Job Description
Role - Lead Backend Engineer – Voice AI
nLocation: Bengaluru
nWork mode: 5 days/week, Work from Office
nExperience: 5–8 years
nMUST HAVE - Voice AI OR VoiceBot AND Python
nThe Role
nWe are looking for a hands-on Lead Backend Engineer – Voice AI to build and own the
nbackend foundations of our Voice AI product.
nThis is a high-ownership, 0 to 1 role. You will work closely with Product, Design, AI/ML, and
nEngineering teams to turn ambiguous problem statements into reliable, delightful, and scalable
ncustomer experiences. You will influence both product direction and technical architecture while
nbuilding systems that power real-time, human-like AI conversations.
nWhat You'll Do
n● Lead the design, development, and evolution of backend systems that power real-time
nVoice AI experiences.
n● Build reliable, low-latency services for telephony, audio streaming, conversation
norchestration, session management, and post-call workflows.
n● Develop and operate Voice AI integrations using platforms such as LiveKit, Vapi, Twilio,
nWebRTC,



or similar technologies.
n● Integrate speech-to-text, text-to-speech, LLMs, retrieval systems, and AI evaluation
npipelines into robust production workflows.
n● Build agentic and conversational workflows using tools such as LangChain,
nLangGraph, or equivalent frameworks.
n● Design scalable APIs, event-driven workflows, data models, background jobs, and
nfault-tolerant systems.
n● Own backend services built with Python, FastAPI, PostgreSQL, Redis, queues, and
ncloud infrastructure.
n● Lead, mentor, and grow a high-performing team of talented engineers; create clarity, set
na high execution bar, and enable the team to deliver ambitious outcomes in a
nfast-moving setting.
n● Partner with Product and Design to identify customer problems, define requirements, run
nexperiments, and ship end-to-end features.
n● Make thoughtful trade-offs across speed, product experience, latency, reliability, secur

📌 Lead Backend Engineer (Bengaluru)
🏢 Qrata
📍 Bengaluru