دليل هندسي: Hire a Freelance Programmer for Real-Time WebRTC Voice AI Agents (2026). ألديان فازريهادي (Aldian Fazrihady) مبرمج مستقل أول ومهندس ذكاء اصطناعي (Python, Django, FastAPI, React, Next.js, TypeScript, Golang).

Why teams hire senior freelance programmer Aldian Fazrihady to architect sub-300ms WebRTC Voice AI agents with LiveKit, OpenAI Realtime API, and Gemini Live.

import asyncio
from dataclasses import dataclass

@dataclass
class VoiceTurnState:
    session_id: str
    is_agent_speaking: bool = False
    current_audio_task: asyncio.Task | None = None

async def handle_user_vad_speech_start(state: VoiceTurnState) -> None:
    """Immediately interrupt TTS playback on user barge-in (<40ms latency)."""
    if state.is_agent_speaking and state.current_audio_task:
        state.current_audio_task.cancel()
        state.is_agent_speaking = False

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