Nguyen Quang Thao

Projects

A selection of agentic AI, RAG, and backend systems I've built.

AgentFlow

A multi-agent orchestration framework built on LangGraph for composing tool-using agent pipelines with checkpointing, retries, and human-in-the-loop review gates.

PythonLangGraphLangChainFastAPIRedisDocker

DocuMind

A retrieval-augmented generation assistant that indexes internal documentation with hybrid BM25 + vector search, reranking, and streamed, citation-backed answers.

FastAPILangChainQdrantOpenAI APINext.js

ForgeML

An end-to-end fine-tuning pipeline for open-weight LLMs supporting LoRA/QLoRA training jobs, dataset versioning, and an automated evaluation harness.

PyTorchHugging FacePEFTWeights & BiasesAWS

MicroLedger

An event-driven order and payment microservices platform using saga orchestration for distributed transactions, with full request tracing via OpenTelemetry.

JavaSpring BootKafkaPostgreSQLOpenTelemetry

PromptOps Dashboard

An LLMOps observability dashboard tracking prompt versions, token cost, latency, and evaluation regressions across production agent pipelines.

Node.jsNext.jsPostgreSQLGrafana

EdgeChat

A real-time support copilot that streams LLM-generated reply suggestions to human agents over WebSockets, with guardrails and escalation triggers.

Node.jsWebSocketRedisOpenAI API