Backend engineer, previously at Xiaomi and DiDi — building tools, taking notes, and always exploring.
- Programming: Go, Python, Rust, PHP
- Network: TCP/IP, HTTP(S), TLS/mTLS, gRPC, epoll
- Databases: MySQL, PostgreSQL, Redis
- Middleware: Kafka, Elasticsearch, Prometheus
- Blockchain: Bitcoin, Ethereum
- Toolbox: Neovim, Git, Docker/Kubernetes





