Developed extensible chat serving capabilities for the yhyang201/sglang repository, focusing on customizable hooks and streaming protocols to support real-time content generation and seamless integration with diverse backend systems. Leveraged Python, FastAPI, and Pydantic to introduce overridable hooks for chat serving implementations, enabling flexible adaptation to various use cases. Designed protocols for response parsing and streaming, enhancing the system’s ability to deliver real-time, adaptable chat experiences. Emphasized maintainable code through clear commit messages and collaborative workflows, consolidating design patterns to drive business value. Prioritized backend development and unit testing to ensure reliability and scalability of the new chat serving features.