Asterisk / Freeswitch developer

We are seeking an experienced Asterisk / Freeswitch Developer to join our team. The ideal candidate will have a solid understanding of VoIP technologies, experience in designing, implementing and maintaining complex Asterisk / Freeswitch, and strong experience in integration with CRM, IVR, ACD, and other telephony applications. As an Asterisk / Freeswitch Developer, you will be responsible for designing and implementing custom voice solutions tailored to meet specific business needs.

Key Responsibilities:

  • Design and implement Asterisk / Freeswitch applications within a contact center platform
  • Customize IVR and ACD systems to meet client-specific requirements
  • Integrate Asterisk with CRM and other business applications
  • Troubleshoot and resolve issues with Asterisk-based systems
  • Provide technical support to the internal team

Requirements:

  • Over 4 years of experience in designing, implementing and maintaining complex Asterisk / Freeswitch architectures
  • Strong understanding of SIP, RTP, WebRTC, Pjsip, codecs, TCP/IP, and other VoIP protocols
  • Experience in integration with CRM, IVR, ACD, and other telephony applications
  • Proficient in Linux and Unix operating systems Experience with MySQL, Redis and other databases
  • Strong scripting skills in PHP, Perl, Python, and other scripting languages
  • Experience with Cloud environment management such as AWS and others
  • Experience with containerization
  • Excellent problem-solving skills and attention to detail
  • Strong communication and interpersonal skills
Job Category: R&D
Job Type: Full Time
Job Location: Sofia

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