Jack Chen

Software engineer. I build things with TypeScript and Go, and write here about tools, code, and whatever else I've been thinking about lately. Currently based in Taiwan.

Projects

In progress — not public yet.

Open Source

edgex-go
39 merged PRs — cron scheduler, action-record retention, PostgreSQL persistence layer.
GoPostgreSQL
gopcua/opcua
5 merged PRs — subscription modification, monitoring mode control, private-key auth.
GoOPC UA

Skills

Languages: TypeScript, Go
Frameworks: React, Vite
API: GraphQL, MQTT
Infra: Docker, Jenkins, Postgres, SQLite, Bun
AI Tooling: Claude Code, Codex, MCP

Writing