Jinyu Chen builds complete systems — interfaces people enjoy, APIs that hold up, and the infrastructure underneath. 16 years, end to end.
About
Selected work
A site that answers questions about my work with live MCP tools.
Telemetry-grade design system, terminal aesthetic.
Job-matched tailored PDF generation.
Scripts into animated Marp decks.
Experience
Contact
Open to principal / staff roles and select freelance builds.
hello@jcus.link →