Daeseon Yoo — backend & AI engineer in Toronto, 6 years on production systems.
Building
- A small internal tool at work for evaluating RAG retrievals before they hit the model — Python, pgvector, a simple labeling UI.
- DalkkakAI — a native macOS terminal multiplexer + Claude Code workspace. Shipped v1.
- This site — v1 done.
Open to
- Senior backend & AI Engineer roles, remote-friendly or Toronto.
- Short consulting engagements on LLM eval pipelines.
Inspired by nownownow.com. This page replaces the "what are you up to?" exchange — last updated above.