VoIP UNIX Engineers для найма

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  • Нанять dailas
    5.2
    42 отзыва(-ов) $25 USD в час
    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 меньше
  • Нанять shamalk
    3.7
    1 отзыв $10 USD в час
    Enterprise JAVA App Design/Development, AS400, ISeries, PASE, IBM JVM, SAAS, JAVA, J2EE, EJB, Flex, SQL, TCP/IP, JAIN SLEE, GSM, SS7, SIP, Telco Middleware App Development - Programming languages: Java, C, PHP. - Java technologies: JavaEE, Apache Maven, Eclipse, JBOSS, Apache Tomcat, Apache POI, JAIN SLEE, OpenCloud...
    Enterprise JAVA App Design/Development, AS400, ISeries, PASE, IBM JVM, SAAS, JAVA, J2EE, EJB, Flex, SQL, TCP/IP, JAIN SLEE, GSM, SS7, SIP, Telco Middleware App Development - Programming languages: Java, C, PHP. - Java technologies: JavaEE, Apache Maven, Eclipse, JBOSS, Apache Tomcat, Apache POI, JAIN SLEE, OpenCloud Rhino - Other technologies: Subversion, CVS, GIT, UML, XML, Flex, HTML, JavaScript. Linux, - Standards: W3C, SCJP - Databases: Mysql, Postgres, Oracle - Experienced with: Apache2, SVN, Maven, Apache Ant, DSP меньше
  • Нанять iKcon
    5.3
    17 отзыва(-ов) $25 USD в час
    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 100% ...
    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 100% VoIP Softswitch * Retail & Wholesale Switch * Least Call Routing * Advance Reporting System * DID Management * Calling Card Solution * CallShop Solution Open Source System * A2Billing * ASTPP * Vicidial * FreePBX * FusionPBX * OpenSIP * Asterisk * Elastix * A2billing VoIP Mobile Dialer Features: * HD Audio Quality * Video Calling * Instant Messaging * Data Transfer * Support all Major Codecs * Full Customizable * Complete White Label For more information about iKcon Infotech check our website. меньше
  • Нанять vantuanvn
    3.0
    2 отзыва(-ов) $15 USD в час
    We provide high quality service in areas : -Mobile Applications -Web Applications. -Enterprise Applications. -Graphical Design. -High Performance Computing. -Data Mining. -Machine Learning
    We provide high quality service in areas : -Mobile Applications -Web Applications. -Enterprise Applications. -Graphical Design. -High Performance Computing. -Data Mining. -Machine Learning меньше
  • Нанять topMobile0611
    5.0
    1 отзыв $50 USD в час
    Professional Full Stack Mobile Developer with over 7 years of experience providing high quality products and extensive services. [Core skills and experience] : - IOS, Android (Object-C/Swift, Java): iPhone & Android SDK, Xcode, Android Studio, Eclipse, Cocoa, Cocoa Touch Frameworks. - Web service: XML/JSON,...
    Professional Full Stack Mobile Developer with over 7 years of experience providing high quality products and extensive services. [Core skills and experience] : - IOS, Android (Object-C/Swift, Java): iPhone & Android SDK, Xcode, Android Studio, Eclipse, Cocoa, Cocoa Touch Frameworks. - Web service: XML/JSON, REST/SOAP, PHP, HTML5, ASP, JSP - Cloud backend: Parse, AWS, Firebase - Web Hosting: Godaddy, Bluehost... - Photo Sharing, Editor, Filter, Flexible UI App Design - Chat & Messaging Engine: XMPP, OpenFire, OpenTok WebRTC - VOIP, Cloud Communication: Twillio, Heroku, Tokbox - Social Media Integration: Facebook, Twitter, Linkedin, Instagram, Youtube, Vimeo [Client's benefit when working with me] : - Quality of work. - 6 month's free supporting after app publishment - Creative and detail-oriented work style. - Strict to deadline. - Daily communication based on Client's timezone - Regular update of the result. - Always keep long term, good relationship with clients. Regards. меньше
  • Нанять ashparc116
    2.3
    3 отзыва(-ов) $20 USD в час
    ************************* Welcome TO OUR PROFILE ******************************** E.P ESTUDIO a team of highly skilled and professional 3D Artist and IT Professionals is a dedicated and specialized to deliver Best Quality work within given dead lines. We understand the expectations of our clients and we are focused...
    ************************* Welcome TO OUR PROFILE ******************************** E.P ESTUDIO a team of highly skilled and professional 3D Artist and IT Professionals is a dedicated and specialized to deliver Best Quality work within given dead lines. We understand the expectations of our clients and we are focused to bring them the quality work the require from this platform.And assure to put our 100% effort to satisfy you and come up with the best Work. We are Specialized in following categories, - 3D MODELING | - 3D RENDERING | - 3D ANIMATION - 3D INTERIOR/EXTERIOR | - 2D FLOOR PLAN | - 3D FlOOR PLAN | - ELEVATIONS | - 3D PRODUCT | - 3D VEHICLES | - 3D CHARACTERS | - 3D JEWLERY We also provide IT Solutions to our clients following, - NETWORK CONFIGURATION | - NETWORK DESIGN | - NETWORK SIMULATIONS | - PACKET TRACER | - NET SIMULATION. So contact us for your project and we will bring you the best :) Best Regards, E.P ESTUDIO меньше
  • Нанять sopholos
    5.4
    1 отзыв $50 USD в час
    Availability: 40-50 hours per week. Prefer working with one employer to develop a strong collaboration. Experienced in desktop, service, cross-service, web and mobile platforms. Fan of Microsoft and most productive on Microsoft technology, such as .NET, C#, SQL Server, Azure, etc. Versatile and experienced with...
    Availability: 40-50 hours per week. Prefer working with one employer to develop a strong collaboration. Experienced in desktop, service, cross-service, web and mobile platforms. Fan of Microsoft and most productive on Microsoft technology, such as .NET, C#, SQL Server, Azure, etc. Versatile and experienced with other platforms and frameworks such as Oracle, Delphi, PHP, Java, etc. Computer language expertise: • C# (12 years) • T-SQL (11 years) Primary experience: • Services: Multi-threaded applications • DB: Entity Framework • Client-server: SOAP, WCF • Web: MVC, Silverlight • GUI: WinForms, WPF, Silverlight • Mobile: .NET CF, J2ME, Windows Phone • Azure: Web/worker roles, SQL Azure, CDN etc Proactively gain exposure and expertise to emerging cutting-edge technologies and developer software. Possess more than 13 years of professional developing, so I guarantee that I can tackle any problem and build any project, according to your specifications. меньше
  • Нанять aqsyounas
    4.9
    14 отзыва(-ов) $35 USD в час
    Over the last 5 years, I have developed a wide range of VOIP projects. Just a brief introductions of things i have worked on. [Opensips/Kamailio] 1. Developed local and International VoIP network (Termination/Origination) with, along redis as cache database and FreeRadius as AAA Sever. 2. Registrar in Type 5...
    Over the last 5 years, I have developed a wide range of VOIP projects. Just a brief introductions of things i have worked on. [Opensips/Kamailio] 1. Developed local and International VoIP network (Termination/Origination) with, along redis as cache database and FreeRadius as AAA Sever. 2. Registrar in Type 5 switch with freeswitch as media server. 3. Opensips-CP/SIREMIS. 4. Symmetric Nat solutions with rtpengine/rtpproxy. [Freeswitch] 1. AutoDialer Supporting more that 5000 CC calls using Multiple freeswitch. 2. Voip network setup using mod_enum,mod_lcr,mod_nibblebill. 3. Freeswitch realtime implementation using lua/mod_xml_curl [Asterisk] 1. Asterisk realtime implementation. 2. AGI/AMI scripts.. 3. Autodialer using pycall. [Free-Dialers] 1. Newfies Dialer 2. IctDialer 3. ViciDialer [Zabbix / Monit] 1. Monitorig of different Servers 2. Setting triggers for different services 3. Generating e-mail notifications on triggers [Languages] 1. Lua 2. Golang меньше
  • Нанять degabb
    2.0
    1 отзыв $22 USD в час
    I am engineer having over 10 years of experience in configuring, maintaining and troubleshooting of enterprise network devices, firewalls, Linux servers. My skills: - switching (ERPS, Rapid PVST+/MSTP, PAgP/LACP, CDP/LLDP, VTP/GVRP) - routing (RIP, OSPF, EIGRP, BGP, CARP), - security and firewalls (Cisco ASA, D-link...
    I am engineer having over 10 years of experience in configuring, maintaining and troubleshooting of enterprise network devices, firewalls, Linux servers. My skills: - switching (ERPS, Rapid PVST+/MSTP, PAgP/LACP, CDP/LLDP, VTP/GVRP) - routing (RIP, OSPF, EIGRP, BGP, CARP), - security and firewalls (Cisco ASA, D-link DFL, IPTables, IPFW), - VPN (OpenVPN, L2TP/IPSec, SSTP, PPtP, IPIP, EoIP, PPPoE), - traffic analyzers (Wireshark/tshark, tcpdump), - wireless technologies (channel bonding, MIMO, WDS, etc.), - Linux (Debian, Ubuntu Server), FreeBSD, - programming (bash, Python, VBScript) I've finished courses: - MTCTCE (MikroTik Certified Traffic Control Engineer), - MTCNA (MikroTik Certified Network Associate), - Cisco TSHOOT, - Cisco SWITCH v2.0, - CCNAX (Interconnecting Cisco Networking Devices: Accelerated), - Linux LL-101. I request my award only if every task was complete. меньше
  • Нанять abd4d5
    4.3
    10 отзыва(-ов) $35 USD в час
    High technical expertise based on years of experience in Cisco Gold Partner integrator: - Implement Routing, Switching, Wireless and Network Security projects(ASA Configuration) - Implementation and integration of Unified Collaboration projects based on Cisco UC Technology. - Cisco Contact Center deployments with...
    High technical expertise based on years of experience in Cisco Gold Partner integrator: - Implement Routing, Switching, Wireless and Network Security projects(ASA Configuration) - Implementation and integration of Unified Collaboration projects based on Cisco UC Technology. - Cisco Contact Center deployments with Scripting (UCCX, UCCE). - Configuration, testing, operation, maintenance and management of voice - Cisco IOS Voice Protocols based on SIP, MGCP and - Perform analysis and diagnosis of complex networking problems including Unified Communications and Collaboration solutions. - Configuring Cisco L2 & L3 Switches (STP, VTP, VLANs, and Network High Availability). - Configured Wireless technologies, cisco WLC and Cloud based AP (Meraki). - Good experience in Installing, deployment and integration open source voice system(asterisk). - Implementation and configuring experience in Call Billing,Recording, screen recording and Quality management systems. меньше

, вот несколько offline фрилансеров

, вот несколько offline фрилансеров, соответствующих ""