as a Lead Engineer. Master in c2ba2bfbb5VoIP54f4aeccff Platforms and Integration with other components of OSS/BSS, Telecom Networks and CRM products. CCIE Level ... with Mobile Network Infrastructure as well as OSS/BSS platforms in Carrier WiFi, Carrier c2ba2bfbb5VoIP54f4aeccff and general concept of Mobile Data Offloading. I did also managed to run a massive ISP with +500000 ... customer base and +200000 live users. hands on experience on various c2ba2bfbb5VoIP54f4aeccff/Network tech and devices Ability to train, motivate and supervise a team Kindly please contact me for more details.
    *Dedicated Freelancer* 9+ Years Robust Experience as a Lead Engineer. Master in VoIP Platforms and Integration with other components of OSS/BSS, Telecom Networks and CRM products. CCIE Level Network Knowledge and Robust Telecom Experience. (NOC Manager) Expert in WebRTC and Asterisk along with a deep understanding and experience in Signalling and Media protocols, furthermore in Secure calling and Media encryption. Having 100++ successful setup and integration, I am fully familiar with every single issue or bugs you may face in WebRTC related projects and Asterisk. I am also experienced with Mobile Network Infrastructure as well as OSS/BSS platforms in Carrier WiFi, Carrier VoIP and general concept of Mobile Data Offloading. I did also managed to run a massive ISP with +500000 customer base and +200000 live users. hands on experience on various VoIP/Network tech and devices Ability to train, motivate and supervise a team Kindly please contact me for more details. vähemmän
  • Palkkaa openasterisk
    4.3
    7 arvostelua $12 dollaria / tunti
    & Dedicated towards work ✔ 1 Month of FREE post deployment support Expertise / Services ------------------------------------------------- ✔ c2ba2bfbb5VoIP54f4aeccff Telephony: Asterisk, Freeswitch, OpenSIPs, Kamailio ... ✔ c2ba2bfbb5VoIP54f4aeccff Billing: A2Billing, ASTPP, vBilling ✔ c2ba2bfbb5VoIP54f4aeccff PBX: FreePBX, FusionPBX, Kazoo ✔ Web Development: PHP, Joomla, Wordpress, Drupal, Magento ✔ Mobile App Development: Android (Android Studio), iOS
    Thanks for stopping by on my profile. I am having 10 years of experience in software development. Here are some key points which explains me and my skills: Why you should hire me? -------------------------------------------------- ✔ Strong skills in Project management ✔ Rich in Experience ✔ Fluent in English ✔ Excellent Communication & Understanding ✔ Professional & Friendly behavior ✔ Honest & Dedicated towards work ✔ 1 Month of FREE post deployment support Expertise / Services ------------------------------------------------- ✔ VoIP Telephony: Asterisk, Freeswitch, OpenSIPs, Kamailio ✔ VoIP Billing: A2Billing, ASTPP, vBilling ✔ VoIP PBX: FreePBX, FusionPBX, Kazoo ✔ Web Development: PHP, Joomla, Wordpress, Drupal, Magento ✔ Mobile App Development: Android (Android Studio), iOS (Objective C & Swift) ✔ Design: Website Design, Mobile App Design, Graphic Designing That too, all together under a roof. Feel free to contact me for any of your project. I assure you best quality work. vähemmän
  • Palkkaa iKcon
    5.4
    21 arvostelua $25 dollaria / tunti
    We are Team iKcon Infotech!! Above 7 years of Expertise in c2ba2bfbb5VoIP54f4aeccff Based Products. We majorly deal in below stated products and our focus in customer satisfaction which turns out to be automatic more ... references. That is the reason what from past years our Completion ratio is 100% c2ba2bfbb5VoIP54f4aeccff Softswitch * Retail & Wholesale Switch * Least ... * ASTPP * Vicidial * FreePBX * FusionPBX * OpenSIP * Asterisk * Elastix * A2billing c2ba2bfbb5VoIP54f4aeccff Mobile Dialer Features: * HD Audio Quality * Video
    We are Team iKcon Infotech!! Above 7 years of Expertise in VoIP Based Products. We majorly deal in below stated products and our focus in customer satisfaction which turns out to be automatic more references. That is the reason what from past years our Completion ratio is 100% VoIP Softswitch * Retail & Wholesale Switch * Least Call Routing * Advance Reporting System * DID Management * Calling Card Solution * CallShop Solution Open Source System * A2Billing * ASTPP * Vicidial * FreePBX * FusionPBX * OpenSIP * Asterisk * Elastix * A2billing VoIP Mobile Dialer Features: * HD Audio Quality * Video Calling * Instant Messaging * Data Transfer * Support all Major Codecs * Full Customizable * Complete White Label For more information about iKcon Infotech check our website. vähemmän
  • Palkkaa kingAsterisk
    6.0
    24 arvostelua $15 dollaria / tunti
    We are provides Desktop Management, Server Management, Network Management( Windows & Linux Both) & call center solutions with products ranging from Soft Predictive dialers to c2ba2bfbb5VoIP54f4aeccff Gateways from c2ba2bfbb5VoIP54f4aeccff ... minutes to Servers.. 1. Predictive Dialer on RENT(EMI) 2. Predictive Dialer with UNLIMITED MINUTES (COMBO PACK) 3. PREDICTIVE DIALER with purchase mode 4. UNLIMITED c2ba2bfbb5VoIP54f4aeccff A to Z Network & Call Center ... forwarding etc for Windows & linux networks.Dialer Technical Support with c2ba2bfbb5VoIP54f4aeccff Server Technical Support (All types of c2ba2bfbb5VoIP54f4aeccff devices), c2ba2bfbb5VoIP54f4aeccff Minutes Re seller with dialer. Social skills: excellent in team
    We are provides Desktop Management, Server Management, Network Management( Windows & Linux Both) & call center solutions with products ranging from Soft Predictive dialers to VoIP Gateways from VoIP minutes to Servers.. 1. Predictive Dialer on RENT(EMI) 2. Predictive Dialer with UNLIMITED MINUTES (COMBO PACK) 3. PREDICTIVE DIALER with purchase mode 4. UNLIMITED VoIP A to Z Network & Call Center Solutions Asterisk * System Integration, from small office to carrier grade * Skype <-> SIP <-> Asterisk * Custom applications * Billing solutions * Auto / mass dialing solutions * Advanced AGI scripting A2Billing * Billing customization * Callback customization * CDR customization * IVR customization * Softphone Integration * Multi owner solution * Reseller solution * Clustering / Backup / Failover / Monitoring * Security / Hardening ViciDial * Complete configuration and customization for call centers * Inbound / Outbound strategies Call Shop * Complete configuration and customization for call shops * Asterisk-based easy-to-use solutions * Integration with traditional systems and equipment Trixbox / FreePBX / Elastix * Complete configuration * Customization GNU/Linux * I use Debian from year 2000 * SysAdmin * Webmaster * MySQL / SQLite DBA * RAID * Disaster Recovery * Custom monitoring and with Nagios * Open / Closed / Custom encryption * Security Manager Hardware * Digium * Sangoma * OpenVox * AudioCodes * Siemens * Gigaset * Panasonic * HP ProCurve Specialties Software Development, Server Management(Windows & Linux),Network Management,Configure DHCP,port forwarding etc for Windows & linux networks.Dialer Technical Support with VoIP Server Technical Support (All types of VoIP devices), VoIP Minutes Re seller with dialer. Social skills: excellent in team, individual,on-site or remotely, relaxed or under stress. Organizational skills: excellent with analyst duties,alone or in team,with project manager duties,with self-managed time or with magnetic badge. Installation Expertises in Asterisk, Freeswitch, vicidial, astercrm, A2billing, Free PBX, Elastic etc. IVR specialist in asterisk Advanced Dialplan in asterisk Useful and cost-effective phone management system planning & designing & installation Expertises in Digium, Sangoma, Openvox and other type of PRI & PSTN Card installation. Connecting Multiple Asterisk Server & Cloud Solution for asterisk Call centre setup using vicidial Advanced Voice broadcast system Training on Asterisk Advanced Call Recording Solution usi ng Asterisk Specialties Asterisk, Freeswitch, vicidial,A2billing, Free pbx, elastic, PRI & PSTN card installation, call centre setup, Advanced IVR, Cloud solution using asterisk, training on asterisk, voice broadcast etc. vähemmän
  • Palkkaa Sunilchaudhary8
    2.4
    2 arvostelua $10 dollaria / tunti
    , for a Company. I have Excellent work experience in Android and IOS mobile application development projects. I make mobile Dialer Application in SIP And c2ba2bfbb5VOIP54f4aeccff and Social App , Chat App etc for android
    Hello mate , If you are reading this means you quite interested in my profile , let's see who i am ? I work on android application as well as on ios application. And Currently working on it, for a Company. I have Excellent work experience in Android and IOS mobile application development projects. I make mobile Dialer Application in SIP And VOIP and Social App , Chat App etc for android as well as for IOS. I also have knowledge about Server. like Asterisk,freeswitch, and freepbx kamailio etc. I work with you to discover what you need and create the best solution. I like to do work with transparency, and you can expect the same. I willing to work by expecting long term business. My priorities are quality and respect of deadlines and budget. So feel free to contact me and let'sget the conversation started. vähemmän
  • Palkkaa alexcrtelecom
    3.4
    2 arvostelua $35 dollaria / tunti
    c2ba2bfbb5VoIP54f4aeccff Engineer more 9 years Asterisk experience c2ba2bfbb5VoIP54f4aeccff * Asterisk development & support * Trixbox * FreePBX * TDM & E1/T1 (PRI) configuration * Digium cards support * SS7 * Dialplan & IVR development
    VoIP Engineer more 9 years Asterisk experience VoIP * Asterisk development & support * Trixbox * FreePBX * TDM & E1/T1 (PRI) configuration * Digium cards support * SS7 * Dialplan & IVR development with DB integration * Inbound/outbound call center * Gateway configuration, provisioning, support (Sipura,Cisco,Grandstream, Digium.....) Linux OS: * Gentoo * Ubuntu * Fedora * RedHat * CentOS * Debian Networking * Apache, nginx * BIND * MySQL (adminstration, backup, replication, procedures) * SSHD * VSFTPD * PRO-FTPD * ..... Monitoring services * Zabbix (including integration with Asterisk) * Nagios * Cacti Asterisk installation and support - http://asterisk-service.com free help on Q&A - https://asterisk-service.com/forum/help-1 vähemmän
  • Palkkaa GrArtem
    2.8
    3 arvostelua $20 dollaria / tunti
    /hosting: Azure, Amazon WS, Digital Ocean, OVH, GoDaddy, Bluehost, Siteground. CloudFlare JIRA+Confluence (administration) ZOHO mail MAC OS Virtualizion c2ba2bfbb5VoIP54f4aeccff: 3cx, Twillio, Zadarma
    I'm a System Administrator with more than 5 years of experience on building networks, services, solutions based on Windows and Linux(corporate mail servers, routing, firewall, VPN, trunking, proxy, web-servers, etc), with solid references. Key skills Linux, CentOS Web Panel Windows Server from 2003 to 2016, Active Directory,DNS,DHCP,DFS,File&Storage Server,Security,Group Policy,IIS,Print Server,RDS, Provisioning packages Virtualisation: HyperV, VMWare WSUS,Windows Deployment Services (WDS) Backup: Windows Backup, NetBackup Firewall: Cisco ASA(L2TP/IPsec/Anyconnect/etc.), Kerio Control VPN: openvpn, cisco anyconnect, IPSec tunnels Office 365 Scripting: Batch scripts, PS tools, Chocolatey Web services: IIS, WebDAV, SSL Kerio Control, Squid, VPN, IPtables, Revers Proxy/Virtual hosts Cloud/hosting: Azure, Amazon WS, Digital Ocean, OVH, GoDaddy, Bluehost, Siteground. CloudFlare JIRA+Confluence (administration) ZOHO mail MAC OS Virtualizion VoIP: 3cx, Twillio, Zadarma vähemmän
  • Palkkaa tatynka317
    2.4
    1 arvostelu $45 dollaria / tunti
    . I welcome you . Thank you . My key skills : Mobile app development : native app development and Hybrid app development . Web development : c2ba2bfbb5Voip54f4aeccff and Asterisk: Cryptocurrency :
    Hi I am a Ukrainian mobile app and web developer . I have good skills and rich experience with mobile app and web app development . I started coding from 16 years old since I had heard about Lyndsey Scott and she always fascinated me. She is my mentor and roll model for my life . Her beauty and intelligence attracted the notice of the world. I like her very much . I am charmed by her beauty as a model but like much her intelligence as a iOS app developer . She is not only a supermodel and actress but also a great mobile app developer. I want to be like her. A woman's intelligence is like a shining jewel and gem that keeps her beauty alive permanently . I am here and I am going to serve my customers by great intelligence of woman . I am sure I will do great job for you . I welcome you . Thank you . My key skills : Mobile app development : native app development and Hybrid app development . Web development : Voip and Asterisk: Cryptocurrency : vähemmän
  • Palkkaa audigomez21
    1.4
    1 arvostelu $24 dollaria / tunti
    I have extensive experience in the field, knowledge in c2ba2bfbb5voip54f4aeccff, callcenter systems. experience in the following area : -Asterisk / Elastix / FreePBX / Issabel/Xorcom/GrandstreamUCM - Hosted PBX Solutions. - Asterisk Security. - Call Center Solutions (Vicidial,Goautodial).
    I have extensive experience in the field, knowledge in voip, callcenter systems. experience in the following area : -Asterisk / Elastix / FreePBX / Issabel/Xorcom/GrandstreamUCM - Hosted PBX Solutions. - Asterisk Security. - Call Center Solutions (Vicidial,Goautodial). vähemmän
  • Palkkaa amelantoney
    4.6
    23 arvostelua $20 dollaria / tunti
    My objective is to bring excellent client satisfaction, providing quality and professional work. I am an IT Engineer with bachelor degree. I'm also an experienced Linux and c2ba2bfbb5VoIP54f4aeccff Server Administrator
    My objective is to bring excellent client satisfaction, providing quality and professional work. I am an IT Engineer with bachelor degree. I'm also an experienced Linux and VoIP Server Administrator, areas of my expertise are: *Asterisk - Freepbx , Elastix , Vicidial , Goautodial , SIP , DAHDI , GSMintegration *Linux - CentOS, RedHat, Debian, Ubuntu, Gentoo (administration, configuration, audit, optimization) *Webhosting Administration (cPanel, Plesk, DirectAdmin) *Virtualization (Onapp,VMWare, VirtualBox, HyperVM, OpenVZ, Xen) *Amazon AWS setup using RightScale.com or Amazon tools *Apache (installation, configuration, optimization) *MySQL (installation, configuration, optimization) *Subversion systems - SVN, Perforce (instalaltion, configuration) *Atlassian JAVA applications - Jira, Confluence, etc. (installing and configuring) *Mail programs (Exim, Postfix, Qmail, dovecot, ssmtp) *System Backup and Restore automatization *System Services Monitoring automatization *Shell Scripting vähemmän

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