137 Kamailio Jobs - Page 3

Redefine the future of customer experiences. One conversation at a time. We’re changing the game with a first-of-its-kind, conversation-centric platform that unifies team collaboration and customer experience in one place. Powered by AI, built by amazing humans. Our culture is forward-thinking, customer-obsessed and built on an unwavering belief that connection fuels business and life; connections to our customers with our signature Amazing Service®, our products and services, and most importantly, each other. Since 2008, 100,000+ companies and 1M+ users rely on Nextiva for customer and team communication. If you’re ready to collaborate and create with amazing people, let your personality sh...

As a VoIP Developer, you are expected to have a minimum of 3 years of experience in the field. Your responsibilities will include working with open source VoIP solutions like Asterisk, FreeSWITCH, OpenSIPS, and Kamailio. You should possess a strong understanding of PSTN lines and be proficient in VoIP and SIP technologies. Your role will involve the installation and configuration of various products, so prior experience in this area is essential. Proficiency in tools such as wireshark, tcpdump, sipp, fail2ban, and IPtables is required. You must have excellent analytical and troubleshooting skills to identify and resolve issues effectively. A good grasp of databases, including Mysql and Mongo...

Position Summary : The candidate suitable for this role of Senior Software Engineer will be responsible for leading the development and implementation of complex software solutions. This role involves a high level of technical expertise and the ability to guide and mentor junior team members. The Senior Software Engineer will collaborate with cross-functional teams to define, design, and ship new features while maintaining high standards of software quality. Key Responsibilities : - Design and develop high-volume, low-latency applications for mission-critical systems, delivering high availability and performance. - Contribute to all phases of the development lifecycle, from concept and desig...

Job Description!! We are seeking a talented and experienced Network Engineer to join our dynamic team. The Network Engineer will be responsible for designing, implementing, & maintaining our organization's network infrastructure to ensure optimal performance, reliability, & security. The ideal candidate will have a strong technical background in networking technologies, excellent problem-solving skills, and the ability to work both independently & collaboratively in a fast-paced environment Responsibilities Design, configure, and deploy network infrastructure, including routers, switches, firewalls, & wireless access points Implement network security measures to protect against unauthorized ...

Job Profile We are looking for an experienced Dialer Engineer with 3-5 Years of experience in VoIP & Dialer System, who specializes in building, customizing, and optimizing dialer platforms for large-scale contact center solutions. The Ideal Candidate Should Have Strong Expertise In Vicidial, Asterisk, FreeSWITCH, OpenSIPS, And Kamailio, Along With Hands-on Experience In Integrating CPaaS And Telephony Work Week Looks Like Install, configure, and customize Vicidial / GoAutoDial / other dialer systems. Manage and optimize Asterisk / FreeSWITCH / OpenSIPS / Kamailio for call routing and SIP services. Implement and fine-tune Predictive Dialer, Auto Dialer, IVR, and Call Routing. Integrate VoIP ...

As a Senior/Lead Site Reliability Engineer (SRE) at our company, you will play a crucial role in architecting, scaling, and mentoring the reliability efforts of our cloud-based communication platforms. Your primary responsibility will be to design highly available systems, manage VoIP/SMS infrastructure at scale, and ensure mobile communication reliability across various platforms. Your key responsibilities will include architecting, deploying, and managing large-scale Linux-based communication platforms hosted on AWS. You will be leading the operations of Asterisk PBX systems and Kamailio SIP servers, driving automation frameworks (using Python, Bash, Go) for deployments, scaling, and failo...

Key Skills : Strong experience with LiveKit (self-hosting, cloud deployment, scaling) WebRTC, SIP, PBX (Asterisk/FreePBX/Kamailio) integration Audio/Video pipeline optimization (low latency STT/TTS, AI agents) Familiar with Docker, Kubernetes, Redis, PostgreSQL Bonus: Experience with LLMs + RAG + Realtime APIs for AI agents Responsibilities : Build and optimize LiveKit deployments Integrate with telephony (SIP/VoIP) Work with STT/TTS + LLM for voice AI agents Maintain uptime, scaling, and monitoring Engagement : Full-time / Contract / Remote

As a skilled FreeSWITCH Developer with experience in OpenSIPS and/or Kamailio, you will join our core VoIP engineering team. In this hands-on role, you will be responsible for architecting, building, and maintaining robust SIP-based communication systems. If you are excited about solving complex signaling challenges and scaling VoIP infrastructure, this is the right opportunity for you. Your responsibilities will include building and maintaining scalable VoIP services using FreeSWITCH, configuring and managing SIP proxies (OpenSIPS, Kamailio) for routing, load balancing, and NAT traversal. You will also develop and fine-tune dialplans, call flows, and scripts in Lua, Python, or JavaScript. T...

MetroGuild is seeking a Network Engineer with VoIP exposure who is excited to work on modern, open-source telephony technologies. You will play a central role in helping us manage and evolve our SIP-based infrastructure using platforms like FreeSWITCH, Kamailio, and related systems with mentoring and guidance provided as needed. This is a hybrid network + telephony + cloud infrastructure role. Prior deep experience in FreeSWITCH or Kamailio is not expected; what we need is strong networking fundamentals, solid Linux experience, familiarity with cloud platforms, and a proactive, learning mindset. You'll be joining a distributed team that builds and supports voice solutions for our customers a...

Looking for an Asterisk Support Engineer (13 yrs exp) in Meerut. Role involves troubleshooting, VoIP/SIP support, customer assistance, and system maintenance. PHP, Node.js & database skills preferred. Health insurance Mobile bill reimbursements

We are seeking an experienced Dialer Engineer with 3-5 years of expertise in VoIP & Dialer System, focusing on constructing, customizing, and enhancing dialer platforms for large-scale contact center solutions. The perfect candidate will possess profound knowledge in Vicidial, Asterisk, FreeSWITCH, OpenSIPS, and Kamailio, coupled with practical experience in integrating CPaaS and Telephony APIs. Your responsibilities will include installing, configuring, and tailoring Vicidial / GoAutoDial / other dialer systems, managing and optimizing Asterisk / FreeSWITCH / OpenSIPS / Kamailio for call routing and SIP services, implementing and refining Predictive Dialer, Auto Dialer, IVR, and Call Routin...

Key Responsibilities: Design, configure, and maintain OpenSIPS as SIP proxy/registrar/load balancer. Develop and customize FreeSWITCH for call routing, IVR, conferencing, and advanced VoIP features. Implement SIP, RTP, WebRTC integrations with high availability and redundancy. Optimize system performance for low latency and high concurrent call handling . Troubleshoot signaling and media issues using SIP traces, Wireshark, sngrep, Homer, etc. Collaborate with network/security teams for NAT traversal, TLS/SRTP, and firewall policies . Work with developers for API integrations (REST, XML, ESL) and billing systems . Ensure system scalability, failover testing, and load balancing . Required Skil...

Job Profile:- We are looking for an experienced Dialer Engineer with 3-5 Years of experience in VoIP & Dialer System , who specializes in building, customizing, and optimizing dialer platforms for large-scale contact center solutions. The ideal candidate should have strong expertise in Vicidial, Asterisk, FreeSWITCH, OpenSIPS, and Kamailio , along with hands-on experience in integrating CPaaS and Telephony APIs . Typical work week looks like:- Install, configure, and customize Vicidial / GoAutoDial / other dialer systems Manage and optimize Asterisk / FreeSWITCH / OpenSIPS / Kamailio for call routing and SIP services Implement and fine-tune Predictive Dialer, Auto Dialer, IVR, and Call Routi...

We are seeking a highly experienced Senior Asterisk Developer to lead the development and maintenance of our VoIP and cloud-based telephony infrastructure. This role requires deep expertise in Asterisk PBX, SIP protocols, and hands-on experience with Python development and Cloud platforms. You’ll play a pivotal role in building scalable, secure, and high-performance communication systems that integrate seamlessly with modern cloud services. Responsibilities Design, develop, and maintain Asterisk-based telephony systems, including custom dial plans, IVRs, queues, voicemail, and conferencing. Configure and manage SIP trunks, ISDN trunks, Analog lines Configure and manage Call routing, failover...

Company Description Tevatel is the largest provider of cloud-based call center solutions, enabling businesses to deliver outstanding customer engagement. Founded in 2019 and headquartered in Chennai, Tamil Nadu, Tevatel has expanded to serve over 500 clients with offices in India, USA, and Dubai. Tevatel's flagship product, doocti, is a Customer Experience (CX) Platform that facilitates seamless communication for Sales, Support, and Marketing. Renowned enterprises such as The Hindu, INDmoney, and BSNL trust doocti for superior customer engagement. Role Description This is a full-time on-site role for a Kamailio Support Engineer located in Chennai. The Kamailio Support Engineer will be respon...

We are looking for an experienced VoIP Developer who has deep expertise in setting up and scaling VoIP-based contact center solutions using Asterisk or similar technologies. The ideal candidate should have hands-on experience in building inbound and outbound dialer systems from the ground up, with a strong grasp of SIP protocol, cloud infrastructure, and telephony integration best practices. Key Responsibilities: ● Dialer Setup & Architecture Design and implement scalable cloud-based inbound and outbound dialer architecture using Asterisk, Kamailio/OpenSIPS, and related tools. Lead the end-to-end setup of dialer systems including IVR, predictive/auto/manual dialing modes, and queue managemen...

Role & responsibilities Must-Haves Strong VoIP Protocol Knowledge - SIP, RTP, WebRTC Hands-on VoIP Platforms - Asterisk or Freeswitch (Kamailio/OpenSIPS is a bonus) Programming in Golang (preferred) OR Ruby / C++ with willingness to learn Golang Networking Fundamentals for VoIP - NAT traversal, ICE/STUN, L2/L3 routing Cloud Experience - AWS (preferred) or GCP/Azure Linux Proficiency (deployment, debugging, and scripting) Nice-to-Haves Kamailio/OpenSIPS expertise SIP testing tools Elasticsearch + Grafana/Kibana DevOps tools (Terraform, Kubernetes, Ansible, Jenkins) Android/iOS VoIP client development

Must have experience in Freeswitch SIP and RTP Protocols Must have experience in coding language C, Python or Lua Kamailio and Opensip is a plus point. Call Hr 8016099788

Junior System Administrator (VoIP/Telephony) / Telephony Engineer (Telecommunications) No. of Positions - 1 We are looking for a Junior System Administrator (VoIP) / Telephony Engineer (Telecommunications) to join our Telebu's Communications engineering Team. The Telebuin will develop, implement and support IP Telephony related technologies including and not limited to 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. Responsibilities Install & maintain Freeswtich and other SIP servers. Administration of SI...

Location Name: Pune Corporate Office - Mantri Job Purpose VoIP Engineer (Asterisk, Kamailio) - 5-7 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 Understanding of VoIP architectures to support business needs. o Implement call routing, DID management, and trunk configurations. SIP & Call Routing: o Develop and manage SIP-based call routing for internal and external communication. o Troubleshoot SIP signaling issues using tools like Wireshark or sngrep. o Optimize routing rules for least-cost routing (LCR) and high availability. M...

ITPune Corporate Office - Mantri Posted On 18 Aug 2025 End Date 18 Aug 2026 Required Experience 4 - 5 Years BASIC SECTION Job Level GB05 Job Title Associate Tech Solutionist - Contact Centre - 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) - 5-7 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 Understa...

We're on the hunt for a technically-minded, carrier-savvy Voice/Telecommunications Support Engineer to join our team. You’ll be the frontline detective, problem solver, and system tuner — ensuring smooth operation of our core voice systems and integrations across our global footprint. This is a hands-on role supporting both internal operations and external customers via our Atomic Solution Centre, with a focus on VoIP, SIP routing, carrier interconnects, softswitch functionality, and end-to-end service delivery. Key Responsibilities  Provide Level 2/3 support for voice and UCaaS services including SIP trunking, DID provisioning, number porting, Teams Direct Routing, and Hosted PBX.  Manage...

Position Overview: We are looking for a talented VoIP Engineer to join our dynamic team. The ideal candidate will possess solid expertise in VoIP technologies, including Kamailio, FreeSWITCH, SIP, and WebRTC, along with practical experience in networking, AWS cloud services, and Linux system administration. This role is perfect for someone who enjoys problem-solving, collaborative teamwork, and working in a fast-paced technology-driven environment. Key Responsibilities Design, deploy, and maintain VoIP infrastructure using Kamailio, FreeSWITCH and related tools. Configure and troubleshoot SIP and WebRTC protocols. Administer and optimize Linux-based servers for performance and reliability. M...

The company is looking for a motivated and technically inclined NOC Engineer (Entry-Level) to join the Network Operations team in New Town, Kolkata. This is an excellent opportunity for recent graduates or individuals with relevant certifications/projects in Asterisk, VoIP, Networking, or Linux to kickstart their career in the telecom industry. As a part of the team, you will collaborate with senior engineers, receive on-the-job training, and contribute to building, maintaining, and supporting telephony infrastructure and services. Your role will require a basic understanding of VoIP and telephony protocols like SIP, familiarity with Linux-based systems such as Ubuntu/CentOS, basic networkin...

Junior System Administrator (VoIP/Telephony) / Telephony Engineer (Telecommunications) No. of Positions - 1 We are looking for a Junior System Administrator (VoIP) / Telephony Engineer (Telecommunications) to join our Telebu's Communications engineering Team. The Telebuin will develop, implement and support IP Telephony related technologies including and not limited to 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. Responsibilities Install & maintain Freeswtich and other SIP servers. Administration of SI...