Junior AI Engineer (Voice Agents)

About the RoleYou will help scale our Voice AI Agent (telephony + STT + LLM + TTS) into an enterprise-grade product. This includes building real-time speech / LLM pipelines, barge-in and human takeover flows, data loops for model improvement, and natural interruption handling.What You’ll DoImplement and tune real-time STT / ASR and TTS pipelines.Orchestrate LLM-driven conversations : prompting, function calling, dialog state, and context handling.Build barge-in logic and reliable human handoff signals.Create datasets for training : recordings, redaction, labeling, metadata; enable search and retrieval.Optimize latency, accuracy, turn-taking, and cost.Add guardrails, fallbacks, and basic A / B experimentation.Required SkillsProgramming : Python or Node.js; modular code, async handling.APIs & Events : REST, webhooks, retries, idempotency.Speech / LLM : Using STT / TTS SDKs or streaming APIs; prompt and function-calling basics.Data : Basic SQL; schema design for transcripts; understanding embeddings / vector search concepts.Cloud (AWS preferred) : S3, Lambda or equivalent services, CloudWatch.Git & CI : Branching, PRs, basic pipelines.Nice to HaveTelephony / WebRTC / Twilio / Kixie experience.Vector DBs (pgvector / FAISS) or Redis for caching / queues.Observability tools (OpenTelemetry / Grafana).Security fundamentals (encryption, IAM best practices).Tech StackOpenAI Realtime, Deepgram, Twilio / Kixie, Node.js / Python, Postgres, Redis, Docker, AWS (S3, Lambda, API Gateway, CloudWatch), WebSockets / SSE.Compensation & BenefitsCompetitive salary and performance bonusRemote / hybrid options within IndiaLearning budget and mentorshipEducationB.E. / B.Tech / M.E. / M.Tech / MCA or equivalent practical experience.Notice PeriodImmediate to 30 days preferred.Job Type : Contractual / TemporaryContract length : 6 monthsWork Location : RemoteTimings : 3pm to 12am IST