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: ☑ 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...Hello, my friends! There are what i have done in this 2019-2021 year. 2021: ☑ 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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Top 1% in the Freelancer.com Community. I am excited to offer 13 years of solid experience in Physical & Virtual Server & Networking Platforms, System Administration, Network Administration,Managing Telecommunications Networks and Technical Strategy. Below are a few of my strong assets for your...Top 1% in the Freelancer.com Community. I am excited to offer 13 years of solid experience in Physical & Virtual Server & Networking Platforms, System Administration, Network Administration,Managing Telecommunications Networks and Technical Strategy. Below are a few of my strong assets for your business: - Microsoft(Active Directory, DNS,DHCP, RDS,SQL Server(DB Admin),SharePoint, - Hyper-V, Exchange(All Versions &O365)Azure) - VMWare (ESXi, VCenter) - Citrix (XenApp, XenCenter) - Antivirus(Symantec(SEP),Mcafee(EPO),Kaspersky) - Linux (Ubuntu, CentOS,Debian) - Cloud(MS Azure,AMAZON AWS ,Google GCP,OVH and Digital Ocean) - Storage(Synology,QNAP,FreeNAS,WD,Dell and HP) - VOIP ( Avaya,3CX,Yeastar,XCally,GrandStream & FreePBX) - Firewalls (Fortinet, Sonicwall, Sophos, ASA,WatchGuard&PFSense) - Wireless(Cisco,Unify,Grandstream,Fortigate) - Routers (Cisco, Ubiquiti) - Servers (HP Proliant Servers) & (Dell/EMC Servers) I am happily available anytime using secure remote support or walk you through the steps via Freelancer chat .I am looking to show each client my worth to build a long relationship. Get started by clicking on "Hire Me" less
Hire RafimKs
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I am an expert network and security administrator and I have 10 year’s practical working and teaching experience in network and security also i am en expert in data entry jobs and excel Microsoft office. I am a CCNA instructor and I have CCNA, RHCE, RHCSA certifications. I have expertise in CISCO routing and...I am an expert network and security administrator and I have 10 year’s practical working and teaching experience in network and security also i am en expert in data entry jobs and excel Microsoft office. I am a CCNA instructor and I have CCNA, RHCE, RHCSA certifications. I have expertise in CISCO routing and switching, firewall, IPS, ISE, voice and wireless solution from my 10 years’ practical experience. I have also fluency in English and Hindi speaking. I am Expert in GNS3 and Packet Tracer. ===================================================================================== Technical Skills: Good understanding and knowledge of TCP/IP, OSI Layer. L3 technologies: RIP, EIGRP and OSPF and BGP in CISCO 800, 1900, 2900, 2800, 2800, ISR 4300, 4100, ASR 1000 series. L2 technologies: VLAN, VTP, STP, Trunking, HSRP, VRRP, SPAN, RSPAN, DHCP Snooping, Dynamic ARP Inspection, ARP ACL etc in 2900 series and L3 switches. NXOS and ACI: Configure and install CISCO nexus 9k and CISCO ACI solution like Bridge Domain, VRF, end point group tenant etc. Cisco ASA and Next Generation Firewall: ACL, NAT, Transparent Mode, Multiple context and Failover (Active/Active, Active/Standby) Site-to-Site VPN, Remote Access VPN and SSL VPN. Cisco Firepower IPS and Firepower Management Center (FMC): ACL, NAT, Intrusion policy, AVC, Malware & File Policy, Site-to-Site VPN, Remote Access VPN and SSL VPN etc. F5 Load Balancer and ASM: Installation and configure F5 BIG-IP Local Traffic Manager (LTM) load balancer and Application security manager. CISCO CUCM: Install and configure Cisco Unified Communication Manager 9.0 and 12.4. Mikrotik Router: OSPF, BGP, NAT, DHCP, L2TP, IPSEC, PPP, Firewall etc CISCO WEB and Email Security Appliance: Install and configure CISCO ESA and WSA So you are requested to first discuss the project and requirements and after being satisfied please awarded me with the work. And definitely work will be delivered in time and in best quality. Thanking You Kazi less
Hire rifat0103
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Summary of Qualifications:- Dedicated and efficient full stack developer with 6+ years experience in application layers, presentation layers, and databases. Experienced in both F/E and B/E technologies. TECHNOLOGIES 1) PHP - (Codeigniter , Laravel ) 2) HTML5, CSS3 , JAVASCRIPT, JQUERY, BOOTSTRAP4 3) MYSQL, MSSQL...Summary of Qualifications:- Dedicated and efficient full stack developer with 6+ years experience in application layers, presentation layers, and databases. Experienced in both F/E and B/E technologies. TECHNOLOGIES 1) PHP - (Codeigniter , Laravel ) 2) HTML5, CSS3 , JAVASCRIPT, JQUERY, BOOTSTRAP4 3) MYSQL, MSSQL SERVER, ORACLE 4) ALL OPENSOURCE CMS PLATFORMS (WORDPRESS, MAGENTO, SPOTIFY , SHOPIFY, ETC...) 5) MOBILE APPLICATIONS (IOS,ANDROID) 6) WEBOS PLATFORMS 7) TVOS APPLICATIONS (SAMSUNG , SONY , ROKU ...) 8) Python Developments 9) Java Developments less
Hire skyhighcloud
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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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Je suis ingénieur de conception en informatique. Je suis un passionné de l'informatique et de toutes ses dérivées : la programmation, mais aussi le montage vidéo, la composition musicale, l'infographie, etc. Je suis disponible à partager mon expertise acquis pendant plus de 7 années d'expériences en conception...Je suis ingénieur de conception en informatique. Je suis un passionné de l'informatique et de toutes ses dérivées : la programmation, mais aussi le montage vidéo, la composition musicale, l'infographie, etc. Je suis disponible à partager mon expertise acquis pendant plus de 7 années d'expériences en conception d'application en .Net, Java, API GOOGLE, Webservices, PHP, HTML, Bootstrap, Windev (PC Soft),Windev mobil (PC Soft), Webdev (PC Soft), Javascript, Python, pour tout Windows ou Linux, (voir mes compétences pour plus de détails) I am a computer design engineer. I am passionate about everything related to computers, not only programming but also video editing, music composition, computer graphics, etc. I am available to share my expertise acquired during more than 7 years of application design experience in Windev (PC Soft) , Webdev (PC Soft), .Net, Java, API, Webservices, PHP, HTML, Bootstrap, Javascript, Python, for any Windows or Linux, (see my skills for more details) less
Hire denouezechias
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I have 9 years of expertise making good deployments of VoIP Systems and O.S., Setting up IP PBX gateways based on Asterisk and FreeSwitch, integrated Systems like ViciDial/ViciBOX, FreePBX, A2Billing, ASTPP, Elastix/Isabel, 3CX, OpenVBX and Kazoo, also SMS Systems Like PlaySMS, Jazmin and Kannel. New Skills and...I have 9 years of expertise making good deployments of VoIP Systems and O.S., Setting up IP PBX gateways based on Asterisk and FreeSwitch, integrated Systems like ViciDial/ViciBOX, FreePBX, A2Billing, ASTPP, Elastix/Isabel, 3CX, OpenVBX and Kazoo, also SMS Systems Like PlaySMS, Jazmin and Kannel. New Skills and Service: VOICEMAIL BLAST/ DROP also got good knowledge of: PHP MYSQL HTML CSS WORDPRESS NODEJS JAVASCRIPT VPN VPS CLOUD COMPUTING UNIX/LINUX ADMINISTRATION WINDOWS ADMINISTRATION FORTINET UBIQUITI MIKROTIK CISCO less
Hire gilbertarias
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After getting nine years of experience in system and IT administration along with multiple certifications, I am confident enough for providing you a perfect solution to your technical issues and projects from starting to the completion. I would be available on daily basis as required and full time available on...After getting nine years of experience in system and IT administration along with multiple certifications, I am confident enough for providing you a perfect solution to your technical issues and projects from starting to the completion. I would be available on daily basis as required and full time available on weekends. Having a flexible and friendly nature, you would find me very cooperative and dedicated to your work. I am proficient in the following areas: Virtualization ---Vmware Vsphere High Availability & Disaster Recovery ---Veeam Backup & Replication Windows Server ---Active Directory, File Services, WDS Mail Server, Database Server ---Exchange, Mdaemon VOIP --- Elastix, Freepbx Cloud Computing ---AWS, EC2, RDS, VPC, ECS, S3, EFS, Cloudfront, Elastibeanstalk Website Development ----Wordpress, PHP, HTML, CSS, Javascript less
Hire arifnafees
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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 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
Hire dailas
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A certified engineer from Avaya, 3CX, and other vendors with around 2 years experience in the field, I can implement and support many VOIP/ Unified communications solutions.A certified engineer from Avaya, 3CX, and other vendors with around 2 years experience in the field, I can implement and support many VOIP/ Unified communications solutions. less
Hire ghonim5
