Developing fast & reliable iOS builds at Pinterest (Part one)

At Pinterest we’re focused on helping people discover inspiring ideas, from dinner recipes to try, home and style products to buy, to places to travel. Building the best products for mobile is a critical part of that, with 80% of all Pinners…

Why you should build a React Component Library, and style it with CSS in JS

Mise en place is a concept from French cooking. It translates to “everything in its place”. It refers to the preparation before starting cooking. To make soup, you would start by chopping onions, carrots, celery, and garlic. Then with everything portioned and prepared, you start cooking. Mise en place is…

Home-grown bytecode interpreters

In recent decades the use of virtual programming language machines has become very widespread. It is some time since the Java Virtual Machine was first launched in the latter half of the 90s, so we can state with confidence that bytecode interpreters are now very much a reality and not…

Hunting for Memory Leaks in Python applications

Building a Cross-platform In-app Messaging Orchestration Service

Thoughtful, relevant, and timely messaging is an integral part of a customer’s Netflix experience. The Netflix Messaging Engineering team builds the platform and the messages to communicate with Netflix customers. Messages in the Netflix App In-app messages at Netflix fall broadly into two channels — Notifications and Alerts. Notifications are content recommendations that show up…

Automating Shop The Look on Pinterest

Every day, people come to Pinterest to discover new ideas — and when they find a product they want to buy, it should be easy to purchase it. In home decor specifically, millions of people come to Pinterest to find inspiration. That’s why in 2017…

Augmented Reality: Commercetools in AR

The commercetools development lab does not have a giant robot poster. It only exists in a superimposed state through a camera lens and video feed. Yet the poster looks real and can be sized, rotated, and placed on tap throughout the environment. Just as our brains render our own reality…

#TheMillennialCondition

The recent past has seen the interwebs be rife with chatter about the “Millennial generation”. Popularly believed to inhabit the age spectrum spanning 18 to 35, this rather fascinating breed of youngsters are as mystifying, as they are vocal. Tagged with many a label, this group of youthlings has been…

Machine Learning-Powered Search Ranking of Airbnb Experiences

By: Mihajlo Grbovic, Eric Wu, Pai Liu, Chun How Tan, Liang Wu, Bo Yu, Alex Tian Airbnb Experiences are handcrafted activities designed and led by expert hosts that offer a unique taste of local scene and culture. Each experience is vetted for quality by a team of editors before it…

Protecting a Story’s Future with History and Science

Kylee’s parents after their wedding in 1978. I — Kylee — have two photos from my parents’ wedding. Just two. This year they celebrated 40 years of marriage, so both photos were shot on film. Both capture a joy and awkwardness that come with young weddings. They’re…

Our Swift Style Guide Is Now Open Source

Some of Airbnb’s native engineers talking in our Native Product Development tech talk last August A brief history of Swift at Airbnb At WWDC 2014, Apple surprised us with a new language: Swift. At Airbnb, we quickly jumped in head first and wrote our first line of…

Transforming CalFresh enrollment with mRelief

We are pleased to introduce a pilot initiative with technology nonprofit mRelief to enhance the CalFresh enrollment process for San Franciscans facing food insecurity. mRelief has built an easy-to-use tool on web, text messaging, and voice for Americans to sign up for food stamps…

Engineering to Improve Marketing Effectiveness (Part 3) — Scaling Paid Media campaigns

Canter’s Deli: An L.A. landmark, right to your door

Canter’s Deli, the iconic Jewish deli in Los Angeles, first opened its doors in 1931 in Boyle Heights and…

Improving Experimentation Efficiency at Netflix with Meta Analysis and Optimal Stopping

From living rooms in Bogota, to morning commutes in Tokyo, to beaches in Los Angeles and dorms in Berlin, Netflix strives to bring joy to over 139 million members around the globe and connect people with stories they’ll love. Every bit of the customer…

Detecting Performance Anomalies in External Firmware Deployments

Netflix has over 139M members streaming on more than half a billion devices spanning over 1,700 different types of devices from hundreds of brands. This diverse device ecosystem results in a high dimensionality feature space, often with sparse data, and can make identifying device performance issues challenging…

10 Questions with DoorDash’s New VP, Global Diversity, Inclusion, and Belonging, Lisa Lee

Lisa Lee, our new Vice President of Global Diversity, Inclusion, and Belonging is a seasoned pro with a lengthy record of impacting real–and award-winning–cultural change in tech companies. She’s held leadership positions at Facebook, Pandora, and most recently Squarespace. Lisa is a self-proclaimed diversity geek who spends 90% of her…

Xcode 10.2, macOS Mojave 10.14.4, iOS 12.1 and other betas

New betas are here and these are some of the most important things that I have learned about them. Swift 5 for Xcode 10.2 beta Swift Firstly, the latest Xcode beta is bundled with the following Swift version: Apple Swift version 5.0 (swiftlang-1001.0.45.7 clang-1001.0.37.7) Target: x86_64-apple-darwin18.2.0 ABI version: 0.6 Let’s start with the most exciting news: Swift…

A journey towards Atomic Design on Android

This expansion…

How to build a technology platform

Let’s try to build a logistics technology platform for the world! What platform? SaaS platform for…

Contextualizing Airbnb by Building Knowledge Graph

By Xiaoya Wei and Yizheng Liao A riverfront, all-bamboo house on Airbnb in Bali. Imagine you are planning a trip to Los Angeles. The first step is to visit Airbnb.com and search for “Los Angeles.” On the backend, the query “Los Angeles” is translated into a block on the map; available Homes within this block are returned in…

Bringing the 201 Created team to Addepar

Addepar’s…

DunzosuperHERoes

Dunzo salutes our women warriors for shattering stereotypes, while paving the way for a fair, and inclusive world. Here are the tales of two women who, against all odds…

An Interview with Joshua Goldenberg, Head of Design at Slack

India welcomes #TheDunzoGeneration

As our spirited nation strides into its 70th year of being a thriving democracy,the wheels of progress are indeed spinning fast! India today, boasts of a wonderfully vibrant crop of super productive high performers. The thinkers, the doers and the uncompromising go-getters. They keep the stakes high, and the mistakes…