3-day longest streak
Hey there 👋 I'm Wendy Yun Senior Fullstack AI Engineer · Ships & Teaches Production AI Systems --- 🧑💻 About Me 🚢 Shipping production AI at Amazon — S3 Vectors,…
Hey there 👋 I'm Wendy Yun
Senior Fullstack AI Engineer · Ships & Teaches Production AI Systems
---
🧑💻 About Me
- 🚢 Shipping production AI at Amazon — S3 Vectors, S3 Files, and agentic console workflows on the AIM framework
- 🎓 Teaching a senior GenAI / AI Engineering curriculum to 200+ engineers across enterprise cohorts and 1:1 senior mentees
- 🛠️ Fullstack across React / Next.js · Spring Boot / FastAPI · AWS / K3s · vLLM / RAG / MCP
- 🌐 Live demos and deployed AI products at knflow.com
🚀 Featured Projects
✈️ VoyageAI 
AI travel planner with 10+ agent orchestration, real-time streaming, and Xiaohongshu integration.React Spring Boot FastAPI Kafka K3s OpenAI
🔬 DeepBrief Lab !MCP
9-notebook student lab building Deep Research from scratch — MCP, A2A, multi-agent orchestration, and HITL approval patterns.Python MCP SDK FastAPI Jupyter ipywidgets pytest
📝 resume-writing-skill 
Anthropic skill that turns a ~30-page brain-dump or an existing resume into a structured US-market resume + LaTeX + a tier-calibrated personalized handbook.Anthropic Skill LaTeX moderncv Markdown Prompt Engineering
🔍 Insight Engine 
Advanced RAG with hybrid search, reranking, HyDE, and multi-strategy retrieval pipeline.FastAPI Next.js ChromaDB LangChain PostgreSQL
📓 KnowFlow AI 
Notebook-style LLM workspace with project management, document RAG, and SSE streaming chat.Next.js Prisma LangChain ChromaDB NextAuth
🔮 TarotMystica iOS !App Store
Native iOS tarot app with on-device AI (MLX Qwen 2.5 3B), 78-card deck, 17 spread layouts, and daily card widget.SwiftUI MLX Swift SwiftData WidgetKit AVFoundation
🛩️ Museum of Flight 
Aviation knowledge & language training with TTS, semantic search, and vocabulary drills.Next.js Prisma Azure Speech ChromaDB LangChain
🃏 Tarot Mystica Web 
Interactive tarot readings with animated card spreads, local AI model + cloud API dual mode.Next.js Framer Motion Tailwind CSS TypeScript
🌐 Portfolio 
The portfolio homepage that ties all projects together. Next.js Tailwind CSS TypeScript
---
🛠️ Tech Stack
Languages
!TypeScript
!Python
!Java
!Swift
!JavaScript
!C
Frontend & Mobile
!Next.js
!React
!SwiftUI
!Tailwind CSS
!Framer Motion
Backend
!FastAPI
!Spring Boot
!Node.js
!Prisma
AI / ML
!OpenAI
!LangChain
!ChromaDB
!LlamaIndex
!MLX
Infra
!AWS
!Docker
!K3s
!Kafka
!PostgreSQL
---
📊 GitHub Stats
---
-
claude-code-mini
Async Python implementation of the Claude Code agent harness — real Bash/Read/Glob/Grep tools, three-tier caching, multi-stage compaction, allow/ask/deny permissions, Pre/PostToolUse hooks, slash commands, subagent isolation. OpenAI + Anthropic + Ollama. ~1.9K LOC, 14 commits.
Python ★ 2 2mo agoExplain → -
fin-rag-lab
Hands-on RAG lab for financial documents. Notebooks cover parsing, chunking, retrieval, generation, and evaluation, ending with a FastAPI service traced via LangSmith. OpenAI + Chroma + Ragas.
Python ★ 1 2mo agoExplain → -
Database-Implementation
Database Implementation, base on CS525 in IIT
C ★ 1 3y agoExplain → -
qlora-lab
Production-grade QLoRA fine-tuning lab: support-ticket extraction. Decide, data, train on a free T4, vLLM adapter serving, base-vs-tuned eval, agent integration.
Python ★ 0 1mo agoExplain → -
ops-copilot-complete
Ops Copilot — complete reference (RAG + LangGraph agent + HITL + MCP + Next.js + Docker/CI). Private.
Python ★ 0 1mo agoExplain → -
ops-copilot-starter
Ops Copilot — course starter (fill the write-together stubs chapter by chapter; cN-done safety-net tags)
Python ★ 0 1mo agoExplain → -
deepbrief-lab
Build Your Own Deep Research — a 9-notebook student lab covering MCP, A2A, multi-agent, and HITL agent patterns
Python ★ 0 2mo agoExplain → -
content-skills
Personal Claude skills for short-form video production: spoken-cadence script writing, vertical slide design, video cover generation with RVM matting, Kokoro pronunciation drill, and a Descript export polish pipeline (cover + loudnorm + speed). Plus an end-to-end SOP.
HTML ★ 0 2mo agoExplain → -
resume-writing-skill
Anthropic Claude skill that turns a ~30-page brain-dump (Typeless / Obsidian) or an existing resume into a structured US-market resume + moderncv-banking LaTeX + a personalized teaching handbook calibrated to a four-tier diagnosis rubric.
TeX ★ 0 2mo agoExplain → -
zyziyun
Config files for my GitHub profile.
★ 0 2mo agoExplain → -
s3-multimodal-lab
Production-grade multimodal AI lab: 12 notebooks building Visual RAG (ColPali), voice agents (Whisper, code-switching ZH-EN), and video search (frames + audio + RRF). Includes sanity tests + per-phase eval harness.
Jupyter Notebook ★ 0 2mo agoExplain → -
tarot-ios
No description.
Swift ★ 0 3mo agoExplain → -
real-time-monitor
For SDN(software defined network) class project
Python ★ 0 3y agoExplain → -
mini-jvm-impl
No description.
Java ★ 0 3y agoExplain → -
hiring-frontend-assessment ⑂
No description.
★ 0 3y agoExplain → -
ResourceRep ⑂
这是一个csdn的博客资源仓库
★ 0 5y agoExplain → -
CS-Notes ⑂
:books: Tech Interview Guide 技术面试必备基础知识、Leetcode 题解、Java、C++、Python、后端面试、操作系统、计算机网络、系统设计
Java ★ 0 7y agoExplain → -
mockServer ⑂
mock
JavaScript ★ 0 8y agoExplain → -
gold-miner ⑂
掘金翻译计划，翻译掘金上优质的英文文章
★ 0 9y agoExplain → -
learn-javascript ⑂
JavaScript全栈教程参考源码→ http://t.cn/R2Elz3O 赞助→ http://t.cn/R5bhVpf
★ 0 9y agoExplain → -
node ⑂
Node.js JavaScript runtime :sparkles::turtle::rocket::sparkles:
JavaScript ★ 0 9y agoExplain → -
blog
note
★ 0 9y agoExplain → -
compiler
base on https://github.com/thejameskyle/the-super-tiny-compiler/blob/master/the-super-tiny-compiler.js
JavaScript ★ 0 9y agoExplain → -
blog-zy
blog 源码
HTML ★ 0 9y agoExplain → -
data-structure
《数据结构与算法JavaScript描述》->实现
JavaScript ★ 0 9y agoExplain → -
zyziyun.github.io
my blog
HTML ★ 0 9y agoExplain → -
canvas-scroll
基于canvas的滑轴组件
JavaScript ★ 0 9y agoExplain → -
flexbox-demo
study flexbox demo
HTML ★ 0 9y agoExplain →
No repos match these filters.