3 Pjsip Jobs

Role/Job Title: Software Developer Engineer Function/ Department: Information Technology Job Purpose: The Job holder will be responsible for Coding, designing, deploying, and debugging development projects. Contribute to all phases of SDLC including analysis, requirement gathering, design, implementation, code reviews, automation and testing of the features. Willing to take responsibility and owning the product end to end. Primary Responsibilities: Must have strong expertise in Java/Scala/Go/Rust or any other similar languages. Strong experience in developing high-quality, production-ready code. Expertise in building cloud native scalable and high performant applications Excellent analytic & problem-solving skills Should involve in Code review and providing technical guidance to the team. Good knowledge of implementation of security and data protection. Good knowledge in CCaaS/CPaaS/UCaaS Domain or Voice/Telephony applications Proficient understanding of CI/CD, docker and Kubernetes. Secondary Responsibilities: Providing technical assistance, problem resolution and troubleshooting support. Should be able to coach junior team members. Should have good communication skills and analytical skills. Experience with Test Driven Development (TDD) Extensive experience in testing and validating Telephony, VoIP, and WebRTC-based communication systems Hands-on experience with tools like Wireshark, SIP, PJSIP, or equivalent for VoIP testing Working knowledge of REST APIs. Education Qualification: Graduation: Bachelor of Science (B.Sc) / Bachelor of Technology (B.Tech) / Bachelor of Computer Applications (BCA) Post-Graduation: Master of Science (M.Sc) /Master of Technology (M.Tech) / Master of Computer Applications (MCA) Experience- 6 to 10 Show more Show less

As a Junior System Administrator (VoIP) / Telephony Engineer at Telebu, you will be responsible for developing, implementing, and supporting IP Telephony related technologies. This includes working on IP Telephony, IVR platforms, Conferencing solutions, Voice engineering integration, Voice over IP (VoIP), Session Border Controllers (SBC), Session Initiation Protocol (SIP), WebRTC, and Public Switched Telephone Network (PSTN) gateways. **Key Responsibilities:** - Develop and implement telephony networks with various components such as SIP proxies, registrar, media-servers, billing systems, etc. - Deploy SIP VOIP/PRI trunking solutions that are highly scalable, robust, high-availability (HA), and fault-tolerant telecom products/systems. - Handle administration of SIP and Media Servers, conduct Network/Protocol level debugging and testing, work on Contact center solutions, and troubleshoot and resolve complex problems. - Provide IP Telephony and VoIP Subject Matter Expertise for the company, manage Company's managed service providers, and handle 3rd party telecom carriers and providers. **Qualifications Required:** - 3 to 5 years of hands-on industry experience in telecommunications. - Strong conceptual knowledge and experience with telephony protocols like SIP, SDP, RTP, SRTP, WebRTC, and audio/video codecs. - In-depth working experience with Kamailio, Freeswitch, any of the SIP stack (Sofia, reSIProcate, PJSIP, etc.), ICE Framework (STUN/TURN), and Linux. - Proficient in writing production quality code using scripting languages like Python, Go, Erlang, etc. - Experience in using VoIP testing tools like Wireshark, VoIPMonitor, SIPp, SIPCapture, Homer, etc. **Nice to have:** - Working knowledge in any of NoSQL databases like MongoDB, Redis, Cassandra, etc. - Passion for understanding VoIP Protocol standards & related RFCs. - Experience with virtualization/container related technologies such as Xen, VMware vSphere / ESXi, Docker, Kubernetes.,

You will be part of Telebu's Communications engineering team as a Senior System Administrator (VoIP) / Telephony Engineer (Telecommunications). Your primary responsibility will be to develop, implement, and support IP Telephony related technologies such as IP Telephony, IVR platforms, Conferencing solutions, Voice engineering integration, Voice over IP (VoIP), Session Border Controllers (SBC), Session Initiation Protocol (SIP), WebRTC, and Public Switched Telephone Network (PSTN) gateways. Your key responsibilities will include developing and implementing telephony networks with various components like SIP proxies, registrar, media-servers, billing systems, and deploying SIP VOIP/PRI trunking solutions that are highly scalable, robust, high-availability (HA), and fault-tolerant. You will also be responsible for the administration of SIP and Media Servers, network/protocol level debugging and testing, contact center solutions, and troubleshooting and resolving complex problems. Additionally, you will provide IP Telephony and VoIP Subject Matter Expertise for the company and its managed service providers, as well as manage 3rd party telecom carriers and providers. To be successful in this role, you should have at least 5 years of hands-on industry experience in telecommunications. You should possess strong conceptual knowledge and experience with telephony protocols like SIP, SDP, RTP, SRTP, WebRTC, and audio/video codecs. In-depth working experience with Kamailio, Freeswitch, any of the SIP stack (Sofia, reSIProcate, PJSIP, etc.), ICE Framework (STUN/TURN), and Linux is required. Hands-on experience in writing production quality code using scripting languages like Python, Go, Erlang, etc., is essential. Experience in using VoIP testing tools like Wireshark, VoIPMonitor, SIPp, SIPCapture, Homer, etc., will be beneficial. Nice to have skills include working knowledge of NoSQL databases like MongoDB, Redis, Cassandra, a passion for knowing everything about VoIP Protocol standards & related RFCs, and experience with virtualization/container-related technologies such as Xen, VMware vSphere/ESXi, Docker, Kubernetes.,