The Twitter Engineering Blog

Information from Twitter's engineering team about our technology, tools and events.

Results from Engineering for: March 2017

Building and Serving Conversations on Twitter

Some of the most memorable interactions on Twitter occur because of the public conversations that take place on our service. Lately, we’ve been hearing feedback about a complication with these conversations – sometimes, when you reply to a Tweet, you aren’t able to see your reply in the conversation. Due to a longstanding technical capacity limitation, when there is an overwhelming volume of replies to a Tweet, our platform is unable to show all of these replies on the Tweet’s page.

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Optimizing Twitter Heron

In this blog we describe how we profiled Heron to identify performance limiting components, we highlight the optimizations, and we show how these optimizations improved throughput by 400-500% and reduced latency by 50-60%.

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Introducing Twitter Image Pipeline iOS framework for open source

Today, we’re excited to open source our Twitter Image Pipeline iOS framework, or TIP for short.

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