105 Freeswitch Jobs - Page 3

As a candidate for this position, you must have the following qualifications: - Strong end-to-end knowledge of VOIP/SIP/IMS systems - Solid experience with Linux (kernel-level and user-space programming) - Proficiency with debugging tools for embedded systems - Hands-on experience with open source tools like Freeswitch for system design - Proficiency in Git or other version control systems - Excellent analytical and problem-solving skills - Strong communication and team collaboration abilities Additionally, it is important to highlight that the company values teamwork and effective communication among its employees.,

Were looking for a strong Tech Lead to spearhead our AI-powered omnichannel dialer platform . You’ll lead a talented team, drive architecture, and ensure delivery of scalable, secure, and innovative solutions. What You’ll Do Lead design & development of autodialer (predictive, power, preview, progressive). Architect scalable systems with Asterisk/Kamailio/FreeSWITCH, Node.js, WebRTC . Drive CRM integrations (Salesforce, HubSpot, Zoho) & compliance (DNC, GDPR). Build real-time monitoring, analytics & reporting dashboards. Mentor team, enforce coding standards, and lead sprint delivery. Champion DevOps (CI/CD, Docker, Kubernetes) and security best practices. What You Bring 10–12 years in softw...

As a Senior System Administrator (VoIP) / Telephony Engineer at Telebu, you will be a valuable member of the Communications engineering team. Your main role will involve the development, implementation, and support of IP Telephony technologies such as IVR platforms, Conferencing solutions, Voice engineering integration, VoIP, SIP, WebRTC, and PSTN gateways. Key Responsibilities: - Develop and implement telephony networks with various components like SIP proxies, registrar, media-servers, and billing systems. - Deploy highly scalable, robust, high-availability (HA), and fault-tolerant SIP VOIP/PRI trunking solutions. - Administer SIP and Media Servers, conduct network/protocol level debugging...

As an experienced VoIP Engineer, you will be responsible for various tasks and should possess the following qualifications: **Role Overview:** You will be working with VoIP and SIP technologies, primarily focusing on open source solutions like Freeswitch, Asterisk, OpenSIPS, or Kamailio. Your role will involve troubleshooting issues using tools such as Wireshark and TCPdump. Additionally, you will be expected to have a strong understanding of Linux OS, specifically CentOS/Redhat, and be proficient in using tools like sipp, fail2ban, and IPtables. Your expertise in MySQL Database and networking concepts will be crucial for this role. Moreover, your excellent communication skills and problem-s...

Role Responsibilities: Design and manage scalable VoIP infrastructure with high availability. Lead troubleshooting and incident response for live voice traffic. Collaborate on provisioning, billing, and analytics API design. Mentor engineers on VoIP architecture and best practices. Key Deliverables: Deployment of FreeSWITCH, RTPEngine, and SBC for production traffic. Secure and optimized signaling/media path using NAT traversal and TLS/SRTP. Standardized call routing and audio quality configurations. Scalable and observable voice platform architecture across cloud environments.

Title : Sr Software Engineer (FreeSwitch) Experience : 2+ years Location : Remote About The Opportunity Netrix Global is looking for a passionate Senior Software Engineer that is resourceful Freeswitch and Lua developer to join our team. If you're someone who enjoys tackling complex telephony challenges and independently exploring innovative solutions, we encourage you to apply! How You Will Make An Impact As a key member of our development team, you will play a vital role in shaping and enhancing our telephony applications. You will: Drive Innovation: Conduct independent research and development to address intricate technical problems within our telephony infrastructure, proposing and imple...

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), ...

3-5 years of experience in B2B technical sales or VoIP solution engineering. Strong understanding of VoIP technologies: SIP, RTP, PBX, DID provisioning, codecs, Experience with platforms like FusionPBX, Asterisk, FreePBX, 3CX, or Freeswitch .

As a Freeswitch Engineer with OpenSIPs, you will be responsible for leveraging your 3-5 years of hands-on experience in a production environment to deploy, configure, and maintain Freeswitch and OpenSIPs systems. Your technical expertise will include a strong understanding of Freeswitch configuration, dial plans, scripting languages (e.g., Lua, XML), and custom module development. You will also need extensive experience with OpenSIPs, focusing on SIP routing, load balancing, and SIP proxy configuration. Your role will require proficiency in troubleshooting VoIP issues, such as call routing, signaling, and media path problems. You should be familiar with SIP protocols, VoIP standards (RFCs), ...

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...

You are Hiring for the position of VoIP Developer at Vitel Global Communications Pvt Ltd in Hyderabad. As a VoIP Developer, you will be responsible for developing and maintaining VoIP applications, ensuring the smooth functioning of VoIP services, and optimizing communication channels for secure and efficient operations. To excel in this role, you should have proven experience in VoIP development with expertise in VoIP protocols such as SIP, RTP, and WebRTC. Your strong programming skills in languages like Python, C/C++, Java, or Lua will be essential for creating VoIP applications. Additionally, you should be adept at working with platforms like Asterisk, FreeSWITCH, OpenSIPS, or similar sy...

Hiring FreeSWITCH Developer | South Delhi Location: Eco Space Exp: 4+ yrs (VoIP/FreeSWITCH) Full-time | Day Shift Skills: FreeSWITCH, SIP, RTP, WebRTC, Linux, SQL, Bash/Python, Telecom Protocols. 6290 291 883

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. This is a remote opportunity, giving you the flexibility to work from anywhere while collaborating with a global team. 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. ...

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...

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...

We are seeking VoIP engineer, who can manage VoIP Switches and VoIP PBX Systems. Candidate should have a deep knowledge in the Contact Center System and Business Communication System. and capable of handling business customers as well.

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...

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

As a skilled FreeSWITCH Developer with 2 to 5 years of experience, you will be responsible for designing, developing, and customizing FreeSWITCH-based voice and call center applications. Your expertise in Lua scripting and deep understanding of VoIP protocols will be essential for building scalable and high-performance voice applications and call flows. Additionally, your familiarity with open-source telephony platforms such as FusionPBX, VICIdial, or Asterisk will be a strong advantage. Your key responsibilities will include writing and maintaining Lua scripts for call routing, IVRs, conferencing, and voicemail, as well as implementing and supporting complex call flows, voice menus, and cal...

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...

Roll-Freeswitch/Asterisk Developer Exp- 2+ years Type-FTE Budget- As per company standard Location- Pune Mode- WFO Notice Period- Immediate to 90 days Max Mandatory skill set- FreeSWITCH, Kamilio, Programming & Scripting: Develop custom VoIP features and modules using any one languages like Golang, Lua, Python, C, and C++,AWS.