Lead Engineer
Blue Machines (company site, opens in a new tab)7–10 yrsBengaluruOn-siteDirect career pageEst. 22–40 LPA
Posted 11h ago
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Job description
Structured overview of role & requirements
About This Role
- Own and architect the real-time voice and telephony platform enabling live AI conversations, including SIP signalling, media servers, and call routing.
- Lead carrier and telephony provider integrations, manage call quality and reliability with defined SLOs for latency, uptime, and call success rate.
- Lead and mentor a team of 3-6 engineers while spending 50-70% time hands-on designing, building, and maintaining production health and observability for live call traffic.
Minimum Requirements
- 7-10 years backend development experience in Python or Java with high-scale, low-latency real-time systems.
- Proven tech lead experience managing and mentoring a team of 3-6 engineers while staying hands-on with coding.
- Deep expertise in SIP, RTP/SRTP, SDP, WebRTC and production use of media and signalling stacks like FreeSWITCH, Asterisk, Kamailio/OpenSIPS, or LiveKit.
- Eligible to work in India. Work Experience Required: 7-10 years.
Ideal Candidate Profile
- Experienced leader capable of balancing hands-on development with architectural leadership and team mentorship in real-time voice platforms.
- Strong background integrating and operating carrier telecom services (SIP trunking, CPaaS providers) with demonstrated call quality optimization and latency management.
- Familiarity working closely with AI/ML teams to integrate in-house AI models, streaming ASR/TTS, and real-time inference for Voice AI applications.