{"id":78069,"date":"2020-04-16T01:42:42","date_gmt":"2020-04-15T23:42:42","guid":{"rendered":"https:\/\/prohoster.info\/blog\/administrirovanie\/data-engineer-i-data-scientist-chto-umeyut-i-skolko-zarabatyvayut"},"modified":"2020-04-16T01:42:42","modified_gmt":"2020-04-15T23:42:42","slug":"data-engineer-i-data-scientist-chto-umeyut-i-skolko-zarabatyvayut","status":"publish","type":"post","link":"https:\/\/prohoster.info\/et\/blog\/administrirovanie\/data-engineer-i-data-scientist-chto-umeyut-i-skolko-zarabatyvayut","title":{"rendered":"Andmeinsener ja andmete teadlane: mida nad oskavad ja kui palju nad teenivad","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Koos E\u043b\u0435\u043d\u0430 \u0413\u0435\u0440\u0430\u0441\u0438\u043c\u043e\u0432\u0430, \u041d\u0435\u0442\u043e\u043b\u043e\u0433\u0438\u044f \u00ab-hool \u0448\u0435\u0444 \u0444\u0430\u043a\u0443\u043b\u044c\u0442\u0435\u0442\u0430<noindex><a rel=\"nofollow\" href=\"https:\/\/netology.ru\/navigation\/?direction=data-science?utm_source=habr&amp;utm_medium=externalblog&amp;utm_campaign=bds_all_ou&amp;utm_content=14042020_dataengscientist\">Andeteaduse ja anal\u00fc\u00fctika<\/a><\/noindex>\u00bb j\u00e4tkame arutelu, kuidas andmete teadlane ja andmeinsener omavahel suhtlevad ja millised on nende erinevused.<\/p>\n<p>Esimeses osas r\u00e4\u00e4kisime <noindex><a rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/company\/netologyru\/blog\/496082\/\">peamistest erinevustest andmete teadlase ja andmeinseneri vahel.<\/a><\/noindex>. <\/p>\n<p>Selles materjalis r\u00e4\u00e4gime, milliseid teadmisi ja oskusi spetsialistid peavad omama, millist haridust t\u00f6\u00f6andjad hindavad, kuidas toimub vestlus, ja kui palju teenivad andmeinsenerid ja andmete teadlased.\u00a0<noindex><a rel=\"nofollow\" name=\"habracut\"><\/a><\/noindex><\/p>\n<h2>Mida peaksid teadlased ja insenerid teadma<\/h2>\n<p>\nErialane haridus m\u00f5lemale spetsialistile on - computingiteadus.<\/p>\n<p><img decoding=\"async\" alt=\"Andmeinsener ja andmete teadlane: mida nad oskavad ja kui palju nad teenivad\" src=\"\/wp-content\/uploads\/2020\/04\/14e804895cb4eac665c2b8558a5911ba.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nIga andme spetsialist - andmete teadlane v\u00f5i anal\u00fc\u00fctik - peab suutma t\u00f5estada oma j\u00e4relduste \u00f5igsust. Selleks on vajalikud teadmised <b>statistikast ja statistikaalastest p\u00f5hiteadmistest.<\/b>.<\/p>\n<p>Masin\u00f5pe ja andmeanal\u00fc\u00fcsivahendid on t\u00e4nap\u00e4eva maailmas asendamatud. Kui tuttavad t\u00f6\u00f6riistad pole saadaval, peavad oskused olema <b>uutest t\u00f6\u00f6riistadest kiiresti \u00f5ppima, looma lihtsaid skripte \u00fclesannete automatiseerimiseks.<\/b>.<\/p>\n<p>Oluline on m\u00e4rkida, et andmetega t\u00f6\u00f6tav spetsialist peab olema suuteline efektiivselt edastama anal\u00fc\u00fcsi tulemusi. Selleks aitab <b>andmete visualiseerimine<\/b> v\u00f5i uurimistulemuste ja h\u00fcpoteeside testimise visualiseerimine. Spetsialistid peavad oskama luua diagramme ja graafikuid, kasutama visualiseerimisvahendeid, m\u00f5istma ja seletama andmeid juhtpaneelidest.<\/p>\n<p><img decoding=\"async\" alt=\"Andmeinsener ja andmete teadlane: mida nad oskavad ja kui palju nad teenivad\" src=\"\/wp-content\/uploads\/2020\/04\/f701a922442a01286c340314861ab343.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nAndmeinseneri jaoks on kolm peamist suunda.<\/p>\n<p><b>Algsed algoritmid ja andmestruktuurid.<\/b>On oluline saada kogemusi koodi kirjutamisel ja p\u00f5histruktuuride ja algoritmide kasutamisel:<\/p>\n<ul>\n<li>algoritmide efektiivsuse anal\u00fc\u00fcs,<\/li>\n<li>selge ja hooldatava koodi kirjutamise oskus,\u00a0<\/li>\n<li>grupiprotsesside t\u00f6\u00f6tlemine,<\/li>\n<li>reaalajas t\u00f6\u00f6tlemine.<\/li>\n<\/ul>\n<p>\n<b>Andmebaasid ja andmete salvestamine, Business Intelligence<\/b>:<\/p>\n<ul>\n<li>andmete salvestamine ja t\u00f6\u00f6tlemine,<\/li>\n<li>t\u00f6\u00f6stuslike s\u00fcsteemide projekteerimine,<\/li>\n<li>Andmete sissetoomine,<\/li>\n<li>jaotatud failis\u00fcsteemid.<\/li>\n<\/ul>\n<p>\n<b>Hadoop ja Suured Andmed.<\/b>Andmete maht suureneb pidevalt ja j\u00e4rgmise 3-5 aasta jooksul saavad need tehnoloogiad igale insenerile vajalikuks. Samuti:<\/p>\n<ul>\n<li>Andmej\u00e4rved,<\/li>\n<li>t\u00f6\u00f6tamine pilveteenuse pakkujatega.<\/li>\n<\/ul>\n<p>\n<b>Masin\u00f5pe<\/b> hakkab levima k\u00f5ikjal ja on oluline m\u00f5ista, milliseid \u00e4rilisi \u00fclesandeid see aitab lahendada. Modelleri oskused ei pruugi olla vajalikud (seda teevad andmete teadlased), kuid nende rakendamise ja vastavate n\u00f5uete m\u00f5istmine on vajalik.<\/p>\n<h2>Kui palju teenivad insenerid ja teadlased<\/h2>\n<p><\/p>\n<h3>Andmete t\u00f6\u00f6tlemise inseneride sissetulek<\/h3>\n<p>\n<b>Rahvusvahelises praktikas<\/b> algne palk on tavaliselt 100 000 dollarit aastas ja t\u00f5useb kogenud t\u00f6\u00f6tajatele, vastavalt Glassdoor'i andmetele. Lisaks pakuvad ettev\u00f5tted sageli aktsiaoptsioone ja 5\u201315% aastaseid boonuseid.<\/p>\n<p><b>Venemaal<\/b> karj\u00e4\u00e4ri alguses on palk tavaliselt v\u00e4hemalt 50 000 rubla piirkondades ja 80 000 Moskvas. Selles etapis ei ole kogemus vajalik, v\u00e4lja arvatud l\u00e4bitud koolitus.<\/p>\n<p>1\u20132 aasta p\u00e4rast t\u00f6\u00f6d \u2013 vahemik 90\u2013100 tuhat rubla.<\/p>\n<p>Vahemik suureneb 120\u2013160 tuhande rubla peale 2\u20135 aasta p\u00e4rast. Lisanduvad sellised tegurid nagu eelneva ettev\u00f5tte spetsialiseerumine, projektide suurus, t\u00f6\u00f6tamine big data'ga jne.<\/p>\n<p>P\u00e4rast 5 aastat t\u00f6\u00f6d on lihtsam otsida t\u00f6\u00f6d seotud osakondades v\u00f5i kandideerida ni\u0161ipositsioonidele, nagu:<\/p>\n<ul>\n<li>Arhitekt v\u00f5i peaarendaja pangas v\u00f5i telekomis \u2013 umbes 250 tuhat.\n<\/li>\n<\/ul>\n<p><\/p>\n<ul>\n<li>Eel-m\u00fc\u00fcgis vendorile, kelle tehnoloogiatega olete k\u00f5ige l\u00e4hemalt t\u00f6\u00f6tanud \u2013 200 tuhat pluss v\u00f5imalikud boonused (1\u20131,5 miljonit rubla).\u00a0\n<\/li>\n<\/ul>\n<p><\/p>\n<ul>\n<li>Enterprise business application'ide, nagu SAP, rakendamise eksperdid \u2013 kuni 350 tuhat.\n<\/li>\n<\/ul>\n<p><\/p>\n<h3>Andmete teadlaste sissetulek<\/h3>\n<p>\n<noindex><a rel=\"nofollow\" href=\"https:\/\/vacancy.newhr.ru\/data\/data\/salary\/Normalresearch.ru_Analysts_2019.pdf\">Uuring<\/a><\/noindex> ettev\u00f5tte \"Normaalsed uuringud\" anal\u00fc\u00fcsituru ja v\u00e4rbamisagentuuri New.HR andmed n\u00e4itavad, et andeteaduse spetsialistid teenivad keskmiselt k\u00f5rgemat palka kui teiste erialade anal\u00fc\u00fctikud.\u00a0<\/p>\n<p>Venemaal on algne palk andeteadlasele, kellel on v\u00e4hem kui aasta t\u00f6\u00f6kogemust \u2013 alates 113 000 rubla.\u00a0<\/p>\n<blockquote><p>Praegusena arvestatakse t\u00f6\u00f6kogusena ka koolitusprogrammide l\u00e4bimist.<\/p><\/blockquote>\n<p> 1\u20132 aasta jooksul v\u00f5ib selline spetsialist teenida kuni 160 tuhat.<\/p>\n<p>4\u20135 aasta kogemusega t\u00f6\u00f6taja palk t\u00f5useb 310 tuhande rubla peale.<\/p>\n<h2>Kuidas toimuvad intervjuud<\/h2>\n<p>\nL\u00e4\u00e4nes saavad kutsehariduse programmid l\u00f5petanud tudengid p\u00e4rast l\u00f5petamist keskmiselt 5 n\u00e4dala p\u00e4rast esimese intervjuu. Umbes 85% leidub t\u00f6\u00f6d kolme kuu jooksul.<\/p>\n<p>Andmeinseneri ja andeteadlase ametikohtade puhul ei erine intervjuu l\u00e4bis\u00f5idud praktiliselt. See koosneb tavaliselt viiest etapist.<\/p>\n<p><b>Elulookirjeldus<\/b>. Kandidatidel, kellel on mittespetsialiseerunud eelnevad kogemused (n\u00e4iteks turundusest), on igaks ettev\u00f5tteks vaja ette valmistada p\u00f5hjalik saatekirja v\u00f5i omada soovitusi selle ettev\u00f5tte esindajalt.<\/p>\n<p><b>Tehniline skriining<\/b>. T\u00fc\u00fcpiliselt toimub see telefoni teel. Koosneb \u00fchest kahest keerulisest ja sama palju lihtsast k\u00fcsimusest, mis puudutavad t\u00f6\u00f6andja praegust tehnoloogiat.<\/p>\n<p><b>HR-intervjuu<\/b>. V\u00f5ib toimuda telefoni teel. Selles etapis kontrollitakse kandidaadi \u00fcldist adekvaatsust ja suhtlemisv\u00f5imet.<\/p>\n<p><b>Tehniline intervjuu<\/b>. T\u00fc\u00fcpiliselt toimub see silmast silma. Erinevates ettev\u00f5tetes on ametikohtade tasemed erinevad ja nimed v\u00f5ivad varieeruda. Seet\u00f5ttu kontrollitakse selles etapis just tehnilisi teadmisi.<\/p>\n<p><b>Intervjuu tehnilise juhi \/ pea arhitektiga<\/b>. Insenerid ja teadlased on strateegilised positsioonid ning paljudele ettev\u00f5tetele ka uued. Oluline on, et potentsiaalne kolleeg meeldiks juhile ja oleks temaga sarnaste maailmavaadetega.<\/p>\n<h2>Mis aitab teadlastel ja inseneridel karj\u00e4\u00e4riredelil t\u00f5usta<\/h2>\n<p>\nOn tulnud piisavalt uusi t\u00f6\u00f6riistu andmetega t\u00f6\u00f6tamiseks. V\u00e4he inimesi tunneb k\u00f5iki neist v\u00f5rdselt h\u00e4sti.\u00a0<\/p>\n<p>Paljud ettev\u00f5tted ei ole valmis palkama t\u00f6\u00f6tajaid ilma t\u00f6\u00f6kogemuseta. Siiski saavad kandidaadid, kellel on minimaalne baas ja teadlikkus tuntud t\u00f6\u00f6riistadest, vajalikku kogemust, kui nad \u00f5pivad ja arenevad iseseisvalt.<\/p>\n<h3>Kasulikud omadused andmeinsenerile ja andmete teadlasele<\/h3>\n<p>\n<b>Soov ja oskus \u00f5ppida<\/b>. Ei ole vajalikkust kohe kogemuse j\u00e4rele tormata v\u00f5i uut t\u00f6\u00f6kohta vahetada uue t\u00f6\u00f6riista t\u00f5ttu, kuid tuleks olla valmis uuele valdkonnale \u00fcleminekuks.<\/p>\n<p><b>Soov automatiseerida rutiinseid protsesse<\/b>. See on oluline mitte ainult tootlikkuse, vaid ka andmete kvaliteedi ja nende edastamise kiirus s\u00e4ilitamise seisukohalt.<\/p>\n<p><b>T\u00e4helepanelikkus ja arusaamine \u201emis seal masina all\u201c toimub<\/b>. Probleemi lahendab kiiremini see spetsialist, kellel on kogemus ja s\u00fcgavad teadmised protsessidest.<\/p>\n<p>Lisaks suurep\u00e4rasele algoritmide, andmestruktuuride ja torujuhtmete tundmisele tuleb <b>\u00f5ppida m\u00f5tlema toodetena<\/b> \u2014 n\u00e4gema arhitektuuri ja \u00e4riotsuseid kui \u00fchtset pilti.\u00a0<\/p>\n<p>N\u00e4iteks on kasulik v\u00f5tta m\u00f5ni tuntud teenus ja m\u00f5elda sellele andmebaas. Siis tasub m\u00f5elda, kuidas arendada ETL ja DW, mis t\u00e4idavad selle andmetega, kes saavad olema tarbijad ja mida neile on andmete kohta oluline teada, samuti kuidas kasutajad rakendustega suhtlevad: t\u00f6\u00f6otsimise ja tutvumise jaoks, autorendi, taskuh\u00e4\u00e4lingu rakendus, haridusplatvorm. <\/p>\n<blockquote><p>Anal\u00fc\u00fctiku, andmete teadlase ja inseneri ametikohad on v\u00e4ga l\u00e4hedased, seega on \u00fcleminek \u00fchelt suunalt teisele kiirem kui teistelt aladelt.<\/p><\/blockquote>\n<p>Igatahes on IT-taustaga inimestel lihtsam kui neil, kellel seda pole. Keskmiselt vahetavad motiveeritud t\u00e4iskasvanud t\u00f6\u00f6d ja \u00f5pivad \u00fcmber iga 1,5\u20132 aasta tagant. Seda on kergem teha neil, kes \u00f5pivad grupis ja mentoriga, v\u00f5rreldes nendega, kes toetuvad vaid avatud allikatele.<\/p>\n<h2>Toimetusest Netology<\/h2>\n<p>\nKui kaalute Data Engineer'i v\u00f5i Data Scientist'i ametit, kutsume teid tutvuma meie kursuste programmidega:<\/p>\n<ul>\n<li>Amet \"<noindex><a rel=\"nofollow\" href=\"https:\/\/netology.ru\/programs\/data-engineer?utm_source=habr&amp;utm_medium=externalblog&amp;utm_campaign=bds_deg_ou&amp;utm_content=14042020_dataengscientist\">Andmeinsener<\/a><\/noindex>\u00bb.\u00a0\u00a0<\/li>\n<li>Amet \"<noindex><a rel=\"nofollow\" href=\"https:\/\/netology.ru\/programs\/data-scientist\/?utm_source=habr&amp;utm_medium=externalblog&amp;utm_campaign=bds_ds_ou&amp;utm_content=14042020_dataengscientist\">Andeteadlane<\/a><\/noindex>\u00bb.<\/li>\n<li>Kursus \u201e<noindex><a rel=\"nofollow\" href=\"https:\/\/netology.ru\/programs\/data-analyst\/?utm_source=habr&amp;utm_medium=externalblog&amp;utm_campaign=bds_da_ou&amp;utm_content=14042020_dataengscientist\">Andmeanal\u00fc\u00fctik<\/a><\/noindex>\u00bb.<\/li>\n<\/ul>\n<p>Allikas: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/company\/netologyru\/blog\/497214\/\">habr.com<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0412\u043c\u0435\u0441\u0442\u0435 \u0441 \u0415\u043b\u0435\u043d\u043e\u0439 \u0413\u0435\u0440\u0430\u0441\u0438\u043c\u043e\u0432\u043e\u0439, \u0440\u0443\u043a\u043e\u0432\u043e\u0434\u0438\u0442\u0435\u043b\u0435\u043c \u0444\u0430\u043a\u0443\u043b\u044c\u0442\u0435\u0442\u0430 \u00abData Science \u0438 \u0430\u043d\u0430\u043b\u0438\u0442\u0438\u043a\u0430\u00bb \u0432 \u041d\u0435\u0442\u043e\u043b\u043e\u0433\u0438\u0438 \u043f\u0440\u043e\u0434\u043e\u043b\u0436\u0430\u0435\u043c \u0440\u0430\u0437\u0431\u0438\u0440\u0430\u0442\u044c\u0441\u044f, \u043a\u0430\u043a \u0432\u0437\u0430\u0438\u043c\u043e\u0434\u0435\u0439\u0441\u0442\u0432\u0443\u044e\u0442 \u043c\u0435\u0436\u0434\u0443 \u0441\u043e\u0431\u043e\u0439 \u0438 \u0447\u0435\u043c \u0440\u0430\u0437\u043b\u0438\u0447\u0430\u044e\u0442\u0441\u044f Data Scientist \u0438 Data Engineer. \u0412 \u043f\u0435\u0440\u0432\u043e\u0439 \u0447\u0430\u0441\u0442\u0438 \u0440\u0430\u0441\u0441\u043a\u0430\u0437\u0430\u043b\u0438 \u043e\u0431 \u043e\u0441\u043d\u043e\u0432\u043d\u044b\u0445 \u043e\u0442\u043b\u0438\u0447\u0438\u044f\u0445 Data Scientist \u0438 Data Engineer. \u0412 \u044d\u0442\u043e\u043c \u043c\u0430\u0442\u0435\u0440\u0438\u0430\u043b\u0435 \u043f\u043e\u0433\u043e\u0432\u043e\u0440\u0438\u043c \u043e \u0442\u043e\u043c, \u043a\u0430\u043a\u0438\u043c\u0438 \u0437\u043d\u0430\u043d\u0438\u044f\u043c\u0438 \u0438 \u043d\u0430\u0432\u044b\u043a\u0430\u043c\u0438 \u0434\u043e\u043b\u0436\u043d\u044b \u043e\u0431\u043b\u0430\u0434\u0430\u0442\u044c \u0441\u043f\u0435\u0446\u0438\u0430\u043b\u0438\u0441\u0442\u044b, \u043a\u0430\u043a\u043e\u0435 \u043e\u0431\u0440\u0430\u0437\u043e\u0432\u0430\u043d\u0438\u0435 \u0446\u0435\u043d\u0438\u0442\u0441\u044f \u0440\u0430\u0431\u043e\u0442\u043e\u0434\u0430\u0442\u0435\u043b\u044f\u043c\u0438, [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":78070,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[688],"tags":[],"class_list":["post-78069","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-administrirovanie"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.1.1 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u0412\u043c\u0435\u0441\u0442\u0435 \u0441 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