Ben DongBen is a software engineer on the Knowledge team at Sierra. Previously, he worked on card payments at Stripe and on the home timeline at Twitter. He studied Electrical Engineering and Computer Sciences at UC Berkeley.
Golden articles: Evaluating and improving search Search evaluation shouldn’t be static — it should reflect what actually helps resolve real customer issues. By measuring performance daily against production conversations and feeding those signals back into the system, we've built a continuously improving system for resolving customers’ needs. 2026年4月14日
Meet Linnaeus and Darwin: Search models that drive higher resolution ratesOur purpose-built retrieval and reranking models outperform off-the-shelf ones, driving up to 16 percentage point improvements in resolution rates.2026年4月3日
