Amazon Data Scientist Interview

Hello everyone, I am from Silicon Valley Dong Fei, at the invitation of domestic friends, very happy to communicate with you about the U.S. Big Data Engineers interview strategy. Personal introduction to do a self-introduction, after the undergraduate Nankai, joined a start-up company Kuxun, do real-time information retrieval, and then enter the Baidu Infrastructure group, built the Baidu APP engine earlier version, and then went to Duke University, in the study, during the master's degree, Starfish, a research project related to Hadoop's big data, and then Amazon ...

Big data has penetrated every aspect of people's lives, such as store promotions, political campaigns, and so on. What is the current state of the big data? 51CTO interview with large data expert Zheng will tell you the way to big data. For an exclusive video interview, please visit the "the way to sit and see the big data" NoSQL and Big Data NoSQL first appeared, mainly Twitter, the social media sites used. Because they need to deal with every moment users upload a large number of images, videos and other unstructured data. After the large data concept is proposed, due to its excellent in unstructured data ...

From the Silicon Valley firm, to everyone's discussion of the bubble problem, how large data and artificial intelligence combined? What is the prospect of science and technology in the 2015? Dong Fei, a Coursera software engineer from Silicon Valley, sorted out the dry goods and various occasions in his recent Stanford public lectures to share with you. He has a hands-on experience, as well as a detailed analysis of some of the companies that have worked or studied in depth, such as Hadoop, Amazon, and LinkedIn. Dong Fei page Here, the mailbox is Dongfeiwww@gmail ....

"Data has penetrated into every industry and business functional area today, becoming an important factor in production." The excavation and application of massive data indicates a new wave of productivity growth and consumer surplus. 　　The arrival of the big data age was first proposed by McKinsey, a world-renowned consulting firm. Indeed, this is the age of large data. On Wall Street in the south of New York Manhattan District, investment banking sold shares based on popular sentiment, and hedge funds analyzed the sales of corporate products based on customer reviews at the shopping site; at the very beginning of the World Cup in Brazil, Google [micro-blog] Cloud computing flat ...

For many market researchers, "medium data" is the analysis goal that truly provides ROI value returns. The so-called "Big data" analysis, will show a diminishing ROI. The industry's skepticism about the concept of "big data" has never stopped, and many people think it is just an overly hyped marketing bubble. Indeed, most companies do not have PB-level data, such as Google or Facebook, in terms of volume of data. So, does big data have any meaning? Data analysis expert Tom ...

For the attitude of data analysis, there are a few complaints to vent, purely personal feel in these years of work experience. After the interview, I have been interviewing this weekend, a total of more than 30 people, only half can go to my level, whether it is a few years of work, or a bit of work experience, whether it is a prestigious university or general school Their attitude towards the data made me feel a bit disappointed. I asked them, if I was the CEO of Jingdong Mall, Monday morning you want to show me last week's three data, what data would you choose? Almost all of them answered without a second ...

According to sort Benchmark's latest news, Databricks's spark tritonsort two systems at the University of California, San Diego, 2014 in the Daytona graysort tied sorting contest. Among them, Tritonsort is a multi-year academic project, using 186 EC2 i2.8xlarge nodes in 1378 seconds to complete the sorting of 100TB data, while Spark is a production environment general-purpose large-scale iterative computing tool, it uses 207 ...

Large data is a vague expression of large-scale phenomena. 　　The term has now been overheated by entrepreneurs, scientists, governments and the media. Five years ago, a Google research team announced a remarkable achievement in the world's top science magazine Nature. The team can track the spread of flu in the United States, which does not depend on any medical examination. They are tracking even faster than the CDC. Google's tracking results are only a day's delay, and the CDC needs to compile a large number of physicians ' diagnoses to get a spread of the trend chart ...

This article originally contained the FT website, original title: Big Data:are We making a big mistake, it seems that I saw a bit late, but still share it. Because it does discuss some of the issues I've been thinking about recently, it's a speculative article. 　　If you've never known big data before, this can be considered a primer. This article is only opinion, because the query is more simple than the proof, but the big data is now hot, these negative comments, if as a conversation to collect, is also good ...

Winter San Jose, still comfortable, the sun shines on the face warm, peaceful. Double Tree Hotel Conference hall, an interesting topic is being hotly discussed: "Big data is so omnipotent, so why am I still single?" "In recent years, more and more people have sought a word:" We have to believe in the data, except God. "Big Data" with its unique mass, diversity, high value and other characteristics obsessed with many areas of people, it seems that it can solve all problems. At the moment, this girl's problem has brought the interest of the US storage and network leading manufacturer LSI engineers ...