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Plop: Low-overhead profiling for Python
It’s almost time for another Hack Week at Dropbox, and with that in mind I’d like to present one of the projects from our last Hack Week.
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A Python Optimization Anecdote
Dropbox is a large website with lots of dynamically generated pages. The more pages that are dynamically generated from user input, the bigger the risk becomes for Cross-site scripting attacks. To...
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Dropbox dives into CoffeeScript
During July’s Hackweek, the three of us rewrote Dropbox’s full browser-side codebase to use CoffeeScript instead of JavaScript, and we’ve been really happy with how it’s been going so far. This is a...
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Dropbox tech blog - Caching in theory and practice
Hello, my name is Pavel Panchekha. I was an intern at Dropbox back in ’11, and one thing I’ve investigated are various caching algorithms. The Dropbox mobile client caches frequently-accessed files, so...
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Dropbox Hires Guido Van Rossum - Creator of Python!
Today we’re excited to welcome a new member of the Dropbox family under unusual circumstances. Though he’s joining us now, his contributions to Dropbox date back to day one, all the way to the very...
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Scaling MongoDB at Mailbox
Mailbox has grown unbelievably quickly. During that growth, one performance issue that impacted us was MongoDB’s database-level write lock. The amount of time Mailbox’s backends were waiting for the...
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Dropbox - Outage post-mortem
On Friday evening our service went down during scheduled maintenance. The service was back up and running about three hours later, with core service fully restored by 4:40 PM PT on Sunday.
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Improving Dropbox Performance: Retrieving Thumbnails
Dropbox brings your photos, videos, documents, and other files to any platform: mobile, web, desktop, or API. Over time, through automatic camera uploads on iOS and Android, you might save thousands of...
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Video Processing at Dropbox
Every day millions of people upload videos to Dropbox. Besides wanting their memories safe forever, they also want to be able to watch them at any time and on any device.
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Introducing Pyston: an upcoming, JIT-based Python implementation
Hello everyone, I’m very excited to announce Pyston, a new open-source implementation of Python, currently under development at Dropbox. The goal of the project is to produce a high-performance Python...
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Building Carousel, Part I: How we made our networked mobile app feel fast and...
When we began the journey of building a mobile app for Dropbox a few years ago, we started simple — our Android and iOS apps allowed our users to view their files on the go, and cache them for offline...
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