Freeswitch Freelancers

Showing 29 freelancers

Freeswitch Freelancers

Showing 29 freelancers

  • Voice over IP Developer

    - Design, implementation and deployment of VoIP services for various open source platforms including Asterisk, FreeSWITCH, and OpenSER. - Implementation of Database connection pooling using unixODBC and MySQL Proxy. - Call rate web service for Vopium SIP client applications using LAMP. - Design and … more

    - Design, implementation and deployment of VoIP services for various open source platforms including Asterisk, FreeSWITCH, and OpenSER. - Implementation of Database connection pooling using unixODBC and MySQL Proxy. - Call rate web service for Vopium SIP client applications using LAMP. - Design and implementation of High Availability Linux Cluster, providing Failover for SIP users. - Development and bug fixing of call routing and billing services using Asterisk and Perl AGI’s. - Inbound Call center setup using Asterisk. - OpenSER Stress Testing using SIPp and WinSIP for SIP and PSTN terminated calls. - Mutiple DB connection handling for AGI failover Skills: C/C++/ Asterisk/OpenSIPS/Freeswitch, PHP, Python, Perl, MySQL  less

    asterisk opensips freeswitch linux-system-administration perl python tcp-ip vicidial mysql a2billing 00 more less
    • $11.11 HOURLY RATE
    • 5.0
    • 0 HOURS
    • UNITED ARAB EMIRATES
    • LAST ACTIVE
    • 3 PORTFOLIO ITEMS
    • 3 TESTS
  • VoIP Consultant/Infrastructure Architect

    I am specialized in voice and data integration. My skill sets are all rounded, from system admin, VoIP, networking, to customized solutions. I am a veteran of both the Windows and Linux world, making me flexible and strong for consultation … more

    I am specialized in voice and data integration. My skill sets are all rounded, from system admin, VoIP, networking, to customized solutions. I am a veteran of both the Windows and Linux world, making me flexible and strong for consultation jobs, and tailor made solutions. I have experiences managing hundreds of Linux servers in large scale with a mixed environment of physical and virtual servers. Utilizing configuration management tools like Puppet, monitoring platform OMD (Nagios + Check_MK + Pnp4Nagios), and continues integration to ensure the highest quality service provided. List of my skills: DevOps Integration: Open Monitoring Distribution, Nagios, Check_MK, Puppet, Jenkins, Selenium WebDriver, PhantomJS, Sikuli automation VoIP: Asterisk, A2Billing, FreePBX, Trixbox, Elastix, PBX in a Flash, FreeSWITCH, Plivo, OpenSIPS, SwitchVox IP phones: Astra, Polycom, Linksys, Grandstream, Snom, Cisco, Yealink System Admin: RedHat Linux, CentOS Linux, Debian Linux, Ubuntu Linux, VPN, DNS, High Availability Open Source Server: Zimbra communication Suite, Redmine Project Management,Deki Wiki, OpenVZ virtualization, KVM virtualization Cloud Service: Amazon EC2, Amazon S3, VPS.NET, Linode, Racksapce, Digital Ocean  less

    asterisk linux-system-administration project-management freeswitch amazon-ec2 amazon-s3 voip-administration nagios selenium-webdriver puppet-administration 00 more less
    • $55.56 HOURLY RATE
    • 4.8
    • 364 HOURS
    • UNITED STATES
    • LAST ACTIVE
    • 3 PORTFOLIO ITEMS
    • 2 TESTS
    ASSOCIATED WITH:
  • Expert Voice integration

    Work on Asterisk / Freeswitch like VOIP platform and integrate and develop with various technologies like Java / C/C++ / DOT NET and PHP, Python . Higher end skills includes socket programming , thread pool , Java Hibernate and NIO , Eclipse RCP , Python Django and … more

    Work on Asterisk / Freeswitch like VOIP platform and integrate and develop with various technologies like Java / C/C++ / DOT NET and PHP, Python . Higher end skills includes socket programming , thread pool , Java Hibernate and NIO , Eclipse RCP , Python Django and twister . The experience in setting up complex projects with development of Web Server , e-mail spider , using C as a web programming language has been the major achievements . Very high end database optimisation using memcached , voltdb . and use of event library with thread pools , reusable sockets on VOIP ( SIP ) and ISDN PRI .  less

    asterisk asp.net java javascript freeswitch mysql python eclipse hibernate django-framework c c++ wordpress php joomla magento 00 more less
    • $22.22 HOURLY RATE
    • 4.9
    • 489 HOURS
    • INDIA
    • LAST ACTIVE
    • 3 PORTFOLIO ITEMS
    • 3 TESTS
  • Complete IT solutions for VOIP, Web and Mobile Technologies

    We are Software company based in India and having complete IT solutions for Web, Mobile and VOIP solutions. We are working on Asterisk, freeswitch, freepbx, elastix, a2billing, AstPP and vicidial and many more opensources. We have strong expertise with Asterisk … more

    We are Software company based in India and having complete IT solutions for Web, Mobile and VOIP solutions. We are working on Asterisk, freeswitch, freepbx, elastix, a2billing, AstPP and vicidial and many more opensources. We have strong expertise with Asterisk, freeswitch, voip, PHP and mysql , joomla, magento and wordpress. Also we do mobile application development in Android.  less

    asterisk freeswitch android-app-development php wordpress joomla html css codeigniter adobe-photoshop corel-draw 00 more less
    • $22.22 HOURLY RATE
    • 5.0
    • 2 HOURS
    • INDIA
    • LAST ACTIVE
    • 2 PORTFOLIO ITEMS
    • 2 TESTS
  • whmcs expert developer

    I have 7 years of experience in WHMCS and WHMCS modules development ,whmcs theme customization , whmcs payment gateway modules, whmcs re-seller modules development,whmcs domain registrar, Whmcs + iphone app development , whmcs + wordpress . I have handled more then 100 projects and … more

    I have 7 years of experience in WHMCS and WHMCS modules development ,whmcs theme customization , whmcs payment gateway modules, whmcs re-seller modules development,whmcs domain registrar, Whmcs + iphone app development , whmcs + wordpress . I have handled more then 100 projects and have integrated many complex payment gateways.I have experience in creating multi language websites in WHMCS. Apart from Expertise in WHMCS I have strong hand in Asterisk , PBX , VOIP, a2billing as well. There are lots of modules that I have created and customized in a2billing. I love programming and I am always eager to take new challenges. I have also developed websites in Joomla, Wordpress and core PHP with MySql. I have also developed web applications for Real Estate and Multi Level Marketing.  less

    whmcs cakephp payment-gateway-integration whm a2billing asterisk freeswitch payment-processing paypal-api authorize.net django-framework api-development youtube-api api-documentation ios-development 00 more less
    • $15.22 HOURLY RATE
    • 4.5
    • 3482 HOURS
    • INDIA
    • LAST ACTIVE
    • 2 PORTFOLIO ITEMS
    • 5 TESTS
    GROUPS:
    ASSOCIATED WITH:
  • VoIP,SIP,Asterisk,FreeSwitch,Opensips,Kamailio, Linux,MySQL,PHP,Apache

    Over the last 3.5 years, I have developed a wide range of IT solutions including VoIP, Web and Mobile development for small businesses and startup companies as well as for large companies. I have experience in VoIP, FreeSwitch, Opensips … more

    Over the last 3.5 years, I have developed a wide range of IT solutions including VoIP, Web and Mobile development for small businesses and startup companies as well as for large companies. I have experience in VoIP, FreeSwitch, Opensips, Kamailio, Asterisk, FreePBX, A2billing, Linux, Opensource Consulting, MySQL, PHP, Joomla, Android, asp.net-mvc, c#, .net-framwork etc. I have developed class4-class5 Soft Switches, SIP Proxy, FAX Servers, Fax2mail, Fax over IP, Messaging Servers, Session Border Controllers, IVR application, Web Applications and many others. My core competency lies in complete end to end IT solutions for VoIP, Web and Mobile technologies.  less

    voip-administration sip opensips asterisk freeswitch voip-software php radius android-app-development joomla mysql phpmyadmin website-development html html5 javascript jquery css css3 asp asp.net asp.net-mvc c# .net-framework 00 more less
    • $18.50 HOURLY RATE
    • 5.0
    • 435 HOURS
    • INDIA
    • LAST ACTIVE
    • 5 PORTFOLIO ITEMS
    • 6 TESTS
  • Programmer, Web Developer, VoIP Expert (Freeswitch/Asterisk)

    VoIP: freeswitch, asterisk, freepbx, fusionpbx, agi/ami programming Programming: perl, python, lua, bash Web development: html/css, wordpress, php, mysql Multimedia/Graphics: gimp, inkscape, audacity OS: Linux, Windows

    freeswitch php mysql asterisk freepbx linux-system-administration python centos css html wordpress audacity inkscape gimp codeigniter prestashop 00 more less
    • $13.33 HOURLY RATE
    • 5.0
    • 115 HOURS
    • PAKISTAN
    • LAST ACTIVE
    • 5 PORTFOLIO ITEMS
    • 29 TESTS
    GROUPS:
    ASSOCIATED WITH:
  • PHP ajax jquery Mysql Sphinx Codeigniter CakePHP Yii Zend Drupal, WP

    Unique combination of expert developer, experienced architect, indemand DB admin and professional system administrator qualifies me for most of the jobs. This combination help employers reducing project cost and results in effective communication by having one expert for all there … more

    Unique combination of expert developer, experienced architect, indemand DB admin and professional system administrator qualifies me for most of the jobs. This combination help employers reducing project cost and results in effective communication by having one expert for all there IT needs. I have architect and developed large scale web applications. I have expertise with all major PHP frameworks including Codeigniter, CakePHP, Yii, and Zend. I have been doing CMS development for number of years, customized and developed hundreds of modules for Drupal, Joomla and Wprdpress. I worked in a key position for world second largest B2B portal, this gave me in-depth knowledge of online business and helped me creating successfully running online stores using osCommerce, Magento, Creloaded, Zencart, Opencart and VirtueMart. I have great experience in handling large number of servers on production environments, and have written tons of maintenance script. I have in depth knowledge of replication, clustering, multi-master and master-slave handling. Performance tuning is my field of expertise .I have done hundreds of optimizations jobs for heavy traffic websites . Not only this I have great experience with Linux maintenance (Centos, Debian, Ubuntu), Cloud hosting, Networking , Web servers (apache, nginx, lighttpd, tomcat), Mail servers ( PMTA, MTA, exim, postfix), Bulk marketing and Hosting panels (Cpanel/WHM, Plesk, Directadmin). Field of Specialization: • Programming, Web Applications and Ecommerce Solutions • Database design and Management • high traffic website's scalability • Sphinx Full-text Search Engine • Memcached • Database Optimization • Query Optimization • Performance Optimization • Landing pages optimization • Security Auditing of website • Architecture Improvements • Sphinx Real-time indexes ( RT indexes ) • B2B Expert. System Admin / DBA Expertise: • BASH programming • LAMP administration • Percona Server • MariaDB • Drizzle Database server • mission-critical production environments. • Sendmail, Exim, Postfix • iptables • APF firewall • tcpdump, iostat, vmstat, gdb • Nginx • LVS ldirectord • DB constraints and Integrity • Multi-master replication • master-slave replication • Nagios • Cacti Templates • Backup / Restore processes using backup utilities Xtrabackup, LVM snapshots, mysqldump. • Views, stored routines include stored procedures, triggers • InnoDB and NDB Cluster • Maatkit Percona tool set • Percona Xtrabackup tool • C-Shell , Bash and Perl scripting • High Availability with Active/Passive Master using heartbeat & DRBD. • Pacemaker, MHA & MMM • Amazon MySQL Cloud • MySQL Super Smack Areas of Interest: • Open Source development (LAMP) • Databases (MySQL) • Project Management • SEO • Mathematics • IVR applications • Agile Methodology • SVN Processes: • Kanban • Agile Methodology • Traditional Project Management • Cross functional Teams Professional Profile: • Proven ability to develop high-performance applications and technical innovations. • In demand team leader with proven ability to transform concepts into online, interactive reality. • Savvy webmaster and polished, persuasive communicator. • In-depth knowledge of organic search engine optimization. • Combine creative, artistic talent to deliver revenue enhancing, market oriented sites. • Can manage dedicated and shared servers using RDC and all types of hosting panels Other Expertise/Tools: Joomla, VirtueMart, osCommerce, Wordpress, Drupal, Magento, VIM, command line, delta index, distributed index, Plesk, Helm, H-Sphare, cPannel, Complex Web scrapper, Email data extractor, Intelligent bots, cron jobs, Snoopy, Regular Expression, Power MTA, PMTA, port25, Email Marketing, Thrift, sms api integration,SVN, IVR,Kannel,Open Source WAP and SMS Gateway http://www.linkedin.com/in/opensourceguru  less

    php mysql sphinx website-development memcached database-administration lamp-administration apache-administration seo security web-content-management oscommerce wordpress drupal joomla virtuemart magento creloaded on-page-optimization architectural-design performance-testing regular-expressions crawlers web-scraping data-scraping mail-server-implementation postgresql email-marketing sendmail email-handling email-deliverability-consulting apache-thrift smtp vim linux-system-administration unix-system-administration unix-shell plesk cpanel ibm-websphere indexing database-management database-design database-modeling erp domain-migration sms svn git github subversion tortoise-svn twilio-api paypal-api paypal-integration network-security rackspace-cloudservers b2b-marketing adobe-dreamweaver exim bash nosql soapui xml xml-web-services python bluebox freeswitch freepbx continuous-integration apache-ant phpmyadmin phpfox bugzilla redmine sms-gateway weberp account-management nagios crm 00 more less
    • $27.78 HOURLY RATE
    • 4.9
    • 589 HOURS
    • PAKISTAN
    • LAST ACTIVE
    • 8 PORTFOLIO ITEMS
    • 3 TESTS
    GROUPS:
  • Delphi,Web.NET, PHP, RoR, C/C++, Android, IOS, VoIp, OpenCV

    - I am programmer with over 15 years experience work in area IT software, Web development and Security network (All platform OS Window/Linux/MacOSX) - I am strong coding with languages programming (C/C++, Objective C, Java, Delphi/Pascal, Php/Perl … more

    - I am programmer with over 15 years experience work in area IT software, Web development and Security network (All platform OS Window/Linux/MacOSX) - I am strong coding with languages programming (C/C++, Objective C, Java, Delphi/Pascal, Php/Perl/Python/Ruby, Javascript/Applescript/Shell script, C#/VB.NET. - Delphi Programming: (Component, RemoteObject, Fastreport, Report Builder, Raise report, dbExpress, dataSnap, network, Firemonkey, crossplatform IOS, MacOSX, Window) - GIT/SVN in tracking and manage source code - Developing and using well with frameworks, opensource from .net, WinSDK, Linux SDK, IOS SDK, Social API(facebook, google, dropbox..etc), OpenCV, Forge, Image Processing, DSP, OCR, gstream, phonegap, - Web developement: Php, ruby, python, perl, NodeJS. Framework: joomla, wordpress, yii, Zend, drupal, SugarCRM, vTigerCRM,,,..etc. - Mobile/Smart device and Embedded development: Android, Linux Embedded, IOS, Window Mobile Embedded, Window Phone - IDE and tools programming(Visual Studio, Delphi IDE - all version, eclipse, Qt Creator, Netbean - Database programming: MS SQL(2000,2008, 2012), MySQL, MongoDB, NoSQL, BigData, postgreSQL, Firebird, Oracle - VoIP development: Asterisk, Softphone, WebRTC, Freeswitch, OpenSips, Elastix, FreePBX, A2Billing, XMPP, OpenFire, Call Center I joined to developing and completed many large project. i will show to you all previous my works.  less

    c++ pascal java c# .net-framework delphi android-app-development sip php javascript ajax html xhtml xml wordpress joomla drupal prestashop asterisk iphone-app-development computer-networking opengl opengl-es website-development linq linq-to-sql windows-administration database-management data-analysis mysql sql postgresql firewalls oracle-database crystal-reports jquery mootools google-app-engine amazon-ec2 facebook-api amazon-web-services windows-phone-7-development ios-development windows-app-development linux-system-administration windows-phone opencv opensips freeswitch windows-azure mac-os-app-development objective-c 00 more less
    • $15.56 HOURLY RATE
    • 4.9
    • 4016 HOURS
    • VIETNAM
    • LAST ACTIVE
    • 9 PORTFOLIO ITEMS
    • 17 TESTS
    GROUPS:
    ASSOCIATED WITH:
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