CC
ChengAI
Home
Experience
Projects
Skills
Articles
Stories
Chat with AI
Charlie's AI
Evidence-first • RAG-powered • Auto
Auto
Tech deep dive
Behavioral
New chat
Ask anything about Charlie
I'll answer based on my projects, resume, and writing — with sources shown below each answer.
Give me a 30-second intro — who are you and what do you build?
Which skills best represent you? Keep it concrete.
Interview question: Tell me about a challenging project and your trade-offs.
Paste a JD and match it to your profile.