VoIP Engineer

Job Description

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. Monitor network performance, manage network infrastructure, and troubleshoot networking issues. Deploy and manage infrastructure on AWS, leveraging relevant cloud technologies. Document infrastructure setup, configuration, and procedures. Collaborate closely with other teams (Backend, QA, Operations) to support the overall infrastructure strategy. Participate in on-call rotations and respond effectively to infrastructure incidents. Qualifications & Requirements Minimum 2+ years of experience with VoIP applications. Hands-on experience with Kamailio and FreeSWITCH. Solid understanding of SIP, RTP, WebRTC and Websockets. Proven Linux system administration experience (Ubuntu/Debian preferred) Familiarity with networking concepts (TCP/IP, TLS, VPN, IP Addressing, NAT Traversal) Practical experience with AWS services such as EC2, S3, VPC, and RDS. Understanding of Docker and scalable deployment strategies. Desired Soft Skills Strong analytical and problem-solving skills. Excellent communication and interpersonal skills. Self-motivated, proactive, and able to work effectively in a team. Organized with the ability to manage multiple priorities simultaneously. Adaptable, eager to learn new technologies, and committed to continuous improvement. Show more Show less