Voip/Asterisk Developer

We are an IT Consulting & IT Services company with ISO 9001, 14001, 20001 27001 & Great Place to Work Certified. We at Quadrafort assist our customers in enhancing Productivity and Business efficiency achieved by our best-in-class Cloud Solutions and innovative 360° consulting services. We are a Technology Consulting services provider assisted by a team of certified technologists aided by domain experience & proficiency garnered across industries and business verticals. We endeavor to empower organizations in their digital transformation journey with the least disruption with emphasis on proper adoption, to aid in achieving complex business goals. We work across industries encompassing Manufacturing, Retail, Hi-Tech, IT, BFSI, Healthcare, Automobile and Media.

We are seeking a skilled and passionate VOIP Asterisk Developer to join our dynamic team. The ideal candidate will have hands-on experience in building and maintaining VOIP systems, IVR solutions, and call center platforms using Asterisk and related technologies. This role demands strong programming and scripting capabilities, API integration expertise, and a solid understanding of real-time communication protocols.

Key Responsibilities:

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  Design, develop, and maintain VOIP solutions including IVR systems, PBX platforms, and call center applications

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  Configure and optimize Asterisk, with exposure to Freeswitch, OpenSIPS, or Kamailio (preferred)

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  Implement and manage SIP, RTP, RTCP protocols for real-time communication

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  Develop and integrate REST APIs, manage JWT tokens, and ensure secure API communication

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  Collaborate with cross-functional teams to deliver scalable and reliable telephony solutions

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  Write and maintain scripts using Bash and Lua for automation and system control

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  Work with MySQL and MongoDB for data storage and retrieval

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  Contribute to web development tasks as needed (experience is a plus)

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  Explore and integrate AI-driven features into VOIP systems (experience is a plus)

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  Implement and manage TURN/STUN servers for NAT traversal and media relay

Requirements

• Strong knowledge of VOIP protocols: SIP, RTP, RTCP

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  Proven experience with Asterisk; familiarity with Freeswitch, OpenSIPS, or Kamailio is a plus

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  Experience in developing IVR, PBX, and call center solutions

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  Proficiency in Node.js, PHP, and Python

• Scripting experience with Bash and Lua

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  Solid understanding of REST API, JWT, and API management

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  Database experience with MySQL and MongoDB

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  Exposure to web development and AI technologies is advantageous

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  Knowledge of TURN/STUN protocols and server configuration