Skip to main content

Office Hour with Jonathan Klein (Etsy)

Jonathan Klein (Attend)
Office Hours
Table 2 (Exhibit Hall)

Are you interested in improving the Web by driving adoption of new standards? Come talk with Jonathan about the current state of the Web and what you can do to move it forward. He’ll answer questions about:

  • Server-side improvements, like SPDY and HTTP Origin/Hop Hints
  • Browser changes, like support for WebP, Client Hints, and pre-fetching
  • Any other technologies related to performance
Photo of Jonathan Klein

Jonathan Klein


Jonathan is the Director of Engineering at Attend, a Boston startup building event management software. He was formerly a senior software engineer at Etsy, where he focused on solving web performance and scalability challenges. Jonathan started the Boston Web Performance Meetup Group, and is the co-creator of Hound, an extremely fast code search tool. Jonathan blogs regularly at