17h ago

Senior Software Engineer - FreeSWITCH / VoIP

Bangalore, India

$25k-$35k / yearest.

full-timeleadtelecom

🛠 Tech Stack

+5

💼 About This Role

You'll design and develop real-time voice communication systems that power Vonage's call processing platform for millions of calls. Your work directly impacts business communications for customers worldwide, building features like call recording, voicemail, and conferencing. This role offers a chance to shape next-generation voice infrastructure at a global cloud communications leader.

🎯 What You'll Do

  • Design and develop distributed, high-volume telephony applications
  • Create custom FreeSWITCH modules and dialplan configurations
  • Implement advanced telephony features like call recording and voicemail transcription
  • Mentor team members on telephony architecture and best practices

📋 Requirements

  • 8+ years of software development experience
  • 5+ years hands-on experience with telephony platforms like FreeSWITCH
  • Deep understanding of SIP and RTP protocols
  • Proficiency in Java, C/C++, Python, and SQL

✨ Nice to Have

  • Experience with WebRTC
  • Familiarity with Kamailio or OpenSIPS
  • Knowledge of PSTN interconnection and carrier integrations

📨 Hiring Process

Estimated timeline: 2-4 weeks · AI estimate

  1. 1Recruiter Call· 30 min
  2. 2Technical Interview· 60 min
  3. 3Hiring Manager Interview· 45 min
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