VoIP Developers k zaměstnání

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Zobrazuje 111 výsledků
  • Zaměstnejte uživatele     Erewin
Zaměstnejte uživatele     Erewin

    Erewin Erewin

    Russian Federation $30 USD / hod.
    Voip developer
    Russian Federation
    6.9
    73 recenzí 73 recenzí $30 USD za hodinu
    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. méně
  • Zaměstnejte uživatele Erewin
  • Zaměstnejte uživatele     mikalai94
Zaměstnejte uživatele     mikalai94

    mikalai94 mikalai94

    Belarus $50 USD / hod.
    Senior Web Developer
    Belarus
    5.1
    1 recenze 1 recenze $50 USD za hodinu
    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. méně
  • Zaměstnejte uživatele mikalai94
  • Zaměstnejte uživatele     RafimKs
Zaměstnejte uživatele     RafimKs

    RafimKs RafimKs

    India $40 USD / hod.
    Expert System, Network & VOIP Administrator
    India
    6.0
    46 recenzí 46 recenzí $40 USD za hodinu
    Top 1% in the Freelancer.com Community. I am excited to offer 14 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 14 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" méně
  • Zaměstnejte uživatele RafimKs
  • Zaměstnejte uživatele     udayarpandey2022
Zaměstnejte uživatele     udayarpandey2022

    udayarpandey2022 udayarpandey2022

    Nepal $50 USD / hod.
    Contact for Large Scale Projects: System & Network
    Nepal
    3.8
    3 recenzí 3 recenzí $50 USD za hodinu
    DNS/Web/Database/Email/Network/Storage/Security/DevOps. Linux A to Z Configuration, Management & Troubleshooting. 10+ years in production.
    DNS/Web/Database/Email/Network/Storage/Security/DevOps. Linux A to Z Configuration, Management & Troubleshooting. 10+ years in production. méně
  • Zaměstnejte uživatele udayarpandey2022
  • Zaměstnejte uživatele     hasansarif2
Zaměstnejte uživatele     hasansarif2

    hasansarif2 hasansarif2

    Saudi Arabia $25 USD / hod.
    Sr. Cloud Engineer / DevOps
    Saudi Arabia
    3.6
    4 recenzí 4 recenzí $25 USD za hodinu
    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). méně
  • Zaměstnejte uživatele hasansarif2
  • Zaměstnejte uživatele     ameer89898
Zaměstnejte uživatele     ameer89898

    ameer89898 ameer89898

    Pakistan $20 USD / hod.
    System Administrator
    Pakistan
    4.3
    13 recenzí 13 recenzí $20 USD za hodinu
    I have 8 years of Experience as a System Administrator and expert in Linux, Asterisk, vicidial and openvpn.
    I have 8 years of Experience as a System Administrator and expert in Linux, Asterisk, vicidial and openvpn. méně
  • Zaměstnejte uživatele ameer89898
  • Zaměstnejte uživatele     davidgluna
Zaměstnejte uživatele     davidgluna

    davidgluna davidgluna

    Mexico $21 USD / hod.
    Voip and security Admin
    Mexico
    2.2
    1 recenze 1 recenze $21 USD za hodinu
    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. méně
  • Zaměstnejte uživatele davidgluna
  • Zaměstnejte uživatele     Nawaf2020th
Zaměstnejte uživatele     Nawaf2020th

    Nawaf2020th Nawaf2020th

    Yemen $15 USD / hod.
    I'm IT Engineer.
    Yemen
    1.7
    1 recenze 1 recenze $15 USD za hodinu
    I have my own small business and I provide good solutions with low cost, I placed in Yemen. I work in IT, translating, consulting, ...etc. My TECHNICAL SKILLS: • Excellent experience in Oracle Database Administrations, Oracle ERP R12 Administrations, Oracle ERP Technical Area, Oracle ERP Functional Area and Oracle...
    I have my own small business and I provide good solutions with low cost, I placed in Yemen. I work in IT, translating, consulting, ...etc. My TECHNICAL SKILLS: • Excellent experience in Oracle Database Administrations, Oracle ERP R12 Administrations, Oracle ERP Technical Area, Oracle ERP Functional Area and Oracle Application Express. • Excellent Experience in Microsoft Technologies such as dot net ...etc. • Good Experience in Web Development. • Good Experience in SMS Gateway Systems • Good Experience in Common Data Center Systems like: Active Directory, Mail Servers, File & Print Servers, Backup, Antivirus, Security, monitoring systems …etc. Don't hesitate to contact me via: Freelancer System Staffed hours are 7am-4pm Sunday-Thursday in local time, +3 GMT. méně
  • Zaměstnejte uživatele Nawaf2020th
  • Zaměstnejte uživatele     dailas
Zaměstnejte uživatele     dailas

    dailas dailas

    Russian Federation $30 USD / hod.
    System Administrator Asterisk
    Russian Federation
    5.8
    66 recenzí 66 recenzí $30 USD za hodinu
    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 méně
  • Zaměstnejte uživatele dailas
  • Zaměstnejte uživatele     ITBC2019
Zaměstnejte uživatele     ITBC2019

    ITBC2019 ITBC2019

    Uruguay $25 USD / hod.
    Systems & Telecom Engineer, CCNP, MCSE, MBA, IT Pro +20 years
    Uruguay
    1.0
    1 recenze 1 recenze $25 USD za hodinu
    Degree Professional (Systems Engineer, Telecommunications Engineer, Cisco CCNP, MBA, ITIL, MCSE, VMWARE, Azure, Siemon, IP Telephony, etc.) with more 20 years experience. Expertise in Networking (Design & Deployment), IT Support, IP Telephony, Routing, Switching, Firewalling, Security, SDWAN, Wireless,...
    Degree Professional (Systems Engineer, Telecommunications Engineer, Cisco CCNP, MBA, ITIL, MCSE, VMWARE, Azure, Siemon, IP Telephony, etc.) with more 20 years experience. Expertise in Networking (Design & Deployment), IT Support, IP Telephony, Routing, Switching, Firewalling, Security, SDWAN, Wireless, Linux/Unix/Windows Servers Management, and many other IT topics (like PHP, Apache, Nginx, MySQL, Magento, PrestaShop, Wordpress, etc.) Entrepeuner in a small IT company (IT Business Corp.) with more 15 years in local market. I have expectations of new and challenging projects. Available 7 days a week to attend emergencies and specific technical assistance situations. Technical responsibility and ethical commitment in the fulfillment of the requested services. méně
  • Zaměstnejte uživatele ITBC2019

, zde je několik offline freelancerů

, zde je několik offline freelancerů odpovídající ""