01
Vital Agent Sync
A local-first Apple Health connector that brings user-authorized HealthKit summaries to MCP-compatible agents.
SwiftUIHealthKitTypeScriptMCP
Explore project FULLSTACK ENGINEER · AGENT BUILDER
Hi, I’m Coooder.
I build practical AI agents, developer tools, and fullstack systems—with clear context, repeatable execution, and evidence people can trust.
Scroll to explore
01 — PATH
Experience
A path shaped by building, testing, and turning agent ideas into useful systems.
- NODE 01Nov 2025 — May 2026
ByteDance
Data · Monetization Engineering & Large Frontend
Agent Development Intern
Explored how agents can become dependable parts of real engineering workflows.
- NODE 02May 2026 — Present
Ant Group
Ant Fortune · Financial Insurance Business Group
Agent Algorithm Intern
Continuing to build and learn at the intersection of agent systems and practical products.
02 — BUILDS
Selected systems
Three projects that represent how I think about agents, data, and human control.
02
AI Capital Map
An evidence-backed AI industry graph for exploring companies, models, infrastructure, metrics, and research relationships.
Next.jsTypeScriptPostgreSQLData Research
Explore project 03
ByteNote
An offline-first collaborative writing app with structured editing, automatic sync, self-hosted collaboration, and AI assistance.
Next.jsSlateYjsPostgreSQL
Explore project 03 — NOTES
Latest writing
Notes from building, breaking, verifying, and learning in public.
Hermes Agent Self-Improvement Is Not Training but a Four-Layer Memory Loop
How to Choose an Agent Framework: A Practical Comparison of the Mainstream Options
Do Not Use an AI Agent for Everything: 5 Cases Where It Is the Wrong Choice
COOODER — 2026
The interface is only the beginning.
The real work is making complex systems understandable, testable, and genuinely useful.