https://www.sufyanahmad.com Articles on AI, machine learning, NLP, and engineering from Sufyan Ahmad. en Fri, 08 May 2026 21:48:21 GMT https://www.sufyanahmad.com/blog/building-production-multi-agent-systems-langgraph https://www.sufyanahmad.com/blog/building-production-multi-agent-systems-langgraph Thu, 20 Mar 2025 00:00:00 GMT How I moved beyond single-chain LLM apps to stateful, fault-tolerant multi-agent pipelines—the architectural decisions, failure modes, and lessons learned shipping LangGraph systems to real users. https://www.sufyanahmad.com/blog/voice-ai-production-livekit-elevenlabs https://www.sufyanahmad.com/blog/voice-ai-production-livekit-elevenlabs Fri, 14 Feb 2025 00:00:00 GMT Building voice agents that actually work in production means solving latency, interruption handling, and turn-taking at the same time. Here's what I learned building real-time conversational AI with LiveKit, streaming STT, and ElevenLabs TTS. https://www.sufyanahmad.com/blog/rag-production-chunking-retrieval-qdrant https://www.sufyanahmad.com/blog/rag-production-chunking-retrieval-qdrant Wed, 08 Jan 2025 00:00:00 GMT Most RAG tutorials show you the happy path—clean documents, obvious queries, perfect retrieval. Production is nothing like that. Here's what I've learned building RAG systems over 50K documents that serve real users.