site speed 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...

  • 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, and how it became a huge success in emerging markets. As a pure server-side rendered web app, it was fast, but it wasn’t providing a good user experience. If a member was viewing their feed and had scrolled beyond the first page,...

  • LinkedInLite1

    LinkedIn Lite: A Lightweight Mobile Web Experience

    March 22, 2018

    The opportunity in India India is a mobile-first country, with 71% of the population having only a mobile internet connection and accessing the internet only via mobile.  Also, 85% of the mobile population accesses the internet on an Android device, with UCWeb being the preferred browser of choice followed by Chrome and Opera respectively. LinkedIn India has...

  • sitespeed1

    Fixing the Plumbing: How We Identify and Stop Slow Latency ...

    October 31, 2017

    At LinkedIn, we pay attention to site speed at every step of the release process, from code development to production ramp. But...

  • Pemberly-logo

    Sleek and Fast: Speeding Up your Fat Web Client

    October 19, 2017

    Editor’s Note: This post is based on Sarah’s talk “Sleek and Fast: Weight Management for your Fat Web Client” given at the Grace...

  • TCP1

    The TCP Tortoise: Optimizations for Emerging Markets

    August 11, 2017

    Serving fast pages is a core aspiration at LinkedIn. As part of this initiative, we continuously experiment and study the various...