Don Le
Staff Engineer · Data Platforms & Applied AI
Staff Engineer / Tech Lead — Data Platform at mod.io
I work on data platforms at mod.io. Outside work, I build tools for agent coordination, local retrieval, reliable assistant execution and recommendation ranking.
Selected engineering projects
-
Read project
Agent Workforce
A Go CLI and MCP server for installing a ForgeCode coordinator and nine focused specialists, with manifest-tracked lifecycle management and a localhost view of delegated work.
Open-source Go tooling
-
Read project
Local-first RAG for coding agents
Making project context searchable for coding agents: local embeddings and a vector index retrieve passages from files and documentation, with references back to their sources.
Developer-tooling prototype
-
Read project
Personal AI assistant
Managing a conversation beyond the model response: bounded context, streamed output, persistent execution state and budget checks before execution.
Local prototype · In development
Recent context stays within a fixed bound, trading older detail for a controlled input size.
-
Read project
Two-stage recommendation engine
Separating candidate search from ranking on MovieLens data: semantic retrieval finds candidates, then a learning-to-rank model orders them using user and item features.
ML prototype
Professional experience
Staff Engineer / Tech Lead — Data Platform at mod.io
My professional focus is data-platform engineering. The selected engineering projects are independent work outside this role.