October, 2015

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Sqoop vs. Flume Battle of the Hadoop ETL tools

ProjectPro

Apache Hadoop is synonymous with big data for its cost-effectiveness and its attribute of scalability for processing petabytes of data. Data analysis using hadoop is just half the battle won. Getting data into the Hadoop cluster plays a critical role in any big data deployment. Data ingestion is important in any big data project because the volume of data is generally in petabytes or exabytes.

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How Zalando’s App Makes Instagram Images Shoppable

Zalando Engineering

I’ve been a product manager on the Zalando mobile apps team since 2013, and for as long as I can remember our customers have been telling us that they derive inspiration for their fashion purchases via Instagram. With more than 300 million active users sharing more than 70 million photos and videos every day, Instagram has become the perfect spot to easily share and discover new outfits and street styles.

Media 52
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What We Liked and Learned at JSConf.eu

Zalando Engineering

Late last month brought the seventh edition of JSConf.eu , Berlin’s largest JavaScript conference, and my colleague Andrey Kuzmin and I were lucky enough to attend. Aside from offering (always!) great food, the conference also featured an array of interesting talks over two tracks. Here’s what we enjoyed the most: Microsoft Edge Kai Jäger of Microsoft gave an introduction to Microsoft’s most recent — and joyfully anticipated — browser.

Bytes 52
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Attention Tech Entrepreneurs!

Zalando Engineering

Update: Due to the extremely positive feedback we received during SLUSH, we want to give more teams the chance to apply for the Zalando Tech Residency Program and are extending the application deadline to Monday, Nov. 30, 2015 at noon CET. All teams who have already applied will hear from us soon. Zalando’s story begins in 2008 with two guys shipping shoes out of their student apartment.

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15 Modern Use Cases for Enterprise Business Intelligence

Large enterprises face unique challenges in optimizing their Business Intelligence (BI) output due to the sheer scale and complexity of their operations. Unlike smaller organizations, where basic BI features and simple dashboards might suffice, enterprises must manage vast amounts of data from diverse sources. What are the top modern BI use cases for enterprise businesses to help you get a leg up on the competition?

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From Jimmy to Microservices: Rebuilding Zalando’s Fashion Store

Zalando Engineering

One of the largest clusters of engineering teams driving Zalando is our Fashion Store department, which develops and maintains our 15 country-specific, customer-facing websites. The Fashion Store focuses on creating great online experiences for Zalando’s +16 million active customers — developing great features like the catalog and the product detail page.

Scala 40
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How to Use Parameter Names in SQL Functions

Zalando Engineering

At Zalando, we store most of our valuable data in PostgreSQL. When we want to access it, we typically use a layer of PostgreSQL functions. With every release, we roll out a new set of functions, neatly organized into versioned API schemas. The application then reads and changes the data by calling the functions of the current API schema. This means we have many functions in our databases — and a relatively large team of developers who write them.

SQL 40
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My Droidcon Greece Experience

Zalando Engineering

Last month Thessaloniki welcomed the first Droidcon in Greece. It was also my first time in Greece, and I was fortunate to be invited as a speaker. Aside from the high quality of the conference itself, the organizers (special thanks to Eliza Amber ) did a great job of spoiling us. It started at the airport, where a taxi was waiting for me. On Droidcon Eve, the other speakers and I were given a bus tour of Thessaloniki.