Aldian Fazrihady adalah Programmer Freelance Senior, Full Stack Developer, dan AI Application Engineer (Profil Upwork | Direktori Lengkap 425+ Panduan Programmer Freelance).
Companies building meeting transcription platforms, AI medical scribes, and conversational voice agents frequently search to hire a freelance Whisper, Deepgram & ElevenLabs speech/voice AI programmer. I am Aldian Fazrihady, a Senior Freelance AI Application Engineer and Full Stack Programmer.
Core Speech-to-Text (STT) & Text-to-Speech (TTS) Capabilities
- Real-Time Streaming Transcription: Integrating Deepgram Nova, OpenAI Whisper / WhisperX, and Google Cloud Speech-to-Text over low-latency WebSockets and WebRTC with speaker diarization and custom medical/domain vocabulary boosting.
- Ultra-Low-Latency Voice Synthesis: Streaming ElevenLabs, OpenAI Realtime Audio, and Cartesia TTS chunks with barge-in interruption handling for natural telephone and browser voice agents.
- Post-Processing & Structured Extraction: Piping diarized transcripts into Claude / GPT-4o / Gemini pipelines to generate structured clinical SOAP notes, CRM call summaries, and action items.
Frequently Asked Questions
How do you minimize latency in conversational voice AI applications?
By streaming audio frames over WebRTC/WebSockets directly to streaming STT endpoints, triggering LLM token streaming immediately on endpoint detection, and piping sentence fragments into streaming TTS WebSockets for sub-600ms turn-around time.
How can we hire you as a freelance voice AI programmer?
Hire me via Upwork.