📖 中文版 / 中文

🚀 Full Stack Engineer | Go / React / TypeScript

I’m a full-stack engineer focused on scalable systems, clean architecture, and engineering efficiency.
I have experience building products in cross-border e-commerce, global SaaS, AI Agent systems, and IoT applications.

• 💼 Role: Full Stack / Backend Engineer
• 🌱 Tech Stack: Go · React · TypeScript · Node.js
• 🔍 Interests: Distributed Systems · Engineering Productivity · AI Agent
• 📫 Email: wangmikayi@gmail.com
• 💬 Discussions: https://github.com/wangyi12358/wangyi12358/issues

🎯 Open to new opportunities

• Global products & cross-border e-commerce
• Large-scale systems handling tens of millions of records
• AI Agent & IoT application development

• TypeScript / JavaScript
• React / React Hooks
• Next.js (SSR, SEO-oriented applications)

• Jotai
• Ant Design / Tailwind CSS / Shadcn
• Responsive layouts for PC & mobile (H5)

• React Native / Expo
• Experience publishing apps to App Store & Google Play

• Strong understanding of Ethereum and EVM-based ecosystems
• Proficient in Viem for smart contract interaction
  • Contract read/write
  • Event listening
• Experienced with Web3.js and Ethers.js, with a clear understanding of their trade-offs
• End-to-end DApp frontend development experience:
  • Wallet integration (MetaMask, etc.)
  • Transaction signing & contract execution
  • Gas handling and on-chain state synchronization
• Able to collaborate closely with smart contract design to ensure security and smooth user experience

Node.js

• NestJS (enterprise-scale applications)
• Hono.js (lightweight services)
• Backend services & CLI tools

Go

• Gin / Go-zero / Ent
• gRPC-Go

• Go concurrency (Goroutines, Channels)
• Microservice architecture using:
  • etcd / Nacos
  • Kafka / Redis
• gRPC-based service communication

• GraphQL (gqlgen, Apollo)
• tRPC
• Optimized alternatives to traditional REST APIs

• PostgreSQL / MySQL (indexing & performance tuning)
• Elasticsearch / ClickHouse
• Proper data storage selection based on scenarios

• Linux / Docker
• GitHub Actions (CI/CD)
• AWS / Azure / Cloudflare / Vercel

• Monorepo (TurboRepo)
• Vite
• ESLint / Prettier / Biome
• System architecture & CLI tool development

• Experienced in building AI applications using AI SDK, CopilotKit with production-level delivery
• Strong understanding of AI Agent design and implementation
  • Task planning, tool invocation, and state management
• Hands-on experience with RAG (Retrieval-Augmented Generation) architectures:
  • Embedding, vector retrieval, and re-ranking
  • Document chunking, recall strategies, and context construction
  • Improving LLM accuracy and controllability with private knowledge bases
• Familiar with MCP (Model Context Protocol):
  • Designing standardized interactions between models, tools, and resources
  • Supporting multi-model and multi-tool agent collaboration
• Practical AIGC implementation in real-world scenarios:
  • Intelligent Q&A systems, knowledge retrieval, content generation
  • Controllable image generation using Stable Diffusion + ControlNet
• Heavy daily use of Cursor, Copilot, and ChatGPT to significantly boost development productivity

• Active GitHub contributor
• Open-source project maintenance
• Skilled in problem-solving via Issues & PRs

• 🎤 Singing, dancing, rapping, and basketball 😄
• 🏀 Basketball lover
• 🌍 Passionate traveler
• 🧩 Enjoy simplifying complex systems