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  •     Erewin
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    Erewin Erewin

    Russian Federation 30$ USD / saat
    Voip developer
    Russian Federation
    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. daha az
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  •     skyhighcloud
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    skyhighcloud skyhighcloud

    India 25$ USD / saat
    FULL STACK WEB / MOBILE / BLOCK CHAIN DEVELOPER
    India
    I am a Full Stack Developer with 7+ years of experience.(Java, React, Vue, Angular, PHP, HTML, CSS, WordPress, Node, Python, C++, C#, Firebase, Website Design, React Native, Flutter, Mobile app, WebRTC, Kibana, Ionic, Hybrid apps) Also I’m a Full-Stack Blockchain Software Engineer & Blockchain Consultant specialised...
    I am a Full Stack Developer with 7+ years of experience.(Java, React, Vue, Angular, PHP, HTML, CSS, WordPress, Node, Python, C++, C#, Firebase, Website Design, React Native, Flutter, Mobile app, WebRTC, Kibana, Ionic, Hybrid apps) Also I’m a Full-Stack Blockchain Software Engineer & Blockchain Consultant specialised in creating secure and optimised smart contracts using Solidity for EVM (Ethereum Virtual Machine) compatible blockchains. And I possess advanced frontend and backend developer skills, so I’m able to create smart contracts and connect them with web browsers to provide clean and easy-to-use web interfaces using tools like React, Redux, Web3.js, Ethers.js, TypeScript, Next.js, etc. I am available to work full-time and to change my time zone to reach client goals. As well as this, I will maintain client trust. It is not easy to maintain trust with clients to everyone, but I will try my best to maintain the relationship. daha az
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  •     RafimKs
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    RafimKs RafimKs

    India 40$ USD / saat
    Expert System, Network & VOIP Administrator
    India
    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" daha az
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  •     dv8inpp
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    dv8inpp dv8inpp

    Cambodia 35$ USD / saat
    40 years of experience working with computers
    Cambodia
    Experience with using Office products including MS and Openoffice. Have worked with VMware, HyperV and Openstack. Experience with Windows 1.0 - Windows 2019, Ubuntu/Debian/Centos. I don't particularly like OpenSuSE but can work with it. Asterisk administrator for 4 years with experience writing IVR's for Asterisk...
    Experience with using Office products including MS and Openoffice. Have worked with VMware, HyperV and Openstack. Experience with Windows 1.0 - Windows 2019, Ubuntu/Debian/Centos. I don't particularly like OpenSuSE but can work with it. Asterisk administrator for 4 years with experience writing IVR's for Asterisk based systems including integration to SMS gateway's and Facebook/Messenger. 3CX Advanced certified. daha az
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  •     avisnevschi
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    avisnevschi avisnevschi

    Moldova, Republic of 30$ USD / saat
    Senior Network Engineer / Deputy Head of NOC
    Moldova, Republic of
    JNCIE-SP #2975, JNCIS-ENT, JNCIS-SEC, JNCIS-DevOps, CCNA R&S, LPI-1. Network Expert with more then10 years of experience in the telecommunications industry. During my career I worked for 2 biggest ISP's in my country and one Tier1 ISP as part of Central Network Support Team(Level 3 Support). Besides of this, I also...
    JNCIE-SP #2975, JNCIS-ENT, JNCIS-SEC, JNCIS-DevOps, CCNA R&S, LPI-1. Network Expert with more then10 years of experience in the telecommunications industry. During my career I worked for 2 biggest ISP's in my country and one Tier1 ISP as part of Central Network Support Team(Level 3 Support). Besides of this, I also had a lot of other project, which involved network design, configuration,implementation and network automation. I have deep knowledge with Juniper Networks(JunOS), Cisco Systems(IOS, IOS-XR), Huawei Networking(VRP) and Mikrotik(RouterOS) products. During Network Engineer career, I was responsible for all kind of networking tasks, beginning from customer services or device configuration and ending with developing,extension of IP/MPLS network, traffic engineering or other technologies used in big ISP network. Also, usually I was responsible for testing and integration of new technologies in existing network without interruption of services. And the last, but not the least, I was responsible for providing and integration of network automation tools and monitoring systems. Experienced with Juniper routers and switches, MX, EX and SRX. Experienced with Cisco IOS routers and switches, 2900,6500​ and 7200 series. Experienced with Cisco IOS-XR routers, especially with ASR9k. Experienced with Huawei and Raisecom PON network devices, OLT/ONT. Experienced with Foundry/Brocade/EdgeCore/Arista switches. Experienced with Ericsson SmartEdge series router. Experienced with Mikrotik routers Experienced with NMS like U2000, Zabbix, Cacti and The Dude. Experienced with automation tools like Ansible and Python scripting. Experienced with Linux Systems - CentOS / Ubuntu Expert knowledge of xSTP, PIM, IS-IS, OSPF, BGP, MPLS, LDP/RSVP, MPLS VPNs(L2/L3/VPLS) etc... daha az
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  •     talhamq
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    talhamq talhamq

    Pakistan 30$ USD / saat
    IT MANAGER | SYSTEM ADMINISTRATOR
    Pakistan
    I have experience in deploying and maintaining of: ✅ Cloud Computing Platforms: AWS Amazon Web Services,Microsoft AZURE, Google Cloud (GCP). ✅ Server Operating Systems: Windows Server 2003-to-2012R2, Windows Server 2016 Amazon Linux, Debian, RHEL, CentOS, Ubuntu. ✅ Web servers and servlets containers: IIS,...
    I have experience in deploying and maintaining of: ✅ Cloud Computing Platforms: AWS Amazon Web Services,Microsoft AZURE, Google Cloud (GCP). ✅ Server Operating Systems: Windows Server 2003-to-2012R2, Windows Server 2016 Amazon Linux, Debian, RHEL, CentOS, Ubuntu. ✅ Web servers and servlets containers: IIS, APACHE, NGINX, DOCKER ✅ Mail servers: POSTFIX, EXIM, MS Exchange 2000-to-2013, MS Exchange 2016, QMAIL,Zimbra,Mail Enable, SmarterMail, hMail ✅ Database servers: MySQL, MS SQL ✅ Virtualization: MS Hyper-V, VMware Server(ESXI), VirtualBox. ✅ Directory service: Active Directory, OpenLDAP. ✅ File servers: IIS FTP, proftpd, FileZilla FTP Server, SAMBA. ✅ Firewalls: Windows firewall,ISA/Forefront TMG, MikroTik,PFSense Zywall and other Routers; ✅ Data Storage Systems: Netapp, FAS, EMC, VNX; ✅ Monitoring ZABBIX, CACTI, NAGIOS ✅ Hosting Panels: PLESK,cPanel,Website Panel daha az
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  •     santoshs2002
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    santoshs2002 santoshs2002

    India 50$ USD / saat
    System|Network|Cloud|Cybersecurity|Compliance
    India
    IT and Cybersecurity professional with around 20+ years of credible experience in the areas of - - System and Network Configuration, Administration and Management - SIEM Implementation - VoIP server and gateway implementation and management. - Infrastructure & Security Solution Designing - Cloud Computing ...
    IT and Cybersecurity professional with around 20+ years of credible experience in the areas of - - System and Network Configuration, Administration and Management - SIEM Implementation - VoIP server and gateway implementation and management. - Infrastructure & Security Solution Designing - Cloud Computing -Technology Implementation - IT Operations - Storage and Virtual infrastructure Management -O365, Exchange, and other cloud computing deployment, configuration, and management - IT Infrastructure Management - ISO 27001, PCI DSS, HIPPA, and GDPR Implementation -Risk Assessment - Business Continuity & Disaster Recovery Planning - Project Management - Security Operation Management - Vulnerability Assessment - Penetration Testing - Information Security Management - Risk and Compliance Management - IT Systems and Network Audit - ITGC Audit - HIPPA, HITECH, GDPR, SOC, SOX, and PCI Audit I have a proven track record of consulting in the broad areas of Infra, Security, and Software solutions. My knowledge of evolving technologies and the ability to analyze and design appropriate solutions relevant across situations gives me the advantage of being a problem solver in a crisis situation as well as an active contributor in regular strategic decisions which has given me the edge and knowhow of benefitting the organizations, contributing effectively to business growth. Moreover, with my strong liaison & relationship skills, I build & maintain long-standing relations with stakeholders & key decision-makers to a strategically secure profitable business. I am deft at managing complex challenges with strong work ethics, interpersonal communication, relationship management, and analytical skills. daha az
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  •     dailas
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    dailas dailas

    Russian Federation 30$ USD / saat
    System Administrator Asterisk
    Russian Federation
    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 daha az
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  •     haroldbondoc
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    haroldbondoc haroldbondoc

    Philippines 30$ USD / saat
    Jr Linux System Adminstrator
    Philippines
    I am an expert Installing and Setup for some following call center system Vicidial, GoAutodial, 3CX, FreePBX, Elastix, FusionPbx, MagnusBilling and Issabel. Also setup some VOIP GSM gateway like Openvox, Dinstar, Goip4 and Others.. Im also manage some webserver Unix like Ubuntu Server, Opensuse and Centos Can do...
    I am an expert Installing and Setup for some following call center system Vicidial, GoAutodial, 3CX, FreePBX, Elastix, FusionPbx, MagnusBilling and Issabel. Also setup some VOIP GSM gateway like Openvox, Dinstar, Goip4 and Others.. Im also manage some webserver Unix like Ubuntu Server, Opensuse and Centos Can do installation of email server Zimbra Mail. You can Visit may work in youtube channel below www.youtube.com/user/hbondoc100988 daha az
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  •     hasansarif2
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    hasansarif2 hasansarif2

    Saudi Arabia 25$ USD / saat
    Sr. Cloud Engineer / DevOps
    Saudi Arabia
    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). daha az
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