AI Voice Engine Developer

AI Voice Engine Developer

Job Title:

Key Responsibilities:

• Design and implement real-time AI voice agent systems using

  Twilio

  for inbound and outbound calls.
• Develop backend services using

  FastAPI

  or

  Express.js

  for voice session control, call routing, and AI response management.
• Integrate

  Speech-to-Text (STT)

  and

  Text-to-Speech (TTS)

  APIs such as

  Whisper, Deepgram, ElevenLabs, and OpenAI TTS

  .
• Build and optimize real-time audio streaming pipelines using

  WebRTC

  ,

  RTP

  , or

  Twilio Media Streams

  .
• Implement

  Large Language Models (LLMs)

  like

  GPT-4 / OpenAI Realtime

  for contextual AI-driven conversations.
• Manage session memory, call context, and message states using

  Redis

  or similar technologies.
• Handle

  call recording, transcription, and analytics pipelines

  .
• Collaborate with AI engineers and frontend teams (React/Next.js) to ensure full system integration.
• Focus on optimizing latency, reliability, and performance in low-latency environments.

Requirements:

• Strong proficiency in

  Python

  (asyncio, FastAPI) or

  Node.js

  (Express.js).
• Proven experience with

  Twilio Voice

  ,

  WebRTC

  , or similar real-time communication frameworks.
• Experience integrating

  speech APIs

  (Whisper, Deepgram, Google Speech, OpenAI TTS, etc.).
• Working knowledge of

  LLM APIs

  (OpenAI GPT, Anthropic Claude, etc.).
• Solid understanding of

  event-driven architectures

  (WebSocket, Pub/Sub).
• Experience with

  PostgreSQL

  ,

  SQLAlchemy/SQLModel

  , and

  Docker

  .
• Familiarity with

  REST API

  design and backend architecture best practices.
• Strong debugging, analytical, and problem-solving skills.
• Ability to work independently, manage time efficiently, and meet project deadlines.

About the Client:

A leading digital marketing agency offering Website Development, SEO, Social Media Marketing, PPC, Email Marketing, and Content Creation. The team stands out for its focus on continuous learning, innovation, and team work turning every challenge into an opportunity to grow through collaboration. They are also advancing in AI-driven solutions, including the development of an innovative AI voice engine to enhance digital engagement

jobs@prognova.co