137 Kamailio Jobs - Page 4

Join Vonage and help us innovate cloud communications for businesses worldwide! Vonage has built its successful global Support teams on individuals with technical savviness, superior customer relationship skills, and a passion for learning. We challenge our Support Engineers to provide a customer experience that leaves our users impressed, loyal and true advocates of our company. As a Senior Support Engineer, you will provide first-class technical support to our rapidly growing strategic customer base, who rely on our real-time communication APIs and SDKs. You will be responsible for driving and managing customer-related projects, initiatives and tasks for our strategic accounts, collaborati...

Role Description We’re looking for a Senior Frontend Developer who loves to tackle challenging problems with a firm grasp on browser technologies having more than 5 years of experience. You will take on a central role in developing our products using ReactJS, Ant Design, and other libraries with input from product management. Our teams are spread across several locations & serve customers in the US, Europe, and India (Pune, Bangalore, & NCR). Our team is at the forefront of technology, and loves working with others via Meetups and Hackathons. We are one of a couple of hundred companies who applied for the TiE Pune Nurture Accelerator Program for 2019/20 and 1 of 12 that actually graduated. W...

Subject: Walk-in Opportunity – NOC Engineer (Fresher) | 28th July 2025 | Kolkata Dear Candidate, We’re excited to share a fantastic career opportunity for freshers or entry-level candidates looking to launch their careers in telecom and networking . We are currently hiring for the position of NOC Engineer at our New Town, Kolkata location. This role is ideal for recent graduates or candidates who have academic exposure to VoIP, Networking, Linux , or related technologies and are eager to gain real-time industry experience. Position Details: Job Title: NOC Engineer (Fresher / Entry-Level) Location: New Town, Kolkata (Chinar Park – Near Akanksha More) Experience: 0 to 1 year Industry: Telecom ...

Sr. Software Engr–VoIP (3+ yrs), SIP, RTP, Asterisk/Freeswitch, Kamailio, WebRTC, AWS, Golang, REST APIs, DevOps, MySQL, Linux. Prod-grade VoIP dev exp a must. C2H via TE Infotech (Exotel), Convertible to Permanent, Loc:BLR @ ssankala@toppersedge.com

We are seeking a skilled and dedicated FreeSWITCH Engineer with hands-on experience in VoIP systems to join our team. As a FreeSWITCH Engineer, you will be instrumental in the development, configuration, and maintenance of scalable and reliable FreeSWITCH-based voice infrastructures. Your responsibilities will include designing, deploying, and maintaining FreeSWITCH servers and related VoIP infrastructure. You will troubleshoot and resolve FreeSWITCH and VoIP-related issues, develop custom dial plans, modules, and call routing logic, and work with SIP, RTP, and related VoIP protocols. Monitoring system performance, ensuring high availability, collaborating with development, network, and supp...

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 trunkin...

About the Role: We are looking for a skilled and dedicated FreeSWITCH Engineer with hands-on experience in VoIP systems. You will play a key role in developing, configuring, and maintaining scalable and reliable FreeSWITCH-based voice infrastructures. Key Responsibilities: • Design, deploy, and maintain FreeSWITCH servers and related VoIP infrastructure. • Troubleshoot and resolve FreeSWITCH and VoIP-related issues. • Develop custom dial plans, modules, and call routing logic. • Work with SIP, RTP, and related VoIP protocols. • Monitor system performance and ensure high availability. • Collaborate with development, network, and support teams to optimize voice systems. • Document configuratio...

Job Summary Looking for a tech-savvy engineer with 2–3 years’ experience in VoIP, Linux server administration, web server management, and MySQL. You’ll support and optimize our telecom infrastructure using Kamailio, Freeswitch, and related tools. Responsibilities Configure and maintain Kamailio and Freeswitch for SIP routing and telephony. Manage Linux servers (Ubuntu, CentOS): setup, patching, scripting. Handle NGINX/Apache web servers and secure with SSL. Support MySQL databases: tuning, backups, indexing. Collaborate with dev/network teams for integration and support. Requirements 2–3 years in Kamailio/Freeswitch setup and Linux administration. Hands-on with web servers and MySQL optimiza...

About the Role We're seeking a skilled and proactive VoIP Engineer with at least 2 years of hands-on experience in SIP-based systems, Linux server management, and VoIP troubleshooting. If you've ever found beauty in a perfect SIP handshake or debugged NAT hell like a champ, youll feel right at home here. Youll be responsible for maintaining, optimizing, and expanding our IP telephony and unified communication infrastructureworking across Asterisk, FreeSWITCH, Kamailio, and other open-source tools. Key Responsibilities Deploy, configure, and manage VoIP infrastructure (Asterisk, FreePBX, Kamailio, OpenSIPS, or similar). Monitor and troubleshoot call quality issues, SIP signaling, RTP media st...

Job Description We are looking for a skilled and passionate FreeSWITCH & Kamailio Developer to join our on-site team in Noida Extension . The ideal candidate will help us build a scalable, secure, and high-performance PBX platform tailored for enterprise-level VoIP deployments. You will be responsible for designing, customizing, and maintaining cloud telephony systems, optimizing call flows, and handling SIP signaling at scale. This role is perfect for someone with deep technical knowledge of VoIP architecture and a hands-on approach to real-time communications. Responsibilities Design and maintain scalable cloud telephony infrastructure Customize FreeSWITCH for audio/video conferencing (400...

Are you passionate about cloud telephony, VoIP systems, and building next-gen PBX solutions? Were looking for a skilled FreeSWITCH Developer to help us develop a robust and scalable PBX panel for enterprise-level deployments. Key Responsibilities: • Design, develop, and maintain tools supporting a scalable cloud telephony infrastructure. • Customize FreeSWITCH for audio/video conferencing, capable of 1000 to 1500 concurrent calls. • Deep understanding of SIP, RTP, RTCP, NAT traversal (TURN/STUN), and TLS encryption. • Build and deploy multiple FreeSWITCH instances behind load balancers for high availability. • Analyze media stream issues using tools like Wireshark and debug SIP signaling err...

Job Description We are looking for a skilled and passionate FreeSWITCH & Kamailio Developer to join our on-site team in Noida Extension . The ideal candidate will help us build a scalable, secure, and high-performance PBX platform tailored for enterprise-level VoIP deployments. You will be responsible for designing, customizing, and maintaining cloud telephony systems, optimizing call flows, and handling SIP signaling at scale. This role is perfect for someone with deep technical knowledge of VoIP architecture and a hands-on approach to real-time communications. Responsibilities Design and maintain scalable cloud telephony infrastructure Customize FreeSWITCH for audio/video conferencing (400...

Design, develop & maintain scalable FreeSWITCH-based cloud telephony. Handle SIP, RTP, NAT, TLS, 5000+ calls, conferencing, SBCs, Kamailio, APIs. Debug via Wireshark. Integrate codecs, build HA clusters. Bonus: WebRTC, SMPP, H.323, SIPX knowledge.

We are a fun-loving, energetic and fast growing company that breathes innovation. We strive to give an unparalleled experience to our customers and win them for life. One in every 24 people on this planet is served by Airtel. Here, we put our customers at the heart of everything we do. We encourage our people to push boundaries and evolve from skilled professionals of today to risk-taking entrepreneurs of tomorrow. We hire people from every realm and offer them opportunities that encourage individual and professional growth. We are always looking for people who are thinkers & doers; people with passion, curiosity & conviction; people who are eager to break away from conventional roles and do...

Job Title: Senior VoIP Developer (Full-Time) Confidential Location: Remote / Jaipur (Optional Onsite) Address: Sitapura, Jaipur Experience Required: 3+ Years in VoIP Development Job Summary: We are looking for an experienced and passionate VoIP Developer to join our growing tech team. You will be responsible for designing, building, and maintaining robust and scalable VoIP systems including softswitches, dialers, PBX GUIs, billing solutions, and real-time integrations. You must have expertise in platforms like Asterisk, FreeSWITCH, Kamailio, OpenSIPS, VICIdial, FreePBX, FusionPBX, and billing systems such as MagnusBilling and ASTPP. Experience with GUI development, API integrations, and mult...

About Client :- Our client is a French multinational information technology (IT) services and consulting company, headquartered in Paris, France. Founded in 1967, It has been a leader in business transformation for over 50 years, leveraging technology to address a wide range of business needs, from strategy and design to managing operations. The company is committed to unleashing human energy through technology for an inclusive and sustainable future, helping organizations accelerate their transition to a digital and sustainable world. They provide a variety of services, including consulting, technology, professional, and outsourcing services. Job Details :- Position: VOIP Engineer Experienc...

Tech @ Exotel Exotel engineering solves some really cool infrastructure level problems with the goal of ensuring no one misses a call or an SMS. ● Our focus is on building a very fault-tolerant, loosely coupled, scalable and real-time distributed system ● We are generally agnostic of language, technology or tools. Currently, our tech stack is built on Golang, Node.js, Ruby, Java and PHP. We use Aerospike, MySQL as data stores, ElasticSearch for search and Beanstalkd for queuing ● We emphasize a lot on clean abstractions of code, loosely coupled services and good coding practices ● We are very strong believers in "you built it, you own it!". And running a distributed system is very different ...

Job description Job Description: We are seeking an experienced Asterisk Developer with a strong background in Lua scripting to join our dynamic team. The ideal candidate will have in-depth knowledge of Asterisk Developer , telecommunication protocols, and extensive experience in developing and maintaining robust communication solutions. Responsibilities: Install, configure and deploy Hosted VoIP systems, ensuring seamless functionality. Design, develop, and maintain sophisticated IVR and Call Center applications using Asterisk Developer , with a focus on Lua scripting. Integrate Asterisk with PSTN, demonstrating proficiency in bridging VoIP technology with traditional telephony. Implement As...

Role Description This is a full-time on-site role located in Ahmedabad for a Kamailio (VOIP) Developer. The Kamailio (VOIP) Developer will be responsible for the development, configuration, and maintenance of Kamailio, Freeswitch and related VOIP systems. Day-to-day tasks include scripting, debugging, and testing VOIP solutions, collaborating with team members on system design, and ensuring system security and reliability. The developer will also need to troubleshoot system issues and provide technical support as required. Qualifications Experience with Kamailio, OpenSIPS, or similar VOIP servers Skills in scripting languages such as Lua, Python, or Perl Knowledge of SIP protocol, RTP, and o...

What Does Success Look Like? We are looking for a Principal VOIP Engineer to lead the architecture and technical direc8on of our nextgen voice infrastructure. You’ll be responsible for building carrier- grade systems with high availability, low latency, and global scalability — powering mission-cri8cal voice communica8on in our CCaaS plaIorm. This is a hands-on leadership role where you will influence architecture, establish best prac8ces, and work cross-func8onally across Engineering, DevOps, Product, and QA teams. Seniority Level: Principal / Individual Contributor with technical leadership scope What You’ll Do • Design and implement VOIP (signaling and media) infrastructure using FreeSWIT...

Sprinklr is a leading enterprise software company for all customer-facing functions. With advanced AI, Sprinklr's unified customer experience management (Unified-CXM) platform helps companies deliver human experiences to every customer, every time, across any modern channel. Headquartered in New York City with employees around the world, Sprinklr works with more than 1,000 of the world’s most valuable enterprises - global brands like Microsoft, P&G, Samsung and more than 50% of the Fortune 100. What Does Success Look Like? We are looking for a Principal VOIP Engineer to lead the architecture and technical direction of our next-gen voice infrastructure. You’ll be responsible for building carr...

We’re Hiring: NOC (Network Operation Center) Support Engineer! (VOIP Process) Looking to take your telephony and network skills to the next level? Join a team working on exciting, advanced projects in the heart of Bhubaneswar! Location: Bhubaneswar (immediate joiners preferred) Experience: Minimum 3–5 years We’re looking for an immediate joiner with 3–5 years of experience in NOC support. What you’ll work on: VOIP, SIP, FreeSWITCH, Vicidial, FusionPBX, FreePBX Linux (Ubuntu, CentOS, Debian) TCP/IP, NAT & PAT firewall configurations Bash, Perl, PHP, Python scripting MySQL, MongoDB OpenSIPS, Kamailio Telephony troubleshooting & monitoring Apply now: careers@thecorporatematchmakers.com Call/Wha...

ITPune Corporate Office - Mantri Posted On 28 Jun 2025 End Date 28 Jun 2026 Required Experience 4 - 5 Years BASIC SECTION Job Level GB04 Job Title Senior Tech Specialist - Contact Center - IT, Emerging Tech, Contact Centre Job Location Country India State MAHARASHTRA Region West City Pune Location Name Pune Corporate Office - Mantri Tier Tier 1 Skills SKILL SKILLS AS PER JD Minimum Qualification OTHERS JOB DESCRIPTION Job Purpose VoIP Engineer (Asterisk, Kamailio) - 4-5 Years Experience Duties and Responsibilities A- Minimum required Accountabilities for this role VoIP Infrastructure Design & Maintenance: o Configure, deploy, and maintain FreeSWITCH and Kamailio-based systems. o Understandin...

JD:Job Description. We are hiring a QA Automation Engineer with experience in VoIP systems and automation testing . Candidates should have strong experience in VoIP engineering, including SIP messaging, call hold processes, and network/server-side VoIP development. Exposure to automation frameworks, test case integration with Jenkins, and scripting for SIP message generation is expected. Familiarity with Docker, CI/CD pipelines, and building automation from scratch is preferred. Candidates should also demonstrate knowledge in network testing, call quality analysis, and handling real-world technical challenges. Key Responsibilities: Design and execute automation tests for VoIP and backend sys...

Experience Required: 3+ Years in VoIP/SIP QA, Telecom, or CPaaS/UCaaS Testing About Zudu AI Zudu AI is a next-generation voice automation platform that leverages AI-driven voice agents, programmable SIP/VoIP infrastructure, and real-time call automation to help enterprises transform their customer communications. Our scalable CPaaS/UCaaS platform enables millions of calls for leading enterprises across industries. Role Overview As a Senior Quality Analyst , you will take ownership of QA strategy, automation, and regression testing for our SIP/VoIP, AI-powered voice platform. You will design, automate, and execute end-to-end tests for SIP trunking, call flows, failover, media, and AI agent in...