Voip Engineer

2 weeks ago

ahmedabad, India iGuru Software Ltd. Full time

🚀 Hiring: VoIP Engineer (FreeSWITCH Specialist) 📍 Location: Ahmedabad 🏢 Company: iGuru Software Services Pvt. Ltd. 💼 Employment Type: Full-timeAbout the RoleWe are seeking a highly skilled and motivated VoIP Engineer with deep expertise in the FreeSWITCH open-source communication platform. In this role, you will design, develop, deploy, and maintain our Voice over IP (VoIP) infrastructure. You’ll play a key role in ensuring the high availability, scalability, and performance of our telephony systems, building custom call flows, and integrating third-party APIs and services.Key ResponsibilitiesDesign, implement, and manage VoIP solutions using FreeSWITCH, ensuring reliability, availability, and security.Configure and optimize dial plans, call queues, IVRs, and call-handling logic.Troubleshoot and resolve complex VoIP issues (e.g., call quality, routing, signaling) using Wireshark, sngrep, tcpdump, etc.Develop custom modules and applications in Lua, Python, C/C++, or JavaScript.Integrate FreeSWITCH with CRMs, databases (MySQL/PostgreSQL), and RESTful APIs.Monitor and maintain system performance with tools like Prometheus, Grafana, and syslog.Implement security best practices—firewall configuration, TLS encryption, and anti-fraud measures.Collaborate with software developers, network engineers, and support teams to deliver robust communication solutions.Maintain detailed documentation for configurations, procedures, and troubleshooting.Stay current with VoIP and real-time communication trends and technologies.Required Qualifications & SkillsBachelor’s degree in Computer Science, IT, Telecommunications, or related field (or equivalent experience).Proven experience as a VoIP Engineer / Telecommunications Engineer.Deep expertise in FreeSWITCH, including XML/Lua dial plans and module configuration.Strong knowledge of SIP, RTP, WebRTC protocols.Proficiency in Linux system administration (Debian/Ubuntu/CentOS).Experience with Lua, Python, or Perl for call flow logic and automation.Solid understanding of TCP/IP, UDP, DNS, NAT traversal, QoS.Proficiency with Wireshark, sngrep, tcpdump for troubleshooting.Familiarity with MySQL/PostgreSQL integration.Strong analytical, problem-solving, and communication skills.Preferred Skills (Nice to Have)Experience deploying FreeSWITCH in cloud environments (AWS, Azure, GCP).Background in call center or service provider settings.Knowledge of VoIP security frameworks such as STIR/SHAKEN.Experience with automated testing for VoIP systems (e.g., SIPp).Why Join iGuruAt iGuru, you’ll work in a collaborative, growth-oriented environment where innovation is encouraged, and technical excellence is valued. You’ll have the opportunity to build high-performance communication systems that power next-generation business solutions.

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