Blog · topic
Engineering
How the product is built, with the numbers we measured along the way.
2 min readHow we store a 420,000-file browser upload as one object
An engineering note on bundles: why one file per uploaded file fell over at scale, how browser uploads now write straight into a single bundle at their final offsets, and what that did to finalize time and download speed on our test node.
2 min readWhat actually happens when you send a folder from a browser
A walk through the Web Edge upload path: reading the folder in Web Workers, batching small files into one request body, six batches in flight, the origin check on the node, and where the time goes on a home connection.