How Pinterest Built One of Silicon Valley’s Most Successful Algorithms

For the 50 million new users who join Pinterest each year, the sign-up process is the first taste of one of Silicon Valley’s most successful yet least scrutinized algorithms. The code that powers Pinterest’s home feed, search results, and notifications — determining what images and ideas users see at every turn — is similar in kind to that which underpins Facebook’s News Feed, YouTube’s recommendations, or TikTok’s For You page. It’s the core product of a $15 billion company that successfully went public this year — the only one among a stock of tech unicorns like Uber, Lyft, and Slack whose stock has consistently traded above its IPO price.

https://onezero.medium.com/how-pinterest-built-one-of-silicon-valleys-most-successful-algorithms-9101afdfd0dd