Software Developer – VoIP & Asterisk Focus

Clixxo Broadband Private Limited; Dadri; On-site; INR 600,000 - 1,000,000; Full time

Job summary

Noida/Delhi NCR-based Clixxo Broadband Private Limited is seeking a hands-on Software Developer with a VoIP and Asterisk focus to build, customize and sustain telecom and enterprise voice applications.

The role requires practical experience with Asterisk, SIP, VoIP, Linux and telephony app development, plus the ability to integrate voice platforms with APIs, databases and web-based systems. 1-5 years of related experience is preferred.

Qualifications

• Bachelor's degree in CS/IT/Electronics or telecom related field.
• 1-5 years of experience in VoIP or telecom software development.
• Hands-on knowledge of Asterisk and SIP-based telephony.
• Experience with Linux servers and command-line administration.
• Experience with REST APIs and system integrations.

Responsibilities

• Develop, customize and maintain Asterisk-based IP-PBX and VoIP applications.
• Configure and troubleshoot SIP/PJSIP trunks, extensions and call routing.
• Develop features like IVR, queues, conferences, call recording and voicemail.
• Integrate VoIP platforms with APIs, CRM/ERP and databases.
• Deploy and maintain telecom applications on Linux servers.

Skills

Linux

Analytical thinking

Problem solving

Education

Bachelor's degree in Computer Science / IT / Electronics / Telecommunications

Tools

Asterisk

SIP

PJSIP

AMI/ARI/AGI

MySQL

Job description

Software Developer - VoIP & Asterisk Focus

Clixxo is looking for a hands-on Software Developer - VoIP & Asterisk Focus to develop, customize and maintain telecom and enterprise voice applications.

About the Role

Software Developer - VoIP & Asterisk FocusCompany: Clixxo Broadband Private LimitedLocation: Noida / Delhi NCRExperience: 1-5 YearsEmployment Type: Full-TimeIndustry: Telecom | VoIP | Enterprise Communication | Software DevelopmentWebsite: www.clixxo.comClixxo is looking for a hands-on Software Developer - VoIP & Asterisk Focus to develop, customize and maintain telecom and enterprise voice applications. The ideal candidate should have practical experience with Asterisk, SIP, VoIP, Linux and telephony application development, along with the ability to integrate voice platforms with APIs, databases and web-based applications.

• Develop, customize and maintain Asterisk-based IP-PBX and VoIP applications.
• Configure and troubleshoot SIP/PJSIP trunks, extensions, dial plans and call routing.
• Develop and manage features such as IVR, queues, hunt groups, conferencing, call recording and voicemail.
• Work with Asterisk Dialplan, AMI, ARI and AGI for telephony application development and integrations.
• Integrate Asterisk/VoIP platforms with APIs, CRM, ERP and other business applications.
• Develop backend services and APIs for telecom applications.
• Work with databases such as MySQL for call records, configurations, reporting and application data.
• Troubleshoot issues related to SIP signalling, RTP/media, NAT, codecs, call quality and connectivity.
• Deploy and maintain VoIP applications on Linux-based servers.
• Work with Git and existing production codebases.
• Diagnose and resolve production issues across application, database, server and telephony layers.
• Participate in testing, debugging, performance optimization and feature development.

Required Skills

• Bachelor's degree in computer science, IT, Electronics, Telecommunications, Communication Engineering or a related field.
• 1-5 years of experience in VoIP, telecom software development or related technologies.
• Strong hands-on knowledge of Asterisk.
• Good understanding of SIP, RTP, VoIP protocols and call flows.
• Experience with Asterisk Dialplan and PJSIP/SIP configuration.
• Practical knowledge of Linux servers and command-line administration.
• Working knowledge of MySQL / SQL.
• Understanding of REST APIs and application integrations.
• Good debugging, analytical and problem-solving skills.
• Ability to work independently on existing telecom applications.

Technical ExpectationsThe developer should be capable of handling a telecom feature through the complete cycle: Requirement Analysis Telephony Logic Asterisk Configuration/Development API/Database Integration Testing Deployment Production SupportThe candidate should be comfortable troubleshooting both software and live VoIP/telephony environments.

Preferred Skills

• Work on real-world IP-PBX, VoIP and enterprise communication products
• Hands-on exposure to live telecom and voice environments
• Opportunity to work on Asterisk-based product development and integrations
• Technical ownership and continuous learning opportunities
• Exposure to enterprise and carrier-grade communication requirements
• Professional growth within Clixxo's expanding technology team

Key Skills

Asterisk SIP VoIP Linux Telephony Application Development