Hi, I'm Erishen
Senior Full-Stack Engineer with 21 years of deep experience in the JavaScript ecosystem, specializing in large-scale projects.
Tech Stack
Technologies I work with daily
Featured Projects
Open source projects
agentic-souls
Document-driven multi-role collaboration: three roles + independent evaluation + auto-retry for software dev workflows.
langgraph-pse
Generic PSE core (planner-specialist-evaluator + verify-retry state machine) with a crm-qa data-quality watchdog.
autogen-pse
Agent framework on Microsoft AutoGen: RoundRobinGroupChat, task registry, sample data pipeline and a Web Dashboard.
rag-platform
Minimal RAG learning project: BM25 + pgvector hybrid retrieval with a Lexicon Gate guardrail, FastAPI / Vue full-stack, 13 tests.
NSGM CLI
Admin System Generator for Next.js + GraphQL. One-click CRUD page generation with template support and database synchronization.
llamaindex-pse
LlamaIndex PSE: RAG pipeline with PII masking and local data restoration; retrievers degrade to a generic PSE core.
langchain-llm-toolkit
LangChain toolkit exploring RAG pipelines and LLM agent orchestration as integration practice.
AI Chat
Intelligent Chat Assistant built with Next.js 15 + Vercel AI SDK, featuring RAG document retrieval and OpenAI GPT integration.
Work Experience
21 years of professional development journey
PayPal
Full-Stack Engineer
- Built the CIP identity verification platform 0→1, passing full security audit (Pentest / SDER)
- Owned COS customer-operations frontend covering KYC / AI Calls / Case / Accounting / RBAC core modules
- Built an evidence-driven payment-migration verification system (Docker / Playwright / AutoGen)
Shanghai Quante Information Technology
Full-Stack Engineer
- Shipped the first release of a Disney AI digital-human customer service system within one month
- Web 3D rendering (Three.js / R3F) with real-time voice, lip sync and interruption handling
Trip.com Group
Senior Frontend Engineer
- Built the department’s first Node.js SSR content platform for Trip.com Blog / Destinations
- Delivered live-streaming H5, reviews / Q&A / travelogues across RN / H5 / mini-program
- Blog H5 page GMV ranked only behind flights and hotels
Shanghai Jiuzhen Network
Frontend Development Manager
- Led React Native cross-platform social app development, managing a 4-7 person team
- Set up a Jenkins multi-branch automated build pipeline with Scrum iterations