binaryloader

I enjoy digging deep into things
and understanding how they work.

Agent

[Agent] korea-persona-interview, a Korean Synthetic Persona Interview Tool Powered by CLI and MCP

28 minute read

A writeup of korea-persona-interview, a side project that automates Korean synthetic persona interviews. It layers multi-turn interviews, automatic follow-ups, and persona drift detection on top of NVIDIA’s Nemotron-Personas-Korea dataset to validate business hypotheses quickly. The post also covers the design pattern that lets three entry points (CLI, MCP server, and MCP orchestrator) share a single core.

[Agent] Yangsiljang, a Real Estate Law & Precedent RAG Chatbot Built as a Side Project

21 minute read

A breakdown of the architecture and implementation details behind Yangsiljang, a real estate law and precedent RAG chatbot built as a side project. The frontend was built with Claude Code’s help; the backend was written from scratch. Topics covered include a custom Korean tokenizer build for Milvus, Qwen3 embedding/reranker, HyDE, SSE streaming, and data ingestion from the Korean Legislative Service.