June, 2017

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Rebuilding Yelp's Data Pipeline with Justin Cunningham - Episode 5

Data Engineering Podcast

Summary Yelp needs to be able to consume and process all of the user interactions that happen in their platform in as close to real-time as possible. To achieve that goal they embarked on a journey to refactor their monolithic architecture to be more modular and modern, and then they open sourced it! In this episode Justin Cunningham joins me to discuss the decisions they made and the lessons they learned in the process, including what worked, what didn’t, and what he would do differently

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Re-Architecting Cash and Digital Wallet Payments for India with Uber Engineering

Uber Engineering

Uber is developing a payment platform for India that enables operations teams to more seamlessly collect and distribute cash and digital wallet payments to drivers. In this article, San Francisco-based software engineer Yijun Liu reflects on his experiences working with … The post Re-Architecting Cash and Digital Wallet Payments for India with Uber Engineering appeared first on Uber Engineering Blog.

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Recap of Hadoop News for May 2017

ProjectPro

News on Hadoop - May 2017 High-end backup kid Datos IO embraces relational, Hadoop data.theregister.co.uk , May 3 , 2017. Datos IO has extended its on-premise and public cloud data protection to RDBMS and Hadoop distributions. Its RecoverX distributed database backup product of latest version v2.0 now provides hadoop support. RecoverX is described as app-centric and can back up applications data whilst being capable of recovering it at various granularity levels to enhance storage efficiency.

Hadoop 52
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The Modern Architecture of Search

Zalando Engineering

Information Retrieval (IR) systems are a vital component in the core of successful modern web platforms, and Zalando understand their importance incredibly well. The main goal of IR systems is to provide a communication layer that enables customers to establish a retrieval dialogue with underlying data. The immense explosion of unstructured data drives modern search applications to go beyond just fuzzy string matching, to invest in deep understanding of user queries through interpretation of use

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Beyond the Basics of A/B Tests: Highly Innovative Experimentation Tactics You Need to Know

Speaker: Timothy Chan, PhD., Head of Data Science

Are you ready to move beyond the basics and take a deep dive into the cutting-edge techniques that are reshaping the landscape of experimentation? 🌐 From Sequential Testing to Multi-Armed Bandits, Switchback Experiments to Stratified Sampling, Timothy Chan, Data Science Lead, is here to unravel the mysteries of these powerful methodologies that are revolutionizing how we approach testing.

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Engineering On-Demand Transportation for Business with Uber Central

Uber Engineering

When Uber launched in 2009, our mission was simple: make transportation as reliable as running water everywhere, for everyone. While our mission remains the same today, the number of Uber use cases have grown dramatically, motivating our engineers to think … The post Engineering On-Demand Transportation for Business with Uber Central appeared first on Uber Engineering Blog.

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Quantitative UX Research – How Can it Complement our Customer Insights?

Zalando Engineering

Most people associate the term UX research with qualitative methods, for example, interviews with a small number of participants. These interviews are used to discover things such as customer problems, usability issues with a product, and customer journeys. Often, we concentrate on observable behavior by watching and interviewing customers while they actually use the product or prototype.

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Signalling Your Jenkins Build Status with a Mini USB Traffic Light

Zalando Engineering

As part of an effort to increase developer awareness of quality, we wanted to draw attention the fact that you should have healthy CI builds. The normal procedure revolved around emails sent to the individuals who broke the build with their last commit. With almost all of us used to receiving a lot of email-noise throughout the day, this is not a channel where you can expect an immediate reaction.

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PostgreSQL in a time of Kubernetes

Zalando Engineering

A lot of time has passed at Zalando since the first services were started backed by PostgreSQL 9.0-rc1. Despite the adoption of other technologies, PostgreSQL remains the preferred relational database for most engineers around. You can follow some of the developments around PostgreSQL on the blog and also on GitHub where we share most of our PostgreSQL-related tooling.

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Hadoop Cluster Overview: What it is and how to setup one?

ProjectPro

What is a Hadoop Cluster? In general, a computer cluster is a collection of various computers that work collectively as a single system. “A hadoop cluster is a collection of independent components connected through a dedicated network to work as a single centralized data processing resource. “ “A hadoop cluster can be referred to as a computational computer cluster for storing and analysing big data (structured, semi-structured and unstructured) in a distributed environment.

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