A survey of 2013 data science salary survey”

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A survey of "2013 Data Science Salary Survey” 2014/04/26 Tokyo Webmining / @showyou

description

I'm Japanese. I wrote survey of O'reilly "2013 Data science salary survey" and differences of US and JP.

Transcript of A survey of 2013 data science salary survey”

Page 1: A survey of   2013 data science salary survey”

A survey of "2013 Data Science Salary Survey”

2014/04/26 Tokyo Webmining / @showyou

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2013 Data Science Salary Surveyhttp://strata.oreilly.com/2014/01/2013-data-science-salary-survey.html

+My Comments

Mostly figures come from this survay.

Abstruction

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Agenda

About meSurvayComments/ my opinions

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About meDatamining EngineerHadoop(Pig, Hive, Cloudera Hue)BI Tool, JIRA, Confluence, gitPython, MachineLearning, NLP(Lang), (R, js, highchart, C++, Java)

Status: Looking for the new job Previous: Hikarie

Not an job consultant or recruiterhttp://about.me/showyou41

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Summary of this paper

OSS(Python, R) > Tradisional Tools(SAS, Excel)Tradisional Tools are used in relative isolationWider variety of tools, higher salaryBigdata = higher salary

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Respondents

Atendees of Two Strata conferences (New York 2012 and Santa Clara 2013) Members&range of ages in US is ->Most respondents is 30s or 40s

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The jobs of respondents(1)

Top 10 Industories ->Startup 1/5Median salary: Startup > Public > Private > gov

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The jobs of respondents(2)

Most respondents(56%)describe themselves as data scientists/ analysts.

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Tool Usage

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Tool usage

SQL/RDB is TopR Python > Excel

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Tool correlations

Orange: Group “Hadoop”Blue: Group “SQL/Excel”Red: Neither

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Tools(hadoop)

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Tools(SQL/Excel)

Not correlative

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Median Salary vs Tools

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Salary vs Hadoop or SQL/Excel

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Salary & Tools

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Comment or my opinion

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Questionare of the categolize

Orange vs Blue seems correct, but Red is doubtfule.g. JavaScript vs D3.js, VBA vs C#, Python vs Ruby, Pentaho vs Tableau,...

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What is data scientist?

What are differences of data scientist & analiyst?The definitions of data scientist in U.S. and JP are different.U.S.: O’reilly http://radar.oreilly.com/2010/06/what-is-data-science.html

JP:Nikkei http://itpro.nikkeibp.co.jp/article/Keyword/20130614/485142/

Japanese often drops the side of Engineering

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Indeed search(US)Keyword Low High mean

Hadoop $60,000+ $140,000+ $81,300

Hive $60,000+ $140,000+ $80,400

SAS $50,000+ $130,000+ $72,100

Data scientist $50,000+ $130,000+ $72,000

Excel $30,000+ $110,000+ $51,200

Sun Francisco Bay area

Strata survay : 50% over are Tech lead or Executive

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Indeed search(Tokyo, JP)

Keyword Low High mean

Hadoop 5.00+ m Yen 13.00+ 6.27

Hive 5.00+ 13.00+ 6.68

SAS 4.00+ 12.00+ 6.13

Data scientist 4.00+ 12.00+ 5.81

Excel 3.00+ 11.00+ 4.40

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Salary US vs JP(1$=102.5Yen)

US($) JP(m Yen) JP($) US/JP

Hadoop 81,300 6.27 61,200 1.33

Hive 80,400 6.68 65,200 1.23

SAS 72,100 6.13 59,800 1.21

Data scientist 72,000 5.81 56.700 1.27

Excel 51,200 4.40 42.900 1.19

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Costs US vs JP

U.S. House(Cal, Bayarea, 1Bed room, Sep 2013)$2192~ $2800

Foods $8~$12~+tip15%

JPHouse(Tokyo, 1 Room under 30m^2, Apr 2014)20k~150k Yen

Foods 500~1500 YenUS = JP * 1.2 or 1.5

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Appendix

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Hive

http://hive.apache.org/SQL like language for HadoopConvert hiveQL tomap reduce when youexecute hive query

http://www.cloudera.com/content/cloudera/en/products-and-services/cloudera-live.html

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R languageR is a free software environment for statistical computing and graphicshttp://www.r-project.org/

e.g. $ R > demo(graphics)

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Tableau

http://www.tableausoftware.com/BI Tool(Commercial)

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Pentaho

http://www.pentaho.com/http://www.pentaho-partner.jp/BI Tool (Free/Commercial)

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SAS

http://www.sas.com/en_us/software/sas9.htmlAnalytics toolcf. SPSS

http://www.sas.com/offices/NA/canada/en/resources/screenshot/sas-marketing-optimization-2-full.jpg

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D3(.js)

http://d3js.org/http://ja.d3js.node.ws/Rendering Library for JavaScript

backbone.js