Case files

Production Server Governance & Remote Access to an Internal Gitea

Turning one Alibaba Cloud ECS from "it works" into "someone else can take it over" — scripted accounts and a security baseline, one-command releases with automatic rollback, and internal Gitea reachable from home with zero public ports

Role

Server and account-system administrator (solo)

Scale

1 ECS host · 7 admin scripts · 10 operations manuals

Smart Parking Suite · Full-stack Delivery

Resident and guard mini programs, an admin console and a Spring Boot backend covering the full parking loop

Role

Full-stack (backend, mini programs, admin console)

Scale

4 clients · 390+ mini-program pages · 170+ endpoints

Parking-Space Asset Custody

Contracts, lease signing and renewal, deposits and revenue split for managed parking-space assets

Role

Full-stack (endpoints, signing flow, admin review)

Scale

Contract → bill → split, end to end

Smart Property & Community

Unit binding, certification review, fee payment, visitor invitations and access control

Role

Full-stack (endpoints and mini-program pages)

Scale

4 console identities · 3 resident identities

A Cloud Agent Kernel — Clients Reduced to a Browser

Code, services and agents all moved onto a cloud host, with laptop, tablet and phone reduced to a browser — one message from your phone dispatches work, ships code and accepts results; any screen can take over

Role

Architecture and implementation (solo)

Scale

One cloud kernel · four client types · ports closed

Design source → frontend: an MCP toolchain for reading Modao prototypes

Turn a design share link into a structured spec so the agent implements against it instead of guessing pixels

Role

Toolchain design and implementation (solo)

Scale

One command: link → spec

Yunxiao-driven Automated Regression Pipeline

One command runs API, web and mini-program cases, writes results back and files defects

Role

Design and implementation (solo)

Scale

179 cases · three executors · automatic write-back

E-commerce Customer-Service RAG Q&A System

RAG-powered intelligent Q&A for e-commerce customer service, FastAPI + Vue 3 + Docker

Magpie Plus · Multi-Model Gateway & Balance Board

A balance board first, three platform gateways next, then a magpie fork that folds the board back into the gateway

Role

Design and implementation (solo)

Scale

Four generations · three platform gateways · one expiry-first route

vextract · Media Extraction Tool

Paste a share link, get video, audio, image sets or transcripts; custom providers with yt-dlp fallback

Role

Design and implementation (solo)

Scale

7 custom providers + 1,700-site fallback

Service Marketplace — A Two-Sided Matching Platform

One unified model carrying both local and skill services, from listing to order, fulfilment and review — in a multi-package monorepo with a single contract source

Role

Architecture and full-stack implementation (solo)

Scale

3 clients · 12 core tables · one contract source

Smart Care & Home Service System

A supply-demand matching platform for home care & housekeeping, built with Spring Boot + Vue

Campus Second-hand Marketplace

A web platform consolidating campus second-hand trading, solving scattered & hard-to-search info

Kids Math Learning System

Math-enlightenment app for preschoolers, C++ backend with quiz generation & progress tracking