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Real-time analytics at Pinterest
As thousands of people gather in the Bay Area this week for Strata + Hadoop World, we wanted to share how data-driven decision making is in our company DNA. Most recently, we built a real-time data...
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Fighting spam at Pinterest
Spammers used to love us, but not anymore.Pinterest is a great platform to spam because of the large amount of traffic we drive to other sites. Spammers want to divert traffic to their sites so Pinners...
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Open-sourcing PINCache
Because the Pinterest iOS app downloads and processes an enormous amount of data, we use a caching system to cache models and images to avoid eating into our Pinners’ (users’) data plans. For quite...
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4 steps to better goals and metrics
“Strategy without tactics is the slowest route to victory. Tactics without strategy is the noise before defeat.” - Sun TzuI’ve found over and over again that many organizations suffer from the same...
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Serving configuration data at scale with high availability
We have a lot of important and common data that’s not modified frequently but accessed at a very high rate. One example is our spam domain blacklist. Since we don’t want to show Pinners spammy Pins,...
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Open-sourcing Pinball
As we continue to build in a fast and dynamic environment, we need a workflow manager that’s flexible and can keep up with our data processing needs. After trying a few options, we decided to build one...
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Making Pinterest HTTPS
Pinner safety is a top priority for us, and so earlier this year we joined the growing list of websites that are fully HTTPS. As we build trust with Pinners, it significantly improves security in one...
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Pinnability: Machine learning in the home feed
Pinterest hosts more than 30 billion Pins (and growing) with rich contextual and visual information. Tens of millions of Pinners (users) interact with the site every day by browsing, searching,...
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Why you should be A/B testing your infrastructure
The benefits of using a data-driven approach to product development are widely known. Most companies understand the benefits of running an A/B experiment when adding a new feature or redesigning a...
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Learn to stop using shiny new things and love MySQL
A good portion of the startups I meet and advise want to use the newest, hottest technology to build something that’s cool, but not technologically groundbreaking. I have yet to meet a startup building...
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Shared web credentials: A simpler way to log in
Our top priority is to create a great user experience in everything we build, and across platforms. As part of that, each day we work to reduce the effort it takes to use Pinterest. So when Apple...
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Improving Pinning with a predictive board picker
Every day, tens of millions of people discover and save Pins on Pinterest, making the Pinning flow one of the most important features. It’s so important that we’re constantly and carefully making...
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Introducing the Pinterest Developers Platform
Every day, millions of people use Pinterest to save creative ideas for recipes, articles, places to travel, products and more. Today we’re announcing the beta version of the Pinterest Developers...
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Under the hood: Teletraan deploy system
Among the things a developer worries about most, deploy is near - or at - the top of the list. A deployment is often the first time a new code change runs in the production environment. A dependable...
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Building a scalable machine vision pipeline
Discovery on Pinterest is all about finding things you love, even if you don’t know at first what you’re looking for. The Visual Discovery engineering team is tasked with building technology that will...
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Building security into buyable Pins
Earlier this week, we announced buyable Pins, a simple and secure way to buy your favorite products on Pinterest. When building buyable Pins, we focused on making the technology easy and fun to use...
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Building RoadRunner for a near real-time feedback loop
We use Hadoop/MapReduce batch jobs extensively to process content and activity streams. The home feed is a prime example where we employ such batch jobs to compute signals and features to create a...
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MySQL performance optimization: 50% more work with 60% less latency variance
When I joined Pinterest, my first three weeks were spent in Base Camp, where the newest engineering hires work on real production issues across the entire software stack. In Base Camp, we learn how...
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Developers: Say hello to our new site!
We recently announced the Pinterest Developers Platform, a suite of APIs for building integrations and apps that help people do more with their Pins online and off. Now, to help developers create the...
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Discover Pinterest: Mobile engineering and design
As a mobile-first company, a big focus is designing and engineering for the 80 percent of Pinners who access Pinterest on a mobile device. The small team of cross-platform mobile engineers recently...
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