Performance Articles

  • connection-coalescing

    Evaluating Connection Coalescing For Static and Media Asset Downloads

    August 16, 2019

    One of the core aspirations of the engineering teams at LinkedIn is to delight our members with instantaneous page load experiences. To achieve this, we strive for optimal configurations and settings across the different layers of our software stack. Recently, we completed a large-scale experiment in reusing TCP/IP connections and found a perceivable drop in the...

  • results-graph-image

    Understanding Network Quality: The Rise of Customized Content Delivery

    June 10, 2019

    “Make LinkedIn feel instantaneous” is a mantra our performance team lives by to deliver the best possible experience to our members. We are constantly on the lookout for ways to improve our site speed and user experience, be it through optimizing our infrastructure and edge, accelerating our web and mobile applications’ performance, or tuning our systems and...

  • videoperformance1

    How LinkedIn Uses Data to Improve Video Performance

    January 14, 2019

    At LinkedIn, we use data to improve our members’ experiences while using our site. On the video team, we value metrics that yield insight on how long our videos take to load, why certain videos draw more attention than others, and how our members tend to interact with videos across web, iOS, and Android. In short, the various data points collected during video...

  • featuredimage7

    Recap: Our 3rd Performance Engineering Meetup

    September 4, 2018

    Once per quarter, the LinkedIn Performance Engineering meetup brings together engineers passionate about performance and efficiency...

  • linkedinlitept21

    LinkedIn Lite: A Server-Side Rendered PWA

    July 11, 2018

    A couple of months ago, we shared details about LinkedIn Lite's architecture, its evolution as a light-weight mobile web experience,...

  • organic-feed-peak-traffic-7

    Making LinkedIn's Organic Feed Handle Peak Traffic

    May 17, 2018

    LinkedIn has recently experienced issues with handling peak load in FollowFeed, our custom timeline service that powers the organic...