I have 14 years experience as a Linux/Unix Administrator. All these years I have never stopped educating and developing myself. Being in many critical and complicated situations at my work I have gained experience which is very useful for me today.
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Hire a skilled freelance Asterisk developer to build multi-protocol, real-time communications applications solutions for all your needs. Experienced Asterisk contractors can set up predictive dialers, call centers, VoIP gateways, conference servers, IP PBX systems and other applications.
Asterisk is a popular open source framework for building communications applications. The platform uses scripting languages to create business phone systems, conference bridges and other communications protocols and technologies. On oDesk, the world’s largest online workplace, companies hire Asterisk experts to handle all their communication needs.
Asterisk Job Cost Overview
Typical total cost of oDesk Asterisk projects based on completed and fixed-price jobs.
oDesk Asterisk Jobs Completed Quarterly
On average, 52 Asterisk projects are completed every quarter on oDesk.
Time to Complete oDesk Asterisk Jobs
Time needed to complete a Asterisk project on oDesk.
Average Asterisk Freelancer Feedback Score
Asterisk oDesk freelancers typically receive a client rating of 4.59.
Over the last 6 years i work in telecom-integrator company, located at Russia, Moscow. My core competency lies in network management, linux system administration, VoIP hardware and software management. I also have some expirence in PHP programming, MySQL programming and administration, C/C++ programming. I write some patches for Asrerisk IP PBX (fix some problems with SIP video channel; patch for H.323 driver for interconnection with Ericsson BP-250 PBX, patch for RTP module for interconnection with some older versions of Ericsson MD-110 PBX).
Over the last 4 years, I have developed a wide range of websites using HMTL, DHTML, PHP, and MySQL including sites for startup companies and small businesses. My core competency lies in complete end-end management of a new website development project, and I am seeking opportunities to build websites from the ground up for you or your business. I also have some experience in the following areas: SQL, Ajax, OOP, software design and testing, eComerce (OScommerc, Magento, Viart, Bigcommerce) , Databases (Mysql, Oracle), Programming (C, C++, Php, Perl, Java Script, Html, Css), OS (Windows,Linux,Mac), VOIP (Asterisk,IVR).
Design and implementation of Vmware ESX and ESXi Server/ Vsphere and other virtual technologies (VMotion, SVMotion, VHA, SVHA, FT, DRS, Power Management etc.) Performs the tasks of designing Advanced Security & Management Solutions. Design and implementation of DNS Servers, Unbound DNS Server, Kerio Mail Servers, Send Mail Server, TACACS Server, CRM System, DOCSIS Cable Modem Termination System, Incognito DHCP Broadband Command Centre for CMTS. Bandwidth management for Optical Fibre customers on Routers and Switches, Monitoring of links by using network performance monitoring tools such as Cacti, Manage Engine Netflow Analyzer, Solar Winds, Smonitor, Nagios etc Implementation of routed & routing protocols, like OSPF, BGP, EIGRP in live environment Worked on Cisco 2950, 2960, 3550, 3560, 3750, 6509 switches and 2500, 2600, 2800, 3600, 3700, 7200, 7600 series Routers in real environment approx. 500 Hours. Implementation of (VLANs, VTP, RSTP, MSTP, ETHERCHANNEL, INTER VLAN ROUTING, HSRP, PRIVATE VLAN, SWITCH PORT SECURITY) Design and implementation of VPNs ( Site-Site, Remote Access, DMVPN, IPSec over GRE, Get Vpn) Design and implementation of MPLS VPNs Management of CAR on routers and switches by rate limited feature Design and implementation of (AAA with Local & Remote ACS Server, 802.1 x authentications, Proxy Authentication). Design and Implementation of Microsoft Active Directory 2003 based on Microsoft best practices. Implementation of Anti virus Servers (Kaspersky, Sophos) in a medium sized company Design and Implement SAMBA server using LDAP authentication for LAN users. Design and Implementation of Send Mail Servers, MS Exchange e Server 2003/2007 based on Microsoft best practices. Design and Implements SQUID 2.4, 3.1 Proxy Server based on Centos, Red Hat OS. Implementation of different Network Performance monitoring tools such as (Cacti, Net Flow, Manage Engine OpUtils, SMonitor, Solar Winds, Nagios, JFF) to monitor WAN devices and different servers to optimize network resources and traffic. Design and implementation of SIP on cisco voice gateways. Design and implementation of MPLS VPNs Support and Maintain Cisco Core Routers 7206VXR. 7600 Series, 2800 Series, small business series RV042, RV082 for vpn connectivity. Supporting and Managing HEC Cisco Core and Edge Switching network. Design and Implements SQUID 2.4, 3.1 Proxy Server based on Centos for differnet clients. Deploy cacti, solar wind, cisco works Monitoring System to monitor Network and Bandwidth Usage. Management of CAR on routers and switches by rate limited feature. Design of Networking Infrastructure and resource sharing solution. The project covered the design of networking system, Servers, and applications in Windows 2003 environments. The project used TCP/IP as Network protocols and Star Topology. Conduct Surveys on client sites and create project proposal and layouts for networks deployment and implementation. Design and Implementation of BGP/MPLS, Traffic Engineering, Policy Based Routing PBR, Route Filtering, Redistribution, Route Summarization. Catalyst IOS based Switches, VTP, STP, RSTP, Trunking, VLANs, Layer 3 Switches, Logical Etherchannels, MLS. IPSec, VPNs, AAA Model (RADIUS, TACACS+, Kerberos), Cisco PIX / ASA Firewall, VPN Client, Juniper Firewall SSG5, SSG20 Design and Implementation of Incognito DHCP Server for assigning bandwidth to cable modem customers. Media: Ethernet, FastEthernet, GigabitEthernet, FDDI, CDDI, Token Ring, ATM LAN Emulation. Network Analyzers: Back Track 5 , Ethereal, Paketyzer, Radcom, Etherpeek. Load Generator: Spirent Smart Bits, iperf, IPTraffic. Leased lines 64k - 155Mb (PPP / HDLC), Channelized lines (E1 ), Fibre Optic Circuits, Frame Relay, xDSL, Load Balancing, Multi Homing, Satellite links. I also have extensive experience in following Linux & Windows Integration in TCP environments Expertise Linux Redhat, Ubuntu, SUSE, Centos, Debian, Slackware and Solaris Systems Expertise in SQUID Proxy server. DNS Server, DHCP, Send Mail, Kerio Mail Server. VMware ESX Server, Virtual Center, Distributed Resource Scheduling (DRS), VMware Data Backup , VMware Converter, VMotion, SVMotion, VHA, SVHA, FT, DRS, Power Management etc.
Linux administrator -Asterisk PBX -Apache (PHP) -MySql -Mail servers -Cpanel, Plesk, IspConfig -IRC Servers -LAMP -DNS (Domain hosts) -Game servers -Shoutcast servers Professional web designer -Joomla -Forum (vBulletin, phpBB..) -Wordpress -HTML
Over 8+ years of IT experience in Server Systems and Network solutions, maintenance and support function. Expertise in Linux & Windows. I have in-depth knowledge of experienced Asterisk, A2billing, Freepbx / VoIP & Network Administrator procedure and documentation. * Asterisk PBX installation, support, advanced VoIP services development * Advanced Call Recording Solution using Asterisk * Hosted PBX applications (Asterisk, Freepbx, Elastix, A2billing, asterisknow) * Call Center applications (Vicidial) * VPN/OpenVpn installation and support Fully manage the installation, configuration and troubleshooting of Linux servers * Install and configure Web Servers and MySQL * Install and configure customer scripts and programs * Monitor performance to identify and resolve issues using a suite of systems and tools. * Troubleshoot and resolve network, system, hardware and software problems. * Achieve quick fixes and / or long-term solutions as needed. * Maintain 100% customer satisfaction through all available means I am also effective in digital and web graphics such as logo, banner, pdf forms and others related to arts and graphic designing. I am a multi-awarded Photographer. I am best in retouching photographs, making advertisements, retracing illustrations and making print materials such as flyers, brochures, posters, cd/dvd covers, packaging and labels, business cards and letterheads.
6+ Years experience in : * BMC Tools Design/Installation/Configuration. * HP Tools : Certified Accredited Integration Specialist * Windows Administration * Oracle certified Solaris Administrator * ITIL V3 certified Process designer. * Web Programmer * PHP/MySQL expert.
Seeking valuable name in IT Field using my skills and knowledge in IT. Currently I have vast experience in System Administration (Windows NT Domain Network, Email Messaging, Internet Services, Web Publishing Services, Anti virus security, Data information security, Data Backup and recovery services), Network Administration (CISCO Structured networking, Routing & Switching, Designing fully converged and flexible OSPF/ EIGRP/ RIP data network, CISCO Communication Manager/ Asterisk Voice over IP network, Network Security firewalls, VPNs, IPS), Helpdesk Management (iTIL based helpdesk management policies, SOPs, Support desk team management, Helpdesk Management reports, team management services).
* Total Networking Solutions, * Total Server Solutions * Total VOIP Solutions. * Web Server, Database Server, DNS Server, DHCP Server, Mail Server, FTP Server, Proxy Server, VPN Server, Storage Server, Cloud computer, virtualization etc. * All kind of Server Hardware Installation, Configuration & Maintenance. * Call Center Establishment (Design, Installation and Maintenance) * MUX, STM, Signalling, Media Getway with E1 Connection. * Router (CISCO, Mikrotik) Configuration & Maintenance. * Linux Server (Redhat, CentOS, Fedora, Ubantu, Suse, Macrodill, Debain etc.) Installation, Configure & Maintenance. * Windows Server installation,Configure & Maintenance, * Virtual Private Networking (VPN) with IPSec, MPLS etc. * ISP Design Setup & Configure. * IPTSP Setup & Configure. * Payment Gateway Integration with Bank & Telecom. * CCTV Surveillance System. * LAN/MAN/WAN/Wireless/Radio-link/VSAT Networking. * Server and Network Administration. * Network System Security & Administration.