September, 2016

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Our ReactEurope Recap

Zalando Engineering

React has become widely popular within Zalando, making our attendance at this year’s ReactEurope Conference in Paris a no-brainer. With around 800 like-minded developers and techies, this was set to be a great place to share some hands-on experiences with React. A lot of this year’s talks were centered around React Native and GraphQL. Let’s take a quick look into them below.

Project 52
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What are the job responsibilities of a Hadoop Administrator?

ProjectPro

With increased enterprise adoption of Hadoop, organizations are in need of hadoop administrators to take care of the large hadoop clusters they have. The job role of a Hadoop administrator is strong and the job’s outlook is healthy, with an average of 4300 hadoop admin jobs in US as of 13 th Sept, 2016. A hadoop administrator’s job role is unspectacular but is necessary to keep hadoop clusters running smoothly in production, so a hadoop admin job involves being the nuts and bolts of

Hadoop 52
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Our Engineers get Hands-On at Flow Festival

Zalando Engineering

Flow Festival is a boutique music festival in Helsinki held every year around the second weekend of August. The festival is known for its innovative visual design, versatile line up, and great food. It is set in an old industry area east of the Helsinki city center. The Helsinki Technology Hub had the pleasure of welcoming Zalando’s Nordic Marketing Team to our offices to work on the Flow Festival, raising our brand awareness and engaging our Finnish target group of young adults.

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Zalando Launches Research Lab

Zalando Engineering

Zalando Tech is embarking on an exciting new chapter in its evolution. We’ve recently launched Zalando Research – an endeavour to place Zalando at the forefront of cutting-edge research, to complement our already strong foothold on technology. Why are we doing this? We already boast great researchers at Zalando Tech, so we want to give them an outlet where they can be better organised and aligned.

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From Developer Experience to Product Experience: How a Shared Focus Fuels Product Success

Speaker: Anne Steiner and David Laribee

As a concept, Developer Experience (DX) has gained significant attention in the tech industry. It emphasizes engineers’ efficiency and satisfaction during the product development process. As product managers, we need to understand how a good DX can contribute not only to the well-being of our development teams but also to the broader objectives of product success and customer satisfaction.

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User Story Mapping from a Backend Perspective

Zalando Engineering

Your typical morning might start at the office. The scent of freshly brewed coffee (or tea) starts floating around. This is a typical morning for a lot of teams, but not for the ones slowly gathering in a creativity room. User Story Mapping encompasses a full-on and complicated day, followed by weeks, or months of work by UX teams to make users happier.

Systems 40
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Hadoop Developer Job Responsibilities Explained

ProjectPro

A lot of people who wish to learn hadoop have several questions regarding a hadoop developer job role - What are typical tasks for a Hadoop developer? How much java coding is involved in hadoop development job ? What day to day activities does a hadoop developer do? Or what does a Hadoop Developer do on a daily basis? ProjectPro industry experts say that Hadoop Developer Job role is similar to a technical software programmer’s job role, it is not necessarily easy, but if you are smart and

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Tech Mahindra Hadoop Interview Questions

ProjectPro

Tech Mahindra has its own Hortonworks certified analytics platform for big data solutions popularly known as TAP (Tech Mahindra Analytics Platform). TAP addresses the changing requirements of clients with a wide range of use cases in big data analytics. The technology initiative TAP being certified by Hortonworks further adds value to this asset and helps deliver efficient analytics solutions on HWX Hadoop distribution platform.

Hadoop 40
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Pass props and keeping the DOM neat in a React Isomorphic App

Zalando Engineering

Since we adopted React here at Zalando, I have always been on the look out to make the most out of it. While working with server side rendering, I noticed the way we were passing our props down the pipeline wasn't as clean as I liked it to be. So I thought: "There must be another way". The usual and most common way of passing props from the server side rendering to the client in a React Isomorphic app is through data attributes , which is a very straightforward and easy strategy.

Bytes 40
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HCL Hadoop Interview Questions

ProjectPro

With an annual revenue of $6.5 billion USD, 95000 professionals across diverse nationalities in 31 countries- India’s original IT garage startup, HCL, uses a data driven methodology to migrate ETL jobs into corresponding hadoop jobs. With increased number of transactions, HCL is finding difficult to maintain the SLAs. Also, the ETL license cost and code maintenance cost are exponentially increasing.

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How Can Your Company Radically Curb Insider Threat?

Zalando Engineering

Companies have long neglected security in the development lifecycle, instead of accepting that it is part of everything they do. The push to bring security to the forefront of product development, as well as to the minds of all employees, is costing organisations more than they anticipated. Bigger companies have recently made headlines with their lucrative bug bounty programs that only focus on external security threats.

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Peak Performance: Continuous Testing & Evaluation of LLM-Based Applications

Speaker: Aarushi Kansal, AI Leader & Author and Tony Karrer, Founder & CTO at Aggregage

Software leaders who are building applications based on Large Language Models (LLMs) often find it a challenge to achieve reliability. It’s no surprise given the non-deterministic nature of LLMs. To effectively create reliable LLM-based (often with RAG) applications, extensive testing and evaluation processes are crucial. This often ends up involving meticulous adjustments to prompts.

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Recap of Hadoop News for August

ProjectPro

News on Hadoop-August 2016 Latest Amazon Elastic MapReduce release supports 16 Hadoop projects. TechCrunch, August 2, 2016 Amazon released its latest version of Elastic MapReduce (EMR) 5.0 that is aimed to help data scientists and other interested parties looking to manage big data projects with hadoop. The EMR release includes support for 16 open source Hadoop projects. ( Source: [link] ) Hadoop vendor MapR raises another $50M as it sets its sights on IPO.

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All About Startups At The Latest Techspert Panel

Zalando Engineering

Another edition of our ongoing Zalando Techspert Series has come and gone, an event which collects experts from respected companies to talk all things tech. During this month’s debate, we shone a light on startups and how they could earn their big break – a hot topic in one of the hottest startup hubs in Europe. The panel featured Rocket Internet’s Johannes Bruder, CEO of zLabels Jan Wilmking, and Co-founder of CoffeeCircle Robert Rudnick.