VoIP Developers For Hire
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Sponsored Freelancers
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Hello, my friends! There are what i have done in this 2019-2021 year. 2021: ☑ Softswitch 4 class based on opensips 3.2 (LCR, Transcoding, Cluster mode) ☑ Opensips - MS TEAMS integration ☑ Bootstrap 4 web interface for opensips projects, ☑ Whole Media Sending system. System that can send Millions of Faxes\Audio with...Hello, my friends! There are what i have done in this 2019-2021 year. 2021: ☑ Softswitch 4 class based on opensips 3.2 (LCR, Transcoding, Cluster mode) ☑ Opensips - MS TEAMS integration ☑ Bootstrap 4 web interface for opensips projects, ☑ Whole Media Sending system. System that can send Millions of Faxes\Audio with reports, 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
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As a Senior Web developer, I have gained extensive experience in developing many web and mobile projects over the past 7 years. I am currently developing with a focus on the world's fastest-growing development languages along with the previous development languages. ---Main Skills--- - PHP || Laravel ||...As a Senior Web developer, I have gained extensive experience in developing many web and mobile projects over the past 7 years. I am currently developing with a focus on the world's fastest-growing development languages along with the previous development languages. ---Main Skills--- - PHP || Laravel || CodeIgniter - WordPress || Shopify ( App development, Dropshipping) - Betting || Gambling Website Development - C || C++ || QT - ASP.NET || C# (.Net Core, EF, Azure, Razor, DTO, API) - Python ( Scrapy, Django, Selenium) - VueJS ( Vuex, Vutify, NuxtJS) - CRM ( Suite, Zoho) - VOIP ( Asterisk, SIP, FreePBX, Linphone, Softswitch) - React Native || Flutter - Dropshipping (Amazon FBA, Ebay) My goal is time and quality, to best satisfy customer needs. Let's begin the glorious journey of working with you. less
Hire mikalai94
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arodrigue arodrigue
$35 USD / hour
Asterisk/Linux Expert /PHP/MySQL/Python Dev 16 yrsDominican RepublicHello 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
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Full Time Dedicated Freelancer I am a very resourceful, working long-term either as solo one man army or running my own tech nerd teams that does R&D/Development/DevOps beyond your expectations, reliable and loyal teams. 11+ Years Robust Experience as a Lead Engineer. Master in High-end VoIP topologies and...Full Time Dedicated Freelancer I am a very resourceful, working long-term either as solo one man army or running my own tech nerd teams that does R&D/Development/DevOps beyond your expectations, reliable and loyal teams. 11+ 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
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VOIP manager planner and architecture, over Call centers, IP PBX . Troubleshooting, secure protocols and well practices.VOIP manager planner and architecture, over Call centers, IP PBX . Troubleshooting, secure protocols and well practices. less
Hire davidgluna
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rakibulinux rakibulinux
$30 USD / hour
Linux SysAdmin | AWS | Deploy Exchange | WP | SMPPBangladeshThanks for reading my profile. My name is Rakib. I have included real screenshots into my freelancer profile that prove my technological capabilities and help you understand whether i am fit for your job or not!! I am a professional Linux System Admin for Cutting-Edge open source Technology. My Technology...Thanks for reading my profile. My name is Rakib. I have included real screenshots into my freelancer profile that prove my technological capabilities and help you understand whether i am fit for your job or not!! I am a professional Linux System Admin for Cutting-Edge open source Technology. My Technology Stack ================== - Git, GitHub, GitLab - Ubuntu, CentOS, Debian - Openware, OpenDAX, Cryptocurrency exchange deployment, Blockchain, Smart Contract setup - BTC Node, ETH Node, TRX Node, ERC20, Coinpayments, and more - AWS, Digital Ocean, Google Cloud, Azure, Linode, Vultr - WordPress, Joomla, Drupal - Jitsi Meet, OpenMeet, BigBlueButton, Zoom, Video Conference - VOIP using Asterisk, Kazoo, FreePBX - SMS Gateway, SMPP setup - Cocorico Marketplace - Docker, Ansible, Puppet, Vagrant, Capistrano, Kubernetes, Netdata Let's Get To Work Now! If I apply your posting projects that means I'm interested in your projects and I have the confidence to deliver this on time. You can pay me after your job is done & you are happy to pay. Please send me a message so that we can discuss it more. #linux #jitsi less
Hire rakibulinux
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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 10 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 10 years of Asterisk PBX (plain, elastix, FreePBX) administration and support. Digium Certified Asterisk Administrator FreePBX Sangoma Certified Essential PBXact Sangoma Certified Essential less
Hire dailas
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I am passionate about my work and have over 10 years of experience in mobile and Web development. I am a firm believer in "you get what you pay for", so I like to go above and beyond for the projects and clients I work with. I have built 100+ websites for my clients all over the world. I am proficient in iOS and...I am passionate about my work and have over 10 years of experience in mobile and Web development. I am a firm believer in "you get what you pay for", so I like to go above and beyond for the projects and clients I work with. I have built 100+ websites for my clients all over the world. I am proficient in iOS and Android development as well as backend websites that provide RESTful/JSON data to the application. Also, As an expert in creating cross-platform iOS/Android and native iOS apps. My strong technologies as: * Blockchain development - Ethereum, Smart Contract, Solidity, Solana, Polygon, Algorand * Web development (PHP, Laravel, CI, React.JS, Node.JS, React, Angular, Vue Svelte.JS, React.js, Web3.js) * Phaser 2/3, JavaScript * Android development (Kotlin, Java) * Hybrid app development (React Native, Flutter/Dart, ionic 3/4) * iOS development (Swift, Objective-C) * Voice over IP(VoIP), WebRTC * Google FireBase, MySQL, SQLite * Design patterns: MVC, Clean Swift, VIPER, MVVM/RxSwift * Third-party SDKs: Facebook, PayPal, Stripe, Google Maps * Django, Flask, FastApi less
Hire aleksandart450
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A Sr. Devops engineer with 14 years experience. Having Bachelor Degree in Computer Science. Expert in Linux administration, Windows server Administration, CICD, Jenkins, Gitlab, AWS, GCP, Azure, STC Cloud, Cloud computing, Virtualization, VPN, Firewalls administration, ProxySQL, MsSQL, MySQL, MongoDB, LoadBalancer,...A Sr. Devops engineer with 14 years experience. Having Bachelor Degree in Computer Science. Expert in Linux administration, Windows server Administration, CICD, Jenkins, Gitlab, AWS, GCP, Azure, STC Cloud, Cloud computing, Virtualization, VPN, Firewalls administration, ProxySQL, MsSQL, MySQL, MongoDB, LoadBalancer, Nginx, Apache, IIS, Reverse Proxy, Docker, Kubernetes, DB Clustering, Grafana, and VOIP(Asterisk PBX, FreePBX, IssabelPBX, SIP/IAX, SIP Circuti, FXO, Analog to digital, Callcenter System). less
Hire hasansarif2
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IT Expert with +9 years of experience in Managing Windows and Linux-based server infrastructures, Network security & Administration, software solutions. Here are some major services on which I am working: ☑️- Server Administration : ✔️ Windows server : ADDC, DNS, DHCP, WSUS, Group Policy Management, RDP Server,...IT Expert with +9 years of experience in Managing Windows and Linux-based server infrastructures, Network security & Administration, software solutions. Here are some major services on which I am working: ☑️- Server Administration : ✔️ Windows server : ADDC, DNS, DHCP, WSUS, Group Policy Management, RDP Server, WDS Server, IIS Server, MS Exchange Server, MS SharePoint, MS Office 365, MS One Drive, MS Teams, File Server (NAS & SAN) , FTP, NTP and many more ✔️ Linux Server : SAMBA ADDC LDAP, SAMBA File Server, DNS, DHCP, Mail Servers (Zimbra, PMTA, Send grid, Squirrel mail, Roundcube). Web Servers (Tomcat, apache, nginx, light speed), MySQL, MariaDB, Postgress, FTP, NTP, Ticketing tools (Manage engine, OS ticket, OTRS Ticket, Citrix XenApp, JIRA, Service now), Monitoring Tools ( Check_mk, Syslog, Nagios, Cacti, ELK Stack, Zabix, xymon, PRTG), IDS Server ( OSSEC, WAZUH, SNORT, Suricata, BRO, Tripwire, Security Onion), DLP/Encryption/ Threat Prevention Server ( Symantec, Sophos, McAfee), Threat Intelligence server (MISP, Mitre, OpenCTI), The Hive with Cortex, ArcSight Server, Dialer Server ( VCdialer, go auto dialer, ViciBox, Altitude Dialer), Virtaul Hypervisor ( VMware ESXi, Proxomox, Virtual Box, VMware Workstation), GenieACS TR-069 remote management server, Vulnerability Assessment Scanner Tools (OpenVAS, Nessus Professional, Wireshark, Comodo cWatch, Tripwire IP360) , SonarQube Code analysis Tool, NXfilter URL Filtering tool and Many More.. ☑️- Network Administration: Key Network Skills & Security Products Experience: o Firewall – Checkpoint, Cisco ASA, Palo Alto, Fortigate, Sophos, o Router & Switches : Cisco, Mikrotik, Ubiquiti, Netgear, Aruba o Intrusion Detection & prevention – Cisco, Checkpoint, Sophos o Switching: Vlan, Inter Vlan, Stp, Vtp, EtherChannel, Switch Port o Configuration and troubleshooting of routing protocols OSPF, RIP, EIGRP, BGP o Setup of security implementations (Filtering Tool ACL, route map, port security.) o Well versed in the operations, configuring, and troubleshooting of various issues in Checkpoint and Cisco, Mikrotik, Ubiquiti, Netgear & Aruba Devices. o Checkpoint IPSec VPN Blade, Application & URL filtering Blade, IPS Blades, o Configuration & troubleshooting of IPSEC and S2S VPN ☑️- Information Security I helps organizations stay compliant with all the important standards like PCI DSS, HIPPA, ISO 27001, GDPR, FISMA, and GLBA. In addition to these compliances, I also help companies with Information Security Assessments and Penetration & Vulnerability Testing for identifying loopholes in their security infrastructure and BCP/DR consulting for building programs to stay ahead of future security incidents. ☑️- Cloud Solutions: I Helps organizations to deploy their services on AWS, GCP, and Microsoft Azure cloud. ☑️- Website Development & Designing : I helps organizations in website designing, development, internet marketing, hosting and support services, as well as web and mobile app development. less
Hire razzeshsingh
