Gengchao Yang Portfolio https://gengchao.link RSS feed for Gengchao Yang's portfolio Architecting Reliability: E2E Testing with Playwright & GitHub Actions https://gengchao.link/blog/playwright-automation How I implemented a robust E2E test suite achieving 80% coverage and blocking regressions before merge. Sat, 17 Jan 2026 00:00:00 GMT Engineered for Speed: Managing <100ms Latency in WebSocket Apps https://gengchao.link/blog/realtime-websockets Deep dive into building a real-time EEG command streaming system using FastAPI and WebSockets. Sat, 10 Jan 2026 00:00:00 GMT Bridging the Gap: From React Frontend to Kubernetes Backend https://gengchao.link/blog/cloud-native-fullstack My experience deploying scalable microservices and ensuring zero-downtime with Kubernetes. Sun, 28 Dec 2025 00:00:00 GMT