VoIP Developers do zatrudnienia

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Wyświetlono 77 wyników
  • Zatrudnij     RafimKs
Zatrudnij     RafimKs

    RafimKs RafimKs

    India $40 USD / godzinę
    Expert System, Network & VOIP Administrator
    India
    5.5
    34 ocen 34 ocen $40 USD na godzinę
    Top 1% in the Freelancer.com Community. 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...
    Top 1% in the Freelancer.com Community. 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" mniej
  • Zatrudnij RafimKs
  • Zatrudnij     globalnetideas
Zatrudnij     globalnetideas

    globalnetideas globalnetideas

    Bahrain $40 USD / godzinę
    Professional PHP/Wordpress/C# Developer
    Bahrain
    3.8
    1 ocena 1 ocena $40 USD na godzinę
    My first priority is my clients respect and 100% privacy of their content and details provided. I have more than 12 years experience in following developments 1) HTML, CSS, JavaScript 2) PHP, Ajax, C# 3) Wordpress, Drupal 4) PrestaShop, Woocommerce, OpenCart ( eCommerce ) 5) Twilio / Nexmo API Development 6)...
    My first priority is my clients respect and 100% privacy of their content and details provided. I have more than 12 years experience in following developments 1) HTML, CSS, JavaScript 2) PHP, Ajax, C# 3) Wordpress, Drupal 4) PrestaShop, Woocommerce, OpenCart ( eCommerce ) 5) Twilio / Nexmo API Development 6) Customized CRM Development Looking forward for your great Cooperation. Thanks mniej
  • Zatrudnij globalnetideas
  • Zatrudnij     AamerRasheed
Zatrudnij     AamerRasheed

    AamerRasheed AamerRasheed

    Pakistan $30 USD / godzinę
    Expert Full Stack Web & Mobile Developer.
    Pakistan
    3.1
    1 ocena 1 ocena $30 USD na godzinę
    A seasoned professional enjoying 16+ years of work experience in the field of software development, finance and management sector in leading roles. If you are looking professional and trustworthy resource then you have reached the right spot. I represent and lead a team of professional software engineers and my...
    A seasoned professional enjoying 16+ years of work experience in the field of software development, finance and management sector in leading roles. If you are looking professional and trustworthy resource then you have reached the right spot. I represent and lead a team of professional software engineers and my expertise include:- 1. Development of full-stack web and mobile project from scratch to production including business analysis, design/UI-UX development, Coding and deployment. 2. Successfully completed 50+ full-stack web and mobile solutions. 3. The Experience is complemented by academic and professional qualifications. Having a double Master's degree in Software Engineering (MCS) as well as business administration (MBA) really provide me an edge on other developers as I can foresee the business problems with the engineering mindset. Thus, I can provide tailor-made software solutions as per exact business needs which are enjoyed by clients. 4. The prime focus is to provide efficient and cost-effective software solution which could fulfill client's requirement for medium to long term basis thus, providing a great value for money. Professional skills: • Full Stack Web Development mobile development. • Software Analysis/ Design/ consultancy • Node js • React js • React Native • MongoDB • My SQL 8.0 • Agile/ JIRA • Git hub/ Bitbucket mniej
  • Zatrudnij AamerRasheed
  • Zatrudnij     antima5
Zatrudnij     antima5

    antima5 antima5

    India $15 USD / godzinę
    Expertise in Cloud Computing (AWS, GCP, Azure)
    India
    4.0
    9 ocen 9 ocen $15 USD na godzinę
    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. mniej
  • Zatrudnij antima5
  • Zatrudnij     Erewin
Zatrudnij     Erewin

    Erewin Erewin

    Russian Federation $30 USD / godzinę
    Voip developer
    Russian Federation
    6.6
    59 ocen 59 ocen $30 USD na godzinę
    Hello, my friends! There are what i have done in this 2019-2020 year. 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....
    Hello, my friends! There are what i have done in this 2019-2020 year. 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. mniej
  • Zatrudnij Erewin
  • Zatrudnij     mula9211
Zatrudnij     mula9211

    mula9211 mula9211

    Ukraine $20 USD / godzinę
    I have excellent skills in developing VOIP systems
    Ukraine
    6.0
    42 ocen 42 ocen $20 USD na godzinę
    I have provided a wide range of IT solutions including VoIP Software, Websites & Mobile Apps development for small businesses and start-up companies as well as for large enterprises. I have expertise in VoIP/SIP, FreeSWITCH, FusionPBX, ASTPP, OpenSIPs, Kamailio, WebRTC, MediaProxy, RTPproxy, RTPengine, Asterisk,...
    I have provided a wide range of IT solutions including VoIP Software, Websites & Mobile Apps development for small businesses and start-up companies as well as for large enterprises. I have expertise in VoIP/SIP, FreeSWITCH, FusionPBX, ASTPP, OpenSIPs, Kamailio, WebRTC, MediaProxy, RTPproxy, RTPengine, Asterisk, FreePBX, A2billing, Linux & OpenSource Consulting, MySQL, PostgreSQL, PHP, Yii, Apache, Nginx, Android,Odoo I have developed following VoIP and IT solutions: - CRM integrations through APIs - Class4 & Class5 Soft Switches - ASTPP Billing/calling card - SIP Load Balance & Fail-Over - IVR Application - Fax over IP (FoIP) - T38 Supported FAX Server - Voice broadcast ring less/conventional - SIP Messaging Server - High scalable Least Cost Routing(LCR) with Fail-Over - Session Border Controller(SBC) - RESTfull API - Web Services & API for Mobile Application - Android Mobile Apps I have been supporting various termination equipment/hardware like TELES, 2N, ANTRAX, DINSTAR, GOIP mniej
  • Zatrudnij mula9211
  • Zatrudnij     satyajitkundu
Zatrudnij     satyajitkundu

    satyajitkundu satyajitkundu

    India $10 USD / godzinę
    Linux, Ubuntu, Amazon AWS, Google Cloud, Azure
    India
    2.6
    1 ocena 1 ocena $10 USD na godzinę
    Hello , I am Satyajit Kundu. I'm Certified Aws & Linux System Administrator 12 plus years of experience,I have strong knowledge of different cloud architecture, AWS, Azure, Sucuri, Liquidweb, Linode , 1and1 , Godaddy & many in-house hosted server etc . mail server, Elk, Virtualization,Routing,Sonicwall. Handling web...
    Hello , I am Satyajit Kundu. I'm Certified Aws & Linux System Administrator 12 plus years of experience,I have strong knowledge of different cloud architecture, AWS, Azure, Sucuri, Liquidweb, Linode , 1and1 , Godaddy & many in-house hosted server etc . mail server, Elk, Virtualization,Routing,Sonicwall. Handling web server and db server etc. Global Cretified ================ RHCSA (Red hat Certified System Administrator) AWS (Aws Certified Solutions Architect) - Traning Cretified =================== CCNA (Cisco Certified Network Associate) MCSE (Microsoft Certified System Engineer) *Knowledge in different AWS services, Ec2, Rds (Mysql / Aurora ), ALB, ELB, EFS, S3, SNS, CloudFront, Cloud watch, Waf, Vpc , Iam, Route 53 , Vpn , Lightsail, Workspace etc. * Knowledge in Code pipeline , Code Deploy , Code Build , Cloud 9, CI/DI process, Ecs fargate Lamda, Eks, Cognito, Secret manager, Emr, Jenkins etc. * Operating Systems: Red Hat Enterprise Linux 5.0-6.x., CentOS, Fedora, Ubuntu, Suse Enterprise Linux * Apache (http/https), nginx , Clearos,Roundcube, DNS (bind), FTP, NFS, SAMBA, NIS, SSH, DHCP etc. * Backup & Restore (tar,gzip,bzip2,rsysnc,shell Script), scheduling of tasks using crontab, * Package management (yum, rpm,apt-get), User administration. * Installation / Managing of Router / Switch / Other Networking Devices. * Knowledge of Asterisk Server Goautodial , Elastix. * Configuring Firewall, e:g:- SonicWALL , Untangle , Endian. * Linux - Ubuntu/Debian/CentOS/RHEL/Fedora/FreeBSD * Azure/Amazon AWS/Google Cloud * Nginx/Apache/Lighttpd/LiteSpeed * VPS - OpenVZ/KVM/Xen/Hyper-V/SolusVM/ProxMox * Docker * Linux/Cpanel Server Setup * Server Security - csf/maldet * WHMCS Installation * Windows server setup mniej
  • Zatrudnij satyajitkundu
  • Zatrudnij     maverick44000
Zatrudnij     maverick44000

    maverick44000 maverick44000

    Pakistan $40 USD / godzinę
    The IT Wizard for Excel/Outlook/Access/Word
    Pakistan
    4.7
    1 ocena 1 ocena $40 USD na godzinę
    I am a devoted freelancer and have been developing MS Outlook and Excel Add-ins using VBA and C#.Net technology for many years. Ranging from very basic to utterly complex add-in requirements, I have maintained a 100 percent success rate so far. If you are seeking MS Outlook integration with a 3rd party application...
    I am a devoted freelancer and have been developing MS Outlook and Excel Add-ins using VBA and C#.Net technology for many years. Ranging from very basic to utterly complex add-in requirements, I have maintained a 100 percent success rate so far. If you are seeking MS Outlook integration with a 3rd party application (JSON) or need an Excel solution using customized user interface, I can assure you a quality and professional product at the end of the day. Please refer to my clients testimony about my work. Thank you and have a good day. mniej
  • Zatrudnij maverick44000
  • Zatrudnij     gdmlnx
Zatrudnij     gdmlnx

    gdmlnx gdmlnx

    Argentina $45 USD / godzinę
    Unix Consultor, Devops and Cloud Engineer.
    Argentina
    4.8
    15 ocen 15 ocen $45 USD na godzinę
    Unix (Solaris, Hp-UX, AIX). GNU/Linux (Red Hat, Slackware, Debian. Servidores/Clientes: Firewalling (iptables, ipchains,Nat,ipfw, ipfilter, Shorewall).Smb File Server. Advanced Power Virtualization on IBM systems HACMP Apache Web Server. Squid Proxy Server (proxy cache, transparent proxy). FTP Server(ftpd)DHCP...
    Unix (Solaris, Hp-UX, AIX). GNU/Linux (Red Hat, Slackware, Debian. Servidores/Clientes: Firewalling (iptables, ipchains,Nat,ipfw, ipfilter, Shorewall).Smb File Server. Advanced Power Virtualization on IBM systems HACMP Apache Web Server. Squid Proxy Server (proxy cache, transparent proxy). FTP Server(ftpd)DHCP server, DNS cache server (dnsmasq). SSH Server. Logical Volume Manager (LVM; GNU/LINUX, HP-UX) Svm (solaris volume manager) Veritas VM Servidores de Impresion(cups) Asterisk-Siemens-Alcatel.E1. SS7 - DSLAM - OLT automation and cloud : docker ansible AWS terraform ********************** +10 years Experience on Unix-like sistems , please go over my linkedin resume for further information. Red-hat cerfified : 120-172-655 Unix-LIke Systems Administration.- AIX Admin; pseries Power VM Red-Hat GNU/LINUX mniej
  • Zatrudnij gdmlnx
  • Zatrudnij     barmex
Zatrudnij     barmex

    barmex barmex

    Russian Federation $20 USD / godzinę
    System and network professional.
    Russian Federation
    4.7
    15 ocen 15 ocen $20 USD na godzinę
    Hello, dear friend. You can hire me if you want: 1) Setup and fix servers; 2) Setup and fix VoIP; 3) Deploy and setup push notifications gateways (Flexisip + Linphone); 3) Setup and fix network devices; 4) Resolve some issues with IT equipment. I have over 15 years of experience in wide IT spheres. Welcome and get...
    Hello, dear friend. You can hire me if you want: 1) Setup and fix servers; 2) Setup and fix VoIP; 3) Deploy and setup push notifications gateways (Flexisip + Linphone); 3) Setup and fix network devices; 4) Resolve some issues with IT equipment. I have over 15 years of experience in wide IT spheres. Welcome and get good service! mniej
  • Zatrudnij barmex

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