site speed Articles

  • istogram-of-percent-page-load-time-reduction-across-major-markets

    Accelerating the LinkedIn Experience with Azure Front Door

    February 17, 2022

    Co-authors: Samir Jafferali, Viranch Mehta, and Thanglalson Gangte We announced the completion of LinkedIn’s migration to Azure’s edge offering, Azure Front Door (AFD), in June of 2020 and since then we have seen numerous benefits from the switch. Microsoft has continued to aggressively expand the AFD footprint to new countries, giving us quick and direct access...

  • The impact of slow NFS on data systems

    June 23, 2020

    Espresso is LinkedIn's defacto NoSQL database solution. It is an online, distributed, fault-tolerant database that powers most of LinkedIn’s applications including member profiles, InMail (LinkedIn's member-to-member messaging system), sections of the main LinkedIn homepage, our mobile applications, and more. Since Espresso caters to many critical features, its...

  • diagram-of-a-parallelization-optimization

    Building a blazingly fast Android app, Part 2

    January 7, 2020

    Monitor, profile, optimize, and ramp. This is the cycle of performance operations that we rely on to improve our Android app. Part 1 of this blog series covered monitoring and profiling — monitoring gives us the “true north” of optimizations to make data-driven decisions, while profiling helps us pinpoint the areas of opportunity. In part 2, we will look at...

  • connection-coalescing

    Evaluating Connection Coalescing For Static and Media Asset...

    August 16, 2019

    One of the core aspirations of the engineering teams at LinkedIn is to delight our members with instantaneous page load experiences....

  • 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,...

  • 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...