Python Developer - Voice AI & LLM Applications

Education: B.E./B.Tech./M.E./M.Tech/MCA

Desired Skills: Python | FastAPI or Flask | LLM APIs | PostgreSQL | Redis

Job Summary

• 3-5 years of professional Python. Youre strong with asyncio and concurrent programming.
• Production experience with FastAPI and/or Flask.
• Hands-on work with LLM APIs (OpenAI / Azure OpenAI or similar) and LangChain. Youve shipped at least one LLM feature, not just a prototype.
• Experience with RAG: embeddings, vector databases and chunking strategies.
• Integration with speech-to-text / text-to-speech services (e.g. Deepgram, ElevenLabs, Google or Azure Speech).
• Comfortable with WebSockets and streaming data, where audio or tokens arrive in real time.
• PostgreSQL and Redis, plus a message queue or task system such as Kafka, RabbitMQ or Celery.
• Docker, plus working knowledge of Kubernetes and AWS or Azure.
• Good Git habits, code reviews and writing tests

Strong Plus

• Telephony basics: SIP, RTP, VoIP, dial plans, call transfer and trunking.
• Audio handling: codecs, sampling rates, voice activity detection, and low-latency audio streaming.
• Multilingual NLP, or sentiment/emotion analysis.
• Experience in regulated domains such as healthcare or finance, with awareness of HIPAA or GDPR.
• Measuring and reducing end-to-end latency in real-time systems.

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