VoIP Developers Untuk Diupah

  • VoIP
Cadangan:
lagi

Negara

Lokasi yang Tertentu

Periksa

Kadar Mengikut Jam (USD)

Pemeringkatan

Dalam Talian

Showing 47 results
  • Hire     RafimKs
Hire     RafimKs

    RafimKs RafimKs

    India $40 USD / hour
    Expert System, Network & VOIP Administrator
    India
    5.1
    ulasan 23 ulasan 23 $40 USD setiap jam
    I am excited to offer 12 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...
    I am excited to offer 12 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) - 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" kurang
  • Hire RafimKs
  • Hire     Erewin
Hire     Erewin

    Erewin Erewin

    Russian Federation $30 USD / hour
    Voip developer
    Russian Federation
    6.3
    ulasan 43 ulasan 43 $30 USD setiap jam
    Hello, my friends! There are what i have done in this 2019-2020 year. 2020: ☑ 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...
    Hello, my friends! There are what i have done in this 2019-2020 year. 2020: ☑ 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. kurang
  • Hire Erewin
  • Hire     AhmedMFakkar
Hire     AhmedMFakkar

    AhmedMFakkar AhmedMFakkar

    Egypt $25 USD / hour
    Cisco Professional
    Egypt
    4.1
    ulasan 10 ulasan 10 $25 USD setiap jam
    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. kurang
  • Hire AhmedMFakkar
  • Hire     iKcon
Hire     iKcon

    iKcon iKcon

    India $25 USD / hour
    A2billing. Free/FusionPBX. Vicidial. ASTPP. GoAuto
    India
    6.2
    ulasan 37 ulasan 37 $25 USD setiap jam
    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 above 95% ...
    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 above 95% Open Source System * A2Billing * ASTPP * Vicidial * FreePBX * FusionPBX * OpenSIP * Asterisk * Elastix * GoAutodial * Freeswitch VoIP Mobile Dialer * Linphone * CSipsimple Any kind of Customization or Development in VoIP Open Source Products. We have our own customized version of A2billing, ASTPP, Vicidial, FusionPBX and more. For more information about iKcon Infotech check our website. kurang
  • Hire iKcon
  • Hire     MoboticsTech
Hire     MoboticsTech

    MoboticsTech MoboticsTech

    India $14 USD / hour
    Expert in Asterisk,PHP,Android,CodeIgniter and SEO
    India
    5.1
    ulasan 2 ulasan 2 $14 USD setiap jam
    WEBSITE AND MOBILE APP DEVELOPMENT COMPANY with High-level expertise with 6+ years of experience. Mobotics is an information technology solutions offers customized Web (PHP) and Mobile application (IOS, Android & Hybrid) development services. Strengths:- - High-quality custom development services - Able to work...
    WEBSITE AND MOBILE APP DEVELOPMENT COMPANY with High-level expertise with 6+ years of experience. Mobotics is an information technology solutions offers customized Web (PHP) and Mobile application (IOS, Android & Hybrid) development services. Strengths:- - High-quality custom development services - Able to work with client’s timezone - Successful record of 98% happy and satisfied clients Our Technologies Expertise:- Digital Media:- (SEO, SMO, PPC, Brand Management, Email Marketing, SMS Marketing) Asterisk:- (VoIP call center solution, IPRN, VoIP billing, EPBX, IVR, WebRTC) Web Technologies Expertise:- (Codeigniter, Laravel, Magento, Wordpress, Node js, Angular js, React js, HTML5, Bootstrap, Jquery, Ajax) Mobile Apps:- (IOS, Android, Hybrid- shopping cart app, VoIP app, chatting app, attendance management app etc) SMS & USSD Solutions:- (SMPP & HTTP protocol), Payment Gateway Integration. Our Other Technologies Expertise:- JQuery, Ajax kurang
  • Hire MoboticsTech
  • Hire     lawrence37
Hire     lawrence37

    lawrence37 lawrence37

    United Kingdom $50 USD / hour
    Senior Network / Server Engineer
    United Kingdom
    3.8
    ulasan 3 ulasan 3 $50 USD setiap jam
    I have over 15 years system administration experience with a number of distributions of linux / unix and windows server, working for a large number of blue chip companies here in the UK. Skill-List (Including but not limited to): Windows 2000-2016 Server Exchange 2003-2016, Office365 Linux / Unix Administration SAN...
    I have over 15 years system administration experience with a number of distributions of linux / unix and windows server, working for a large number of blue chip companies here in the UK. Skill-List (Including but not limited to): Windows 2000-2016 Server Exchange 2003-2016, Office365 Linux / Unix Administration SAN Storage (NetApp, EMC Clariion, HP MSA/EVA/Lefthand) Server Virtualization (Vmware ESX, XenServer, Openstack) Desktop Virtualization (Vmware View, Xen Desktop) Application Virtualization (Thinapp, Xenapp) Networking (Cisco, Juniper, HP, Extreme, Ubiquiti) Firewall / IDS (Cisco, Fortigate, Juniper) Backup (CA Arcserve, HP Data protector, R1Soft, Veeam) Server administration (MsSQL, MySQL, Oracle (inc forms & reports), InnoDB, IIS, Apache, SCCM, WSUS) VoIP Solutions (Nortel, Avaya, Shoretel, Asterisk, FreePBX) Penetration Testing / Server Security/Hardening WHMCS, DirectAdmin, cPanel, Webmin AWS, Azure Config/Management kurang
  • Hire lawrence37
  • Hire     nasirbest
Hire     nasirbest

    nasirbest nasirbest

    Pakistan $30 USD / hour
    VoIP, Telecommunication and Software Engineers
    Pakistan
    5.9
    ulasan 20 ulasan 20 $30 USD setiap jam
    ICTInnovations is a software company having a specialization in Telecommunication Industry. ICT Innovations is a team of innovative, positive, objective, highly qualified, and research-oriented professionals having in-depth knowledge of the broad spectrum of Information and Communication Technologies (ICTs) with...
    ICTInnovations is a software company having a specialization in Telecommunication Industry. ICT Innovations is a team of innovative, positive, objective, highly qualified, and research-oriented professionals having in-depth knowledge of the broad spectrum of Information and Communication Technologies (ICTs) with extensive experience in open source Software, LAMP Development, Linux platforms, TCP/IP Networking and VOIP Communication Systems. kurang
  • Hire nasirbest
  • Hire     antima5
Hire     antima5

    antima5 antima5

    India $15 USD / hour
    Expertise in Cloud Computing (AWS, GCP, Azure)
    India
    3.6
    ulasan 4 ulasan 4 $15 USD setiap jam
    LBN Cyber Labs LLP is a leading cloud solutions provider based in Gurgaon, India. We have expertise in Cloud Computing, Container, Kubernetes , Enterprise Communications, DevOps.We provide managed cloud services for all major cloud providers.
    LBN Cyber Labs LLP is a leading cloud solutions provider based in Gurgaon, India. We have expertise in Cloud Computing, Container, Kubernetes , Enterprise Communications, DevOps.We provide managed cloud services for all major cloud providers. kurang
  • Hire antima5
  • Hire     vladimirumnov
Hire     vladimirumnov

    vladimirumnov vladimirumnov

    Russian Federation $26 USD / hour
    system administrator and linux programming
    Russian Federation
    5.0
    ulasan 26 ulasan 26 $26 USD setiap jam
    Please do not create personal project for me - instead create project with detailed description and proper project name and send invite. I do not develop kodi or enigma addons/plugins! I do not work via teamviewer for projects with cost < 200$ I'm working as system administrator at ISP more than 11 years. I have...
    Please do not create personal project for me - instead create project with detailed description and proper project name and send invite. I do not develop kodi or enigma addons/plugins! I do not work via teamviewer for projects with cost < 200$ I'm working as system administrator at ISP more than 11 years. I have experience with linux more than 12 years, it includes firewall,raids, any typical services (like apache,nginx,exim,dovecot,ejabberd,samba, etc), backups (bacula, rsync), monitoring (custom scripts, nagios, cacti, zabbix, munin). I have 5 years good practice with voip, 3 years experience with asterisk, also I developed voip traffic analysis app for gathering statistics from rtcp packets. I use python for my work automation (scripting). I can setup home routers, voip adapters, switches (dlink, low models of cisco, huawei), some low experience with routers alcatel sr, juniper erx. I'm also interested in short project with programming in python, delphi, c, php under linux. kurang
  • Hire vladimirumnov
  • Hire     SherGhani
Hire     SherGhani

    SherGhani SherGhani

    Pakistan $10 USD / hour
    Senior System Admin
    Pakistan
    3.2
    ulasan 2 ulasan 2 $10 USD setiap jam
    To provide specifically designed digital marketing services to startups, small businesses and corporate businesses who are optimistic about taking deserved advantage of modern technology and digital world for effective business growth.
    To provide specifically designed digital marketing services to startups, small businesses and corporate businesses who are optimistic about taking deserved advantage of modern technology and digital world for effective business growth. kurang
  • Hire SherGhani

Hey , di sini ada beberapa offline pekerja bebas

Hey , di sini ada beberapa offline pekerja bebas yang sepadan""