• Android UI tests running in parallel on multiple emulators

    3x3: Speeding Up Mobile Releases

    February 3, 2016

    LinkedIn recently released Project Voyager, our codename for the new version of our flagship application for Android, iOS, and mobile web. Voyager is the result of more than a year of product development work by over 250 engineers. We took the opportunity to rethink the LinkedIn experience from the ground up, not only from a product perspective, but on the engineering side as well. Before Voyager, we released the LinkedIn app once per month. Prior to each release, we picked a...

  • Project Falco

    Project Falco: Decoupling Switching Hardware and Software

    February 1, 2016

    Three years ago we had a serious latency problem with applications inside our data centers. We were not scaling our network infrastructure to meet the demands of our applications – high speed, high availability and fast deployments. We knew we needed greater control of features at the network layer, but we hit a roadblock on figuring out how. The Production Engineering Operations (PEO) team found it very difficult to meet the demands of our applications when network routers and...

  • Using Nested Data in Hive, Apple Interfaces and Other Must Reads

    February 1, 2016

    The beauty of the LinkedIn’s Pulse platform is that it gives professionals a way to share their personal opinions about topical professional news and interests. Here’s a roundup of some of the best pieces LinkedIn engineers have written recently. How Tech is Helping Fashion Return to its Roots By Amy Boone, Software Engineer Amy discusses a new trend in fashion tech: custom, made-to-order clothes for the average consumer. This was in fact how most people had their clothes created...

  • WIT Speed Mentoring

    Women in Tech: Mentoring at Velocity

    January 28, 2016

    Mentoring plays a crucial part in everyone’s personal and professional life. Men and women professionals alike can benefit from having someone to look up...

  • HackWeekNYC

    What Could You Hack in Five Days?

    January 27, 2016

    At the end of last year, LinkedIn’s engineering team in New York City took a week away from our normal work rhythms, and focused our energy into one...

  • RocksDB

    Stream processing with Apache Samza - Current and Future

    January 26, 2016

    At LinkedIn, events pertaining to application and system monitoring, member behavior tracking, inter-application communication, etc., are all ingested...